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Doubles in session


Current system
21016+5422
A 1439 AB


Nearby doubles
14' : 21006+5432
HJ 1606AB

30' : 21036+5358
ES 2704AB

35' : 21040+5354
VLM 2

39' : 21060+5422
HJL1105AB

45' : 21064+5405
TDT2750

52' : 20558+5417
CBL 89

54' : 21055+5340
BU 680AB

57' : 21044+5331
ES 1002

59' : 21031+5519
ES 1001

67' : 21092+5421
LEP 99

73' : 21088+5459
CVR 239

81' : 21096+5502
HJ 1621

81' : 20593+5303
JNN 287

83' : 20585+5539
A 1686

85' : 21063+5308
ES 2705

90' : 20518+5357
TDT2586

91' : 21103+5512
BU 1500AB

91' : 20515+5403
ARG 41AB

100' : 21045+5558
KPP4223

102' : 20506+5452
HJ 1587AB

102' : 20566+5250
A 1437

103' : 20509+5342
TDT2576

105' : 21067+5556
TDT2753

110' : 21041+5234
CON 39AB

116' : 21125+5318
ES 209

117' : 21085+5603
PET 1



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.

21016+5422 A 1439 AB

 
 
21h 01m 38.09s +54° 21' 21.1" P.A. 250.00 sep 4.4 mag 9.97,14.00 Sp G0
 
 
Coord 2000 21016+5422 Discov num A  1439 Comp AB Coord arcsec 2000 21 01 38.09 +54 21 21.1
Date first 1906 Date last 2016 Obs 9
Pa first 250 Pa last 249.8 P.A. Now (θ) 249.8°
Sep first 4.1 Sep last 4.432 Sep. Now (ρ) 4.432"
Mag pri 9.97 Mag sec 14.00 delta mag (ΔM) 4.03 Spectral class G0 (yellow)
Pri motion ra +024 Sec motion ra -021
Pri motion dec +008 Sec motion dec -010
Notes
rPM=1.916
This double is not physical.
 
 
21016+5422 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 33074 21 01 38 +54 21 21 A 1439 AB 2016 9 250 4.4 9.97 14.00 4.03 <===
Show 33074 21 01 38 +54 21 21 A 1439 AC 2015 6 342 16.5 9.97 14.00 4.03
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus SAO 33074 Tycho2 3952-00025-1 Gaia DR2 2176737116930209280
HD 235429
 
 
WDS 21016+5422 A 1439 AB : 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
21016+5422 A 1439 AB 1999 5 249 4.3 9.97 14.00 G0 D 210138.09+542121.1
21016+5422 A 1439 AB 2003 6 251 4.4 9.97 14.00 G0 D 210138.09+542121.1
21016+5422 A 1439 AB 2015 7 250 4.4 9.97 14.00 G0 210138.09+542121.1
21016+5422 A 1439 AB 2016 9 250 4.4 9.97 14.00 G0 210138.09+542121.1

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

 
 
WDS 21016+5422 A 1439 AB : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21016+5422 A 1439 AB : MEASURES
 
 
No records found.

 
 
WDS 21016+5422 : VIRTUAL EYEPIECE
 
 

21016+5422 A 1439A mag 9.97 Sp G0 21016+5422 A 1439B sep 2.9 P.A. 237.70 mag 14 21016+5422 A 1439C sep 15.9 P.A. 349.10 mag 14 virtual eyepiece
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Radius:
Components only
 
 
WDS 21016+5422 : ALADIN DSS IMAGE @ 21h 01m 38.09s +54° 21' 21.1"
 
 
 
 
WDS 21016+5422 A 1439 AB : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21016+5422 A 1439AB distance=0' 21006+5432 HJ 1605DE distance=14' 21006+5432 HJ 1606AB distance=14' 21006+5432 BU 1498AC distance=14' 21006+5432 HJ 1605AD distance=14' 21036+5358 HDS2999Aa,Ab distance=30' 21036+5358 ES 2704AB distance=30' 21040+5354 VLM 2 distance=35' 21060+5422 A 1691Aa,Ab distance=39' 21060+5422 HJL1105AB distance=39' 21064+5405 TDT2750 distance=45' 20558+5417 CBL 89 distance=52' 21055+5340 BU 680AB distance=54' 21055+5340 BU 680AC distance=54' 21044+5331 ES 1002 distance=57' 21031+5519 ES 1001 distance=59' 21092+5421 LEP 99 distance=67' 21088+5459 CVR 239 distance=73' 21096+5502 HJ 1621 distance=81' 20593+5303 JNN 287 distance=81' 20585+5539 A 1686 distance=83' 21063+5308 ES 2705 distance=85' 20518+5357 TDT2586 distance=90' 21103+5512 BU 1500AB distance=91' 21103+5512 HJ 1622AC distance=91' 20515+5403 ARG 41AB distance=91' 20515+5403 ARG 41BC distance=91' 21045+5558 KPP4223 distance=100' 20506+5452 DJU 5CD distance=101' 20506+5452 HJ 1587AB distance=102' 20506+5452 DJU 5AC distance=102' 20566+5250 A 1437 distance=102' 20509+5342 TDT2576 distance=103' 21067+5556 TDT2753 distance=105' 21041+5234 CON 39AB distance=110' 21041+5234 CON 39CD distance=110' 21125+5318 ES 209 distance=116' 21085+5603 PET 1 distance=117' 21046+5224 STF2757 distance=121' 21147+5345 FMR 234 distance=121' 21152+5351 BVD 134AB distance=124' 20474+5407 ES 997 distance=126' 21062+5628 TDT2747 distance=133' 21166+5455 TDT2877 distance=135' 21152+5531 A 1692 distance=136' 20567+5618 ROE 89 distance=138' 21092+5220 COU2694 distance=139' 21021+5640 STF2751 distance=139' 20455+5401 HLD 41AB distance=144' 20455+5401 HLD 41AC distance=144' 21112+5620 DOO 16 distance=145' grafico limitrofi
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Pass over with the mouse cursor to display the catalog designation.
Show name coord_2000 discov# comp pa sep dist(')
Show 21016+5422 A 1439 AB 250 4.4
Show 21016+5422 A 1439 AC 342 16.5
Show 21006+5432 HJ 1605 DE 118 21.3 14
Show 21006+5432 HJ 1606 AB 184 18.7 14
Show 21006+5432 BU 1498 AC 336 54.3 14
Show 21006+5432 HJ 1605 AD 219 207.5 14
Show 21036+5358 HDS2999 Aa,Ab 352 0.3 30
Show 21036+5358 ES 2704 AB 97 54.4 30
Show 21040+5354 VLM 2 188 8.1 35
Show 21060+5422 A 1691 Aa,Ab 201 0.4 39
Show 21060+5422 HJL1105 AB 346 172.7 39
Show 21064+5405 TDT2750 262 0.9 45
Show 20558+5417 CBL 89 150 14.4 52
Show 21055+5340 BU 680 AB 283 0.6 54
Show 21055+5340 BU 680 AC 33 20.8 54
Show 21044+5331 ES 1002 64 6.7 57
Show 21031+5519 ES 1001 32 3.6 59
Show 21092+5421 LEP 99 27 113.7 67
Show 21088+5459 CVR 239 190 93.9 73
Show 21096+5502 HJ 1621 148 19.4 81
Show 20593+5303 JNN 287 11 0.5 81
Show 20585+5539 A 1686 282 1.9 83
Show 21063+5308 ES 2705 18 9.0 85
Show 20518+5357 TDT2586 350 0.8 90
Show 21103+5512 BU 1500 AB 114 7.8 91
Show 21103+5512 HJ 1622 AC 296 12.8 91
Show 20515+5403 ARG 41 AB 194 11.2 91
Show 20515+5403 ARG 41 BC 250 11.3 91
Show 21045+5558 KPP4223 236 1.9 100
Show 20506+5452 DJU 5 CD 173 4.0 101
Show 20506+5452 HJ 1587 AB 259 10.4 102
Show 20506+5452 DJU 5 AC 66 77.9 102
Show 20566+5250 A 1437 331 1.4 102
Show 20509+5342 TDT2576 57 0.7 103
Show 21067+5556 TDT2753 31 0.7 105
Show 21041+5234 CON 39 AB 36 4.7 110
Show 21041+5234 CON 39 CD 324 3.5 110
Show 21125+5318 ES 209 239 4.1 116
Show 21085+5603 PET 1 343 0.2 117
Show 21046+5224 STF2757 264 1.9 121
Show 21147+5345 FMR 234 293 2.5 121
Show 21152+5351 BVD 134 AB 57 22.9 124
Show 20474+5407 ES 997 274 3.3 126
Show 21062+5628 TDT2747 26 0.4 133
Show 21166+5455 TDT2877 340 1.1 135
Show 21152+5531 A 1692 167 0.3 136
Show 20567+5618 ROE 89 241 5.5 138
Show 21092+5220 COU2694 249 1.1 139
Show 21021+5640 STF2751 356 1.6 139
Show 20455+5401 HLD 41 AB 225 3.7 144
Show 20455+5401 HLD 41 AC 262 9.6 144

 
 
WDS 21016+5422 : COMPONENTS
 
 
  A B
B pa=237.7°
sep=2.87"
 
C pa=349.1°
sep=15.92"
pa=358.0°
sep=17.17"
 
 
21016+5422 A
 
 
Coord arcsec 2000 210138.09+542121.1 Mag 9.97 Spectral class G0 (yellow) PmRA 24.00
PmDE 8.0 SAO 33074 Tycho2 3952-00025-1 HD 235429
DM BD+53 2535
Tycho2
Tycho2 3952-00025-1 Pflag RAmdeg 315.40872010 DEmdeg 54.35588525
PmRA 23.3 PmDE 5.8 E RAmdeg 17 E DEmdeg 18
E pmRA 1.4 E pmDE 1.4 EpRAm 1989.99 EpDEm 1989.76
Num 6 Q RAmdeg 0.8 Q DEmdeg 1.4 Q pmRA 0.9
Q pmDE 1.5 BTmag 10.401 E BTmag 0.030 VTmag 9.969
E VTmag 0.028 Prox 999 TYC T HIP
CCDM RAdeg 315.40862667 DEdeg 54.35587167 EpRA 1990 1.60
EpDE 1990 1.63 E RAdeg 17.3 E DEdeg 17.5 Posflg
Corr 0.0
SAO
SAO 33074 DelFlag RA1950 PmRA1950 0.0021
DE1950 PmDE1950 0.004 Vmag 9 SpType G0
Double code Source 37 CatNum 6871 DM BD+53 2535
DMcomp BDsup HD 235429 M HD 0
GC RA1950rad 5.49848068 DE1950rad 0.94523834 PmRA2000 0.0025
PmDE2000 0.001
 
 
21016+5422 B
 
 
Coord arcsec 2000 210137.81+542119.6 Mag 14 PmRA -21.00 PmDE -10.0
Calc delta mag 4.03 Calc coord yes
 
 
21016+5422 C
 
 
Coord arcsec 2000 210137.75+542136.7 Mag 14 PmRA 10.00 PmDE 13.0
Calc delta mag 4.03 Calc coord yes