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Doubles in session


Current system
20378+2943
A 742 BC


Nearby doubles
7' : 20378+2951
TDT2435

10' : 20385+2945
COU1172

10' : 20381+2953
A 744

12' : 20371+2953
MLB 663

13' : 20368+2951
BTN 1

15' : 20381+2958
A 743

15' : 20374+2958
HJ 1547

18' : 20368+2955
TDT2421

26' : 20361+2955
TDT2407

33' : 20403+2947
STF2714

34' : 20362+3010
TDT2408

37' : 20387+2910
L 69

37' : 20406+2948
HO 137AB

37' : 20385+2909
HO 458

43' : 20402+2916
FMR 160

44' : 20393+2906
HO 136

44' : 20407+3007
TDT2467

47' : 20411+2925
ES 508AB

48' : 20412+3001
COU1173

49' : 20401+2906
TDT2458

49' : 20346+3009
TDT2387

50' : 20344+3004
TDT2384

51' : 20340+2942
TDS1084

51' : 20413+2922
ARY 29

52' : 20416+3000
COU1174

52' : 20396+3030
STF2711



Selections
Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

20378+2943 A 742 BC

 
 
20h 37m 48.90s +29° 44' 12.8" P.A. 132.00 sep 1.2 mag 10.36,10.90 dist. 123.61 pc (403.22 l.y.)
 
 
Coord 2000 20378+2943 Discov num A   742 Comp BC Coord arcsec 2000 20 37 48.90 +29 44 12.8
Date first 1904 Date last 2016 Obs 23
Pa first 127 Pa last 131.7 P.A. Now (θ) 131.7°
Sep first 1.0 Sep last 1.198 Sep. Now (ρ) 1.198"
Mag pri 10.36 Mag sec 10.90 delta mag (ΔM) 0.54 Spectral class
Pri motion ra +005 Sec motion ra +005
Pri motion dec -016 Sec motion dec -016
Notes
Nature of this double is uncertain.
 
 
20378+2943 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 196655 20 37 50 +29 43 18 A 742 A,BC 2012 11 343 56.8 8.25 10.35 2.10
Show 20 37 49 +29 44 13 A 742 BC 2016 23 132 1.2 10.36 10.90 0.54 <===
Triple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus HIP 101798 Tycho2 2169-00406-1 Gaia DR2 1857726776059633792
Distance 123.61 Distance ly 403.22
 
 
WDS 20378+2943 A 742 BC : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
A__1895 Ma - Aitken, R.G. 1895PASP....7..305A
A__1895 PASP 7, 305, 1895 (most data also in A__1914d) 1914PLicO..12....1A
A__1896a Ma - Aitken, R.G. 1896AJ.....17...27A
A__1896a AJ 17, 27, 1896 (most data also in A__1914d) 1914PLicO..12....1A
A__1896b Ma - Aitken, R.G. 1896AN....142...77A
A__1896b AN 142, 77, 1896 (all data also in A__1896a) 1896AJ.....17...27A
A__1896c Ma - Aitken, R.G. 1896PASP....8..286A
A__1896c PASP 8, 286, 1896
A__1896d Ma - Aitken, R.G. 1896PASP....8..314A
A__1896d PASP 8, 314, 1896 (all data also in A__1896a) 1896AJ.....17...27A
A__1897a Ma - Aitken, R.G. 1897AN....142..161A
A__1897a AN 142, 161, 1897 (all data also in A__1896a) 1896AJ.....17...27A
A__1897b Ma - Aitken, R.G. 1897AJ.....17...76A
A__1897b AJ 17, 76, 1897 (all data also in A__1914d) 1914PLicO..12....1A
A__1897c Ma - Aitken, R.G. 1897AJ.....18...56A
A__1897c AJ 18, 56, 1897 (all data also in A__1914d) 1914PLicO..12....1A
A__1897d Ma j Aitken, R.G. 1897AN....145..129A
A__1897d AN 145, 129, 1897 (most data also in A__1914d) 1914PLicO..12....1A
A__1898a Ma - Aitken, R.G. 1898AJ.....18..128A
A__1898a AJ 18, 128, 1898 (all data also in other refs)
A__1898b Ma j Aitken, R.G. 1898AJ.....18..161A
A__1898b AJ 18, 161, 1898 (most data also in other refs)
A__1898b (erratum AJ 18, 180, 1898) 1898AJ.....18..180A
A__1899 Ma - Aitken, R.G. 1899PASP...11..128A
A__1899 PASP 11, 128, 1899
A__1899b Ma j Aitken, R.G. 1899AN....150..113A
A__1899b AN 150, 113, 1899
A__1900a Ma - Aitken, R.G. 1900AN....152..161A
A__1900a AN 152, 161, 1900
A__1900b Ma - Aitken, R.G. 1900AN....153..369A
A__1900b AN 153, 369, 1900
A__1900c Ma - Aitken, R.G. 1900PASP...12..127A
A__1900c PASP 12, 127, 1900 (all data also in A__1900b) 1900AN....153..369A
A__1900d Ma j Aitken, R.G. 1900AN....152..209A
A__1900d AN 152, 209, 1900
A__1900e orb - Aitken, R.G. 1900PASP...12..103A
A__1900e PASP 12, 103, 1900
A__1900f orb - Aitken, R.G. 1900PASP...12..240A
A__1900f PASP 12, 240, 1900
A__1900g Ma j Aitken, R.G. 1900PASP...12..203A
A__1900g PASP 12, 203, 1900
A__1901a Ma j Aitken, R.G. 1901LicOB...1...14A
A__1901a Lick Obs. Bull. 1, 14, 1901
A__1901b Ma j Aitken, R.G. 1901LicOB...1...66A
A__1901b Lick Obs. Bull. 1, 66, 1901
A__1901c orb - Aitken, R.G. 1901PA......9...57A
A__1901c Popular Astron. 9, 57, 1901
A__1901d Ma - Aitken, R.G. 1901AN....156..321A
A__1901d AN 156, 321, 1901 (all data also in A__1901a) 1901LicOB...1...14A
A__1901e Ma - Aitken, R.G. 1901PASP...13..161A
A__1901e PASP 13, 161, 1901 (all data also in other refs)
A__1902a Ma j Aitken, R.G. 1902LicOB...1..129A
A__1902a Lick Obs. Bull. 1, 129, 1902
A__1902b orb - Aitken, R.G. 1902LicOB...1..190A
A__1902b Lick Obs. Bull. 1, 190, 1902
A__1902c orb - Aitken, R.G. 1902PA.....10..486A
A__1902c Popular Astron. 10, 486, 1902
A__1902d orb - Aitken, R.G. 1902PASP...14..153A
A__1902d PASP 14, 153, 1902
A__1902e Ma - Aitken, R.G. 1902AN....158..245A
A__1902e AN 158, 245, 1902 (all data also in A__1902a) 1902LicOB...1..129A
A__1903 Ma j Aitken, R.G. 1903LicOB...2...16A
A__1903 Lick Obs. Bull. 2, 16, 1903
A__1903b Ma - Aitken, R.G. 1903LicOB...2...55A
A__1903b +orb Lick Obs. Bull. 2, 55, 1903 (all data also in other refs)
A__1903c orb - Aitken, R.G. 1903PA.....11...28A
A__1903c Popular Astron. 11, 28, 1903
A__1904a Ma j Aitken, R.G. 1904LicOB...2..139A
A__1904a Lick Obs. Bull. 2, 139, 1904
A__1904b Ma - Aitken, R.G. 1904LicOB...3....6A
A__1904b Lick Obs. Bull. 3, 6, 1904
A__1904c Ma - Aitken, R.G. 1904LicOB...3...61A
A__1904c Lick Obs. Bull. 3, 61, 1904
A__1905a Ma - Aitken, R.G. 1905LicOB...3...88A
A__1905a +orb Lick Obs. Bull. 3, 88, 1905 (all data also in other refs)
A__1905b Ma - Aitken, R.G. 1905LicOB...3...90A
A__1905b Lick Obs. Bull. 3, 90, 1905 (all data also in other refs)
A__1905c orb - Aitken, R.G. 1905LicOB...3..147A
A__1905c Lick Obs. Bull. 3, 147, 1905 (all data also in other refs)
A__1905d orb - Aitken, R.G. 1905LicOB...3..169A
A__1905d Lick Obs. Bull. 3, 169, 1905 (orbit catalog)
A__1905e orb - Aitken, R.G. 1905PA.....13..190A
A__1905e Popular Astron. 13, 190, 1905
A__1906a Ma - Aitken, R.G. 1906LicOB...4....4A
A__1906a Lick Obs. Bull. 4, 4, 1906
A__1906B Ma - Aitken, R.G. 1906MmRAS..56....1L
A__1906B +orb cited by Lewis (MemRAS 56, 1, 1906)
A__1906c orb - Aitken, R.G. 1906LicOB...4...75A
A__1906c Lick Obs. Bull. 4, 75, 1906
A__1906D Ma - Aitken, R.G. 1906QB821.B972.....
A__1906D cited in BDS (Burnham Double Star Cat.), 1906
A__1907a Ma - Aitken, R.G. 1907LicOB...4..101A
A__1907a Lick Obs. Bull. 4, 101, 1907
A__1907b Ma - Aitken, R.G. 1907LicOB...4..125A
A__1907b Lick Obs. Bull. 4, 124, 1907
A__1907c orb - Aitken, R.G. 1907LicOB...4..107A
A__1907c Lick Obs. Bull. 4, 107, 1907 (all data also in other refs)
A__1907d Ma - Aitken, R.G. 1907LicOB...4..170A
A__1907d Lick Obs. Bull. 4, 170, 1907 (all data also in other refs)
A__1907e orb - Aitken, R.G. 1907AN....174..217A
A__1907e AN 174, 217, 1907
A__1907f Ma - Aitken, R.G. 1907AN....176..323A
A__1907f AN 176, 323, 1907 (all data also in other refs)
A__1908a Ma - Aitken, R.G. 1908LicOB...4..166A
A__1908a Lick Obs. Bull. 4, 166, 1908
A__1908b Ma - Aitken, R.G. 1908LicOB...5...28A
A__1908b Lick Obs. Bull. 5, 28, 1908
A__1908c Ma - Aitken, R.G. 1908LicOB...5...55A
A__1908c Lick Obs. Bull. 5, 55, 1908
A__1908d Ma - Aitken, R.G. 1908LicOB...5...43A
A__1908d +orb Lick Obs. Bull. 5, 43, 1908 (all data also in other refs)
A__1908e Ma - Aitken, R.G. 1908PASP...20..185A
A__1908e PASP 20, 185, 1908 (all data also in other refs)
A__1908f orb - Aitken, R.G. 1908PASP...20..267A
A__1908f PASP 20, 267, 1908
A__1908g Ma - Aitken, R.G. 1908PASP...20..290A
A__1908g PASP 20, 290, 1908 (all data also in other refs)
A__1908h Ma - Aitken, R.G. 1908PASP...20..291A
A__1908h PASP 20, 291, 1908
A__1909a Ma - Aitken, R.G. 1909LicOB...5..115A
A__1909a Lick Obs. Bull. 5, 115, 1909
A__1909b Ma - Aitken, R.G. 1909LicOB...5..166A
A__1909b Lick Obs. Bull. 5, 166, 1909
A__1909c orb - Aitken, R.G. 1909PASP...21...83A
A__1909c PASP 21, 83, 1909
A__1910a Ma - Aitken, R.G. 1910LicOB...6...62A
A__1910a Lick Obs. Bull. 6, 62, 1910
A__1910b Ma - Aitken, R.G. 1910LicOB...6...70A
A__1910b Lick Obs. Bull. 6, 70, 1910
A__1910c - Aitken, R.G. 1910LicOB...6....1A
A__1910c Lick Obs. Bull. 6, 1, 1910 (no data)
A__1910d Ma - Aitken, R.G. 1910PASP...22...95A
A__1910d PASP 22, 95, 1910 (all data also in other refs)
A__1910e - Aitken, R.G. 1910PASP...22..137A
A__1910e PASP 22, 137, 1910 (no data)
A__1910f Ma - Aitken, R.G. 1910PASP...22..140A
A__1910f PASP 22, 140, 1910 (all data also in other refs)
A__1911 Ma - Aitken, R.G. 1911LicOB...6..163A
A__1911 Lick Obs. Bull. 6, 163, 1911
A__1911b Ma - Aitken, R.G. 1911PASP...23..238A
A__1911b PASP 23, 238, 1911 (all data also in other refs)
A__1912 Ma - Aitken, R.G. 1912LicOB...7...93A
A__1912 Lick Obs. Bull. 7, 93, 1912
A__1912b - Aitken, R.G. 1912LicOB...2....3A
A__1912b Lick Obs. Bull. 7, 3, 1912 (no data)
A__1912c - Aitken, R.G. 1912PASP...24..126A
A__1912c PASP 24, 126, 1912 (no data)
A__1912d orb - Aitken, R.G. 1912PASP...24..165A
A__1912d PASP 24, 165, 1912
A__1912e orb - Aitken, R.G. 1912PASP...24..216A
A__1912e PASP 24, 216, 1912
A__1912f Ma - Aitken, R.G. 1912PASP...24..228A
A__1912f PASP 24, 228, 1912 (all data also in other refs)
A__1912g Ma - Aitken, R.G. 1912PA.....20..643A
A__1912g Popular Astron. 20, 643, 1912 (all data also in other refs)
A__1913 Ma - Aitken, R.G. 1913LicOB...7..186A
A__1913 Lick Obs. Bull. 7, 186, 1913
A__1913b Ma - Aitken, R.G. 1913PASP...25...41A
A__1913b +orb PASP 25, 41, 1913 (all data also in other refs)
A__1914a Ma - Aitken, R.G. 1914LicOB...8...52A
A__1914a Lick Obs. Bull. 8, 52, 1914
A__1914b Ma - Aitken, R.G. 1914LicOB...8...93A
A__1914b Lick Obs. Bull. 8, 93, 1914
A__1914c Ma - Aitken, R.G. 1914LicOB...8...96A
A__1914c Lick Obs. Bull. 8, 96, 1914
A__1914d Ma j Aitken, R.G. 1914PLicO..12....1A
A__1914d +orb Pub. Lick Obs. 12, 1, 1914
A__1914e orb - Aitken, R.G. 1914PLicO..12..100A
A__1914e Pub. Lick Obs. 12, 100, 1914
A__1914f orb - Aitken, R.G. 1914LicOB...8...99A
A__1914f Lick Obs. Bull. 8, 99, 1914
A__1914g Ma - Aitken, R.G. 1914PASP...26...53A
A__1914g PASP 26, 53, 1914 (all data also in other refs)
A__1914h Ma - Aitken, R.G. 1914PASP...26..205A
A__1914h PASP 26, 205, 1914 (all data also in other refs)
A__1914i Ma - Aitken, R.G. 1914PASP...26..208A
A__1914i +orb PASP 26, 208, 1914 (all data also in other refs)
A__1915 Ma - Aitken, R.G. 1915PASP...27..230A
A__1915 PASP 27, 230, 1915 (some data also in other refs)
A__1916a orb - Aitken, R.G. 1916PASP...28..121A
A__1916a PASP 28, 121, 1916
A__1916b Ma - Aitken, R.G. 1916PASP...28..276A
A__1916b PASP 28, 276, 1916 (all data also in other refs)
A__1917a Ma - Aitken, R.G. 1917PASP...29..207A
A__1917a PASP 29, 207, 1917 (all data also in other refs)
A__1917b Ma - Aitken, R.G. 1917PASP...29..217A
A__1917b PASP 29, 217, 1917 (all data also in other refs)
A__1918a Ma - Aitken, R.G. 1918LicOB...9..132A
A__1918a Lick Obs. Bull. 9, 132, 1918
A__1918b orb - Aitken, R.G. 1918LicOB...9..184A
A__1918b Lick Obs. Bull. 9, 184, 1918
A__1918c orb - Aitken, R.G. 1918LicOB...9..191A
A__1918c Lick Obs. Bull. 9, 191, 1918
A__1918d orb - Aitken, R.G. 1918PAAS....3R..68A
A__1918d PAAS 3, 68, 1918
A__1918e Ma - Aitken, R.G. 1918PASP...30...69A
A__1918e PASP 30, 69, 1918 (all data also in other refs)
A__1918f Ma - Aitken, R.G. 1918PASP...30...71A
A__1918f PASP 30, 71, 1918 (all data also in other refs)
A__1918g orb - Aitken, R.G. 1918PASP...30..194A
A__1918g PASP 30, 194, 1918
A__1918h Ma - Aitken, R.G. 1918PASP...30..262A
A__1918h PASP 30, 262, 1918 (all data also in other refs)
A__1918i orb - Aitken, R.G. 1918PASP...30..311A
A__1918i PASP 30, 311, 1918
A__1919a Ma - Aitken, R.G. 1919PASP...31...44A
A__1919a PASP 31, 44, 1919 (all data also in other refs)
A__1919b Ma - Aitken, R.G. 1919PASP...31..116A
A__1919b PASP 31, 116, 1919 (all data also in other refs)
A__1919c Ma - Aitken, R.G. 1919PASP...31..197A
A__1919c PASP 31, 197, 1919 (all data also in other refs)
A__1919d orb - Aitken, R.G. 1919PASP...31..285A
A__1919d PASP 31, 285, 1919
A__1920a Ma - Aitken, R.G. 1920RGOO.....f...1.
A__1920a Greenwich Observations, F1, 1920
A__1920b Ma - Aitken, R.G. 1920PASP...32...56A
A__1920b PASP 32, 56, 1920 (most data also in other refs)
A__1920c orb - Aitken, R.G. 1920PASP...32..215A
A__1920c PASP 32, 215, 1920
A__1921a Ma - Aitken, R.G. 1921PASP...33...60A
A__1921a PASP 33, 60, 1921 (all data also in other refs)
A__1921b Ma - Aitken, R.G. 1921PASP...33..270A
A__1921b PASP 33, 270, 1921 (all data also in other refs)
A__1922a - Aitken, R.G. 1922PASP...34...52A
A__1922a PASP 34, 52, 1922 (no data)
A__1922b orb - Aitken, R.G. 1922PAAS....4....6A
A__1922b Pub. AAS 4, 6, 1922
A__1923a Ma j Aitken, R.G. 1923LicOB..11...58A
A__1923a +orb Lick Obs. Bull. 11, 58, 1923
A__1923b orb - Aitken, R.G. 1923PASP...35..258A
A__1923b PASP 35, 258, 1923
A__1923c orb - Aitken, R.G. 1923LicOB..11...66A
A__1923c Lick Obs. Bull. 11, 66, 1923
A__1923d orb - Aitken, R.G. 1923LicOB..11...70A
A__1923d Lick Obs. Bull. 11, 70, 1923
A__1923e orb - Aitken, R.G. 1923LicOB..11...79A
A__1923e Lick Obs. Bull. 11, 79, 1923
A__1923f orb - Aitken, R.G. 1923LicOB..11...83A
A__1923f Lick Obs. Bull. 11, 83, 1923
A__1923g orb - Aitken, R.G. 1923LicOB..11...85A
A__1923g Lick Obs. Bull. 11, 85, 1923
A__1923h orb - Aitken, R.G. 1923LicOB..11...97A
A__1923h Lick Obs. Bull. 11, 97, 1923
A__1923i orb - Aitken, R.G. 1923PASP...35...70A
A__1923i PASP 35, 70, 1923
A__1923j Ma - Aitken, R.G. 1923PASP...35..323A
A__1923j PASP 35, 323, 1923 (all data also in other refs)
A__1924 Ma - Aitken, R.G. 1924PASP...36..296A
A__1924 PASP 36, 296, 1924 (all data also in other refs)
A__1925a orb - Aitken, R.G. 1925PASP...37..222A
A__1925a +D PASP 37, 222, 1925
A__1925b orb - Aitken, R.G. 1925LicOB..12...45A
A__1925b Lick Obs. Bull. 12, 45, 1925
A__1925c orb - Aitken, R.G. 1925LicOB..12...47A
A__1925c Lick Obs. Bull. 12, 47, 1925
A__1925D Ma - Aitken, R.G. 1925MNRAS..85..276E
A__1925D cited by Milburn (MNRAS 85, 276, 1925)
A__1926a Ma - Aitken, R.G. 1926PASP...38..131A
A__1926a PASP 38, 131, 1926 (all data also in other refs)
A__1926b Ma - Aitken, R.G. 1926PASP...38..334A
A__1926b PASP 38, 334, 1926 (all data also in other refs)
A__1927a Ma - Aitken, R.G. 1927LicOB..12..170A
A__1927a Lick Obs. Bull. 12, 170, 1927
A__1927b Ma j Aitken, R.G. 1927LicOB..12..173A
A__1927b Lick Obs. Bull. 12, 173, 1927
A__1927c orb - Aitken, R.G. 1927PASP...39...45A
A__1927c PASP 39, 45, 1927
A__1928 Ma - Aitken, R.G. 1928PASP...40..355A
A__1928 PASP 40, 355, 1928 (all data also in other refs)
A__1929a Ma - Aitken, R.G. 1929LicOB..14...62A
A__1929a Lick Obs. Bull. 14, 62, 1929
A__1929b Ma - Aitken, R.G. 1929LicOB..14...88A
A__1929b Lick Obs. Bull. 14, 88, 1929
A__1930a Ma - Aitken, R.G. 1930PASP...42...60A
A__1930a PASP 42, 60, 1930 (all data also in other refs)
A__1930b Ma - Aitken, R.G. 1930PASP...42..123A
A__1930b PASP 42, 123, 1930 (most data also in other refs)
A__1932a Ma - Aitken, R.G. 1932QB821.A43......
A__1932a Aitken Double Star Catalogue, 1932
A__1932b Ma - Aitken, R.G. 1932QB821.A43......
A__1932b Aitken Double Star Catalogue, 1932 (formerly combined in means)
A__1932c orb - Aitken, R.G. 1932PASP...44..127A
A__1932c PASP 44, 127, 1932
A__1932d orb - Aitken, R.G. 1932PASP...44..129A
A__1932d PASP 44, 129, 1932
A__1932e Ma - Aitken, R.G. 1932PASP...44..132A
A__1932e PASP 44, 132, 1932 (all data also in other refs)
A__1933a Ma - Aitken, R.G. 1933PASP...45...90A
A__1933a PASP 45, 90, 1933
A__1933b Ma - Aitken, R.G. 1933PASP...45..261A
A__1933b PASP 45, 261, 1933
A__1933c Ma - Aitken, R.G. 1933LicOB..16...93A
A__1933c Lick Obs. Bull. 16, 93, 1933
A__1933d Ma - Aitken, R.G. 1933LicOB..16...96A
A__1933d Lick Obs. Bull. 16, 96, 1933
A__1933e Ma - Aitken, R.G. 1933PASP...45..190A
A__1933e PASP 45, 190, 1933 (all data also in other refs)
A__1934a Ma - Aitken, R.G. 1934PASP...46..110A
A__1934a PASP 46, 110, 1934 (all data also in other refs)
A__1934b - Aitken, R.G. 1934PASP...46..284A
A__1934b PASP 46, 284, 1934 (no data)
A__1935e Ma j Aitken, R.G. 1935LicOB..17...91A
A__1935e Lick Obs. Bull. 17, 91, 1935
A__1935f - Aitken, R.G. 1935QB821.A3.......
A__1935f The Binary Stars, 1935
A__1936 orb - Aitken, R.G. 1936PASP...48..175A
A__1936 PASP 48, 175, 1936
A__1937a Ma - Aitken, R.G. 1937LicOB..18...53A
A__1937a Lick Obs. Bull. 18, 53, 1937
A__1937b Ma - Aitken, R.G. 1937LicOB..18..109A
A__1937b Lick Obs. Bull. 18, 109, 1937
A__9999 Ma - Aitken, R.G. ...................
A__9999 Unpublished, manuscript or reference not found.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20378+2943 A 742 BC 1997 19 129 1.2 10.36 10.90 D 203748.90+294412.8
20378+2943 A 742 BC 2008 20 132 1.2 10.36 10.90 D 203748.90+294412.8
20378+2943 A 742 BC 2009 22 133 1.2 10.36 10.90 203748.90+294412.8
20378+2943 A 742 BC 2016 23 132 1.2 10.36 10.90 203748.90+294412.8

If you need more information about this double, apply for a data request form to the WDS.

 
 
WDS 20378+2943 A 742 BC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20378+2943 A 742 BC : MEASURES
 
 
No records found.

 
 
WDS 20378+2943 : VIRTUAL EYEPIECE
 
 

20378+2943 A 742A mag 8.25 Sp A2 20378+2943 A 742B sep 57.5 P.A. 343.10 mag 10.36 20378+2943 A 742C sep 56.5 P.A. 343.70 mag 10.9 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 20378+2943 : ALADIN DSS IMAGE @ 20h 37m 48.90s +29° 44' 12.8"
 
 
 
 
WDS 20378+2943 A 742 BC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20378+2943 A 742BC distance=0' 20378+2943 A 742A,BC distance=1' 20378+2951 TDT2435 distance=7' 20385+2945 COU1172 distance=10' 20381+2953 A 744 distance=10' 20371+2953 MLB 663 distance=12' 20368+2951 BTN 1 distance=13' 20381+2958 A 743 distance=15' 20374+2958 HJ 1547 distance=15' 20368+2955 TDT2421 distance=18' 20361+2955 TDT2407 distance=26' 20403+2947 STF2714 distance=33' 20362+3010 TDT2408 distance=34' 20387+2910 L 69 distance=37' 20406+2948 HO 137AB distance=37' 20406+2948 GII 290Aa,Ab distance=37' 20385+2909 HO 458 distance=37' 20402+2916 FMR 160 distance=43' 20393+2906 HO 136 distance=44' 20407+3007 TDT2467 distance=44' 20411+2925 ES 508AB distance=47' 20411+2925 ES 508AC distance=47' 20412+3001 COU1173 distance=48' 20401+2906 TDT2458 distance=49' 20346+3009 TDT2387 distance=49' 20344+3004 TDT2384 distance=50' 20340+2942 TDS1084 distance=51' 20413+2922 ARY 29 distance=51' 20416+3000 COU1174 distance=52' 20396+3030 STF2711 distance=52' 20346+2914 TDT2388Aa,Ab distance=52' 20346+2914 J 565AB distance=52' 20346+2914 J 565AC distance=52' 20413+3012 ARY 28AB distance=53' 20413+3012 ARY 28AC distance=53' 20339+2923 MLB 481 distance=54' 20374+2847 MLB 483 distance=57' 20422+2939 COU1175 distance=58' 20351+3031 COU1327 distance=60' 20363+3044 TDT2411 distance=63' 20332+3008 BRT 281 distance=64' 20328+2936 TDT2357 distance=67' 20407+2848 MLB 533 distance=67' 20401+3044 TDT2457Aa,Ab distance=68' 20401+3044 ROE 15AB distance=68' 20401+3044 ROE 15AC distance=68' 20328+3007 TDT2356 distance=69' 20325+2934 TDT2347 distance=70' 20400+2835 TDS1088 distance=75' 20371+2830 TDT2426AB distance=75' 20410+3047 TDT2470 distance=76' grafico limitrofi
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Show name coord_2000 discov# comp pa sep dist(')
Show 20378+2943 A 742 BC 132 1.2
Show 20378+2943 A 742 A,BC 343 56.8 1
Show 20378+2951 TDT2435 143 2.3 7
Show 20385+2945 COU1172 100 0.3 10
Show 20381+2953 A 744 272 0.7 10
Show 20371+2953 MLB 663 265 4.3 12
Show 20368+2951 BTN 1 1 13.8 13
Show 20381+2958 A 743 309 1.2 15
Show 20374+2958 HJ 1547 8 17.0 15
Show 20368+2955 TDT2421 159 0.4 18
Show 20361+2955 TDT2407 124 0.5 26
Show 20403+2947 STF2714 338 6.8 33
Show 20362+3010 TDT2408 177 0.4 34
Show 20387+2910 L 69 89 3.0 37
Show 20406+2948 HO 137 AB 358 0.8 37
Show 20406+2948 GII 290 Aa,Ab 43 0.1 37
Show 20385+2909 HO 458 101 2.3 37
Show 20402+2916 FMR 160 215 59.7 43
Show 20393+2906 HO 136 358 2.6 44
Show 20407+3007 TDT2467 160 0.8 44
Show 20411+2925 ES 508 AB 232 2.5 47
Show 20411+2925 ES 508 AC 226 18.2 47
Show 20412+3001 COU1173 46 1.1 48
Show 20401+2906 TDT2458 197 2.4 49
Show 20346+3009 TDT2387 216 0.5 49
Show 20344+3004 TDT2384 142 0.5 50
Show 20340+2942 TDS1084 6 1.8 51
Show 20413+2922 ARY 29 143 119.3 51
Show 20416+3000 COU1174 32 0.3 52
Show 20396+3030 STF2711 223 2.4 52
Show 20346+2914 TDT2388 Aa,Ab 297 0.5 52
Show 20346+2914 J 565 AB 48 6.5 52
Show 20346+2914 J 565 AC 88 16.2 52
Show 20413+3012 ARY 28 AB 332 62.8 53
Show 20413+3012 ARY 28 AC 35 102.2 53
Show 20339+2923 MLB 481 345 4.0 54
Show 20374+2847 MLB 483 69 8.6 57
Show 20422+2939 COU1175 138 3.5 58
Show 20351+3031 COU1327 8 2.7 60
Show 20363+3044 TDT2411 90 0.8 63
Show 20332+3008 BRT 281 154 6.4 64
Show 20328+2936 TDT2357 29 0.5 67
Show 20407+2848 MLB 533 269 3.4 67
Show 20401+3044 TDT2457 Aa,Ab 139 0.9 68
Show 20401+3044 ROE 15 AB 249 7.6 68
Show 20401+3044 ROE 15 AC 257 30.4 68
Show 20328+3007 TDT2356 328 0.4 69
Show 20325+2934 TDT2347 309 0.4 70
Show 20400+2835 TDS1088 153 0.9 75
Show 20371+2830 TDT2426 AB 259 2.6 75
Show 20410+3047 TDT2470 181 2.5 76

 
 
WDS 20378+2943 : COMPONENTS
 
 
  A B
B pa=343.1°
sep=57.47"
 
C pa=343.7°
sep=56.49"
pa=135.7°
sep=1.11"
 
 
20378+2943 A
 
 
Name HD 196655 Coord arcsec 2000 203750.18+294317.8 Mag 8.25 Spectral class A2 (white)
PmRA 1.00 PmDE -9.0 HIP 101803 Tycho2 2169-00544-1
HD 196655 BD BD+29 4112
Tycho2
Tycho2 2169-00544-1 Pflag RAmdeg 309.45909530 DEmdeg 29.72163674
PmRA 2.2 PmDE -7.8 E RAmdeg 5 E DEmdeg 5
E pmRA 1.6 E pmDE 1.5 EpRAm 1991.33 EpDEm 1991.49
Num 8 Q RAmdeg 1.2 Q DEmdeg 0.4 Q pmRA 1.2
Q pmDE 0.3 BTmag 8.363 E BTmag 0.015 VTmag 8.253
E VTmag 0.011 Prox 564 TYC T HIP 101803
CCDM RAdeg 309.45908861 DEdeg 29.72165472 EpRA 1990 1.56
EpDE 1990 1.73 E RAdeg 4.9 E DEdeg 4.5 Posflg
Corr 0.0
Hipparcos
Catalog H HIP 101803 Proxy RAhms 20 37 50.18
DEdms +29 43 18.0 Vmag 8.25 VarFlag R Vmag H
RAdeg 309.459 DEdeg 29.7217 AstroRef Plx 4.01
CCDM 20378+2944 N CCDM I Nsys 2 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 196655 BD BD+29 4112
CD CP Dm number +29 4112 VIred 0.09
SpType A2 R SpType Coord arcsec 2000 203750.18+294318.0
Hipparcos 2
HIP 101803 Sn 5 So 0 Nc 1
RArad 5.4010800171 DErad 0.5187407287 Plx 4.01 PmRA 3.47
PmDE -8.85 E RArad 0.38 E DErad 0.52 E Plx 0.79
E pmRA 0.45 E pmDE 0.57 Hpmag 8.2782 E Hpmag 0.0013
SHp 0.017 VA 0 BV 0.139 E BV 0.14
VI 0.09
 
 
20378+2943 B
 
 
Coord arcsec 2000 203748.90+294412.8 Mag 10.36 PmRA 5.00 PmDE -16.0
HIP 101798 Tycho2 2169-00406-1 Calc delta mag 2.11
Tycho2
Tycho2 2169-00406-1 Pflag P RAmdeg 309.45383350 DEmdeg 29.73682287
PmRA 4.8 PmDE -15.7 E RAmdeg 21 E DEmdeg 21
E pmRA 2.6 E pmDE 2.5 EpRAm 1990.97 EpDEm 1990.98
Num 3 Q RAmdeg 1.8 Q DEmdeg 0.4 Q pmRA 1.8
Q pmDE 0.4 BTmag 10.725 E BTmag 0.035 VTmag 10.357
E VTmag 0.033 Prox 12 TYC T HIP 101798
CCDM B RAdeg 309.45376222 DEdeg 29.73693056 EpRA 1990 1.67
EpDE 1990 1.72 E RAdeg 20.8 E DEdeg 21.2 Posflg D
Corr 0.0
Hipparcos
Catalog H HIP 101798 Proxy H RAhms 20 37 48.90
DEdms +29 44 12.8 Vmag 9.94 VarFlag R Vmag H
RAdeg 309.454 DEdeg 29.7369 AstroRef B Plx 7.04
CCDM 20378+2944 N CCDM I Nsys 2 Ncomp 2
MultFlag C Source Qual A M HIP BC
Theta 130 Rho 1.19 HD BD
CD CP Dm number VIred 0.72
SpType R SpType Coord arcsec 2000 203748.90+294412.8
Hipparcos 2
HIP 101798 Sn 15 So 3 Nc 2
RArad 5.4009864859 DErad 0.5190068469 Plx 8.09 PmRA 3.85
PmDE -20.07 E RArad 1.12 E DErad 1.46 E Plx 2.24
E pmRA 1.34 E pmDE 1.49 Hpmag 10.0729 E Hpmag 0.0032
SHp 0.036 VA 0 BV 0 E BV 0
VI 0
 
 
20378+2943 C
 
 
Coord arcsec 2000 203748.96+294412.0 Mag 10.9 PmRA 5.00 PmDE -16.0
Tycho2 2169-00406-2 Calc delta mag 2.65 Calc coord yes
Tycho2
Tycho2 2169-00406-2 Pflag P RAmdeg 309.45383350 DEmdeg 29.73682287
PmRA 4.8 PmDE -15.7 E RAmdeg 21 E DEmdeg 21
E pmRA 2.6 E pmDE 2.5 EpRAm 1990.97 EpDEm 1990.98
Num 3 Q RAmdeg 1.8 Q DEmdeg 0.4 Q pmRA 1.8
Q pmDE 0.4 BTmag 11.393 E BTmag 0.058 VTmag 10.895
E VTmag 0.054 Prox 12 TYC HIP 101798
CCDM C RAdeg 309.45397750 DEdeg 29.73666833 EpRA 1990 1.69
EpDE 1990 1.70 E RAdeg 34.3 E DEdeg 35.3 Posflg D
Corr 0.0