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Current system
18310+3115
A 247


Nearby doubles
10' : 18303+3120
LDS4789

21' : 18314+3055
SLE 186

27' : 18322+3136
UC 3602

34' : 18330+3136
STF2340AB

40' : 18318+3152
SLE 191

46' : 18333+3040
SLE 199

48' : 18328+3033
BU 1253

52' : 18274+3137
J 761

53' : 18290+3029
TDT 901

60' : 18333+3203
SLE 201

61' : 18311+3215
STF2333AB

63' : 18356+3136
SLE 217

64' : 18344+3200
ES 2420AB

64' : 18351+3151
UC 3620

64' : 18347+3158
SLE 211

66' : 18339+3208
SLE 209

67' : 18343+3205
ES 2419

68' : 18292+3220
HJ 1326

77' : 18310+3231
SEI 564

78' : 18267+3211
ES 2418

79' : 18324+3231
TDT 932

79' : 18295+2959
KU 118

82' : 18295+2955
STF2328AB

83' : 18292+2955
STF2327

84' : 18355+3215
CRB 127

84' : 18375+3112
A 250



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.

18310+3115 A 247

 
 
18h 30m 57.76s +31° 14' 43.9" P.A. 57.00 sep 3.0 mag 8.75,11.83 Sp K0 dist. 909.09 pc (2965.45 l.y.)
 
 
Coord 2000 18310+3115 Discov num A   247 Comp Coord arcsec 2000 18 30 57.76 +31 14 43.9
Date first 1901 Date last 2016 Obs 12
Pa first 56 Pa last 57.1 P.A. Now (θ) 57.1°
Sep first 2.7 Sep last 3.017 Sep. Now (ρ) 3.017"
Mag pri 8.75 Mag sec 11.83 delta mag (ΔM) 3.08 Spectral class K0 (yellow-orange)
Pri motion ra +006 Sec motion ra +008
Pri motion dec -011 Sec motion dec -007
Notes
rPM=0.357
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Lyra HIP 90746 Tycho2 2624-00529-1 Gaia DR2 4588919638042776192
BD BD+31 3282 Distance 909.09 Distance ly 2965.45
 
 
WDS 18310+3115 A 247 : 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
18310+3115 A 247 1991 8 57 3.0 8.75 11.83 K0 183057.76+311443.9
18310+3115 A 247 2007 9 58 3.1 8.75 11.83 K0 183057.76+311443.9
18310+3115 A 247 2009 11 57 3.0 8.75 11.83 K0 183057.76+311443.9
18310+3115 A 247 2016 12 57 3.0 8.75 11.83 K0 183057.76+311443.9

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

 
 
WDS 18310+3115 A 247 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18310+3115 A 247 : MEASURES
 
 
No records found.

 
 
WDS 18310+3115 : VIRTUAL EYEPIECE
 
 

18310+3115 A 247A mag 8.75 Sp K0 18310+3115 A 247B sep 2.7 P.A. 52.90 mag 11.83 virtual eyepiece
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Radius:
Components only
 
 
WDS 18310+3115 : ALADIN DSS IMAGE @ 18h 30m 57.76s +31° 14' 43.9"
 
 
 
 
WDS 18310+3115 A 247 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18310+3115 A 247 distance=0' 18303+3120 LDS4789 distance=10' 18314+3055 SLE 186 distance=21' 18322+3136 UC 3602 distance=27' 18330+3136 STF2340AB distance=34' 18330+3136 STF2340AC distance=34' 18330+3136 SLE 196AD distance=34' 18330+3136 STF2340BC distance=34' 18330+3136 SLE 196BD distance=34' 18318+3152 SLE 191 distance=40' 18333+3040 SLE 199 distance=46' 18328+3033 BU 1253 distance=48' 18274+3137 J 761 distance=52' 18290+3029 TDT 901 distance=53' 18333+3203 SLE 201 distance=60' 18311+3215 STF2333AB distance=61' 18311+3215 STF2333AD distance=61' 18311+3215 STF2333AC distance=61' 18311+3215 STF2333BC distance=61' 18356+3136 SLE 217 distance=63' 18344+3200 ES 2420AB distance=64' 18344+3200 TOB 151AC distance=64' 18351+3151 UC 3620 distance=64' 18347+3158 SLE 211 distance=64' 18339+3208 SLE 209 distance=66' 18343+3205 ES 2419 distance=67' 18292+3220 HJ 1326 distance=68' 18310+3231 SEI 564 distance=77' 18267+3211 ES 2418 distance=78' 18324+3231 TDT 932 distance=79' 18295+2959 KU 118 distance=79' 18295+2955 STF2328AB distance=82' 18295+2955 WAL 91AC distance=82' 18292+2955 STF2327 distance=83' 18355+3215 CRB 127 distance=84' 18375+3112 A 250 distance=84' 18268+3007 TDT 872 distance=87' 18364+3209 SLE 219 distance=88' 18369+3032 DAM 111 distance=89' 18371+3201 SLE 220 distance=92' 18246+3034 KPP4107 distance=92' 18303+3246 SLE 184 distance=92' 18367+3036 HJ 1330AB distance=94' 18367+3036 DAM 110AC distance=94' 18251+3016 GIC 152 distance=95' 18252+3016 TDT 847 distance=96' 18295+3251 COU1149 distance=98' 18269+2950 HJ 1325 distance=100' 18386+3046 STF2359AB distance=103' 18386+3046 STF2359AC distance=103' 18386+3046 STF2359AD distance=103' grafico limitrofi
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Show name coord_2000 discov# comp pa sep dist(')
Show 18310+3115 A 247 57 3.0
Show 18303+3120 LDS4789 154 56.3 10
Show 18314+3055 SLE 186 106 19.0 21
Show 18322+3136 UC 3602 320 71.6 27
Show 18330+3136 STF2340 AB 104 25.1 34
Show 18330+3136 STF2340 AC 150 223.3 34
Show 18330+3136 SLE 196 AD 106 46.6 34
Show 18330+3136 STF2340 BC 155 206.6 34
Show 18330+3136 SLE 196 BD 126 11.6 34
Show 18318+3152 SLE 191 313 6.2 40
Show 18333+3040 SLE 199 319 8.7 46
Show 18328+3033 BU 1253 157 7.0 48
Show 18274+3137 J 761 180 3.7 52
Show 18290+3029 TDT 901 45 0.5 53
Show 18333+3203 SLE 201 259 22.2 60
Show 18311+3215 STF2333 AB 333 6.3 61
Show 18311+3215 STF2333 AD 339 85.8 61
Show 18311+3215 STF2333 AC 35 164.1 61
Show 18311+3215 STF2333 BC 37 161.1 61
Show 18356+3136 SLE 217 246 13.9 63
Show 18344+3200 ES 2420 AB 129 2.9 64
Show 18344+3200 TOB 151 AC 286 25.0 64
Show 18351+3151 UC 3620 264 14.5 64
Show 18347+3158 SLE 211 270 9.4 64
Show 18339+3208 SLE 209 26 10.3 66
Show 18343+3205 ES 2419 156 3.8 67
Show 18292+3220 HJ 1326 6 11.0 68
Show 18310+3231 SEI 564 24 15.6 77
Show 18267+3211 ES 2418 69 5.6 78
Show 18324+3231 TDT 932 320 0.5 79
Show 18295+2959 KU 118 323 50.4 79
Show 18295+2955 STF2328 AB 72 3.7 82
Show 18295+2955 WAL 91 AC 352 53.9 82
Show 18292+2955 STF2327 314 19.6 83
Show 18355+3215 CRB 127 31 10.9 84
Show 18375+3112 A 250 114 2.4 84
Show 18268+3007 TDT 872 319 0.6 87
Show 18364+3209 SLE 219 246 11.2 88
Show 18369+3032 DAM 111 286 7.2 89
Show 18371+3201 SLE 220 238 18.3 92
Show 18246+3034 KPP4107 79 2.2 92
Show 18303+3246 SLE 184 63 35.9 92
Show 18367+3036 HJ 1330 AB 224 9.3 94
Show 18367+3036 DAM 110 AC 289 8.1 94
Show 18251+3016 GIC 152 125 26.9 95
Show 18252+3016 TDT 847 291 0.5 96
Show 18295+3251 COU1149 130 4.8 98
Show 18269+2950 HJ 1325 311 6.5 100
Show 18386+3046 STF2359 AB 293 24.5 103
Show 18386+3046 STF2359 AC 183 136.9 103
Show 18386+3046 STF2359 AD 183 138.6 103

 
 
WDS 18310+3115 : COMPONENTS
 
 
  A
B pa=52.9°
sep=2.72"
 
 
18310+3115 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 183057.76+311443.9 Mag 8.75 Spectral class K0 (yellow-orange)
PmRA 6.00 PmDE -11.0 HIP 90746 Tycho2 2624-00529-1
BD BD+31 3282
Tycho2
Tycho2 2624-00529-1 Pflag RAmdeg 277.74066276 DEmdeg 31.24553436
PmRA 6.3 PmDE -10.8 E RAmdeg 8 E DEmdeg 8
E pmRA 1.1 E pmDE 1.1 EpRAm 1990.49 EpDEm 1990.70
Num 12 Q RAmdeg 2.1 Q DEmdeg 1.5 Q pmRA 2.2
Q pmDE 1.5 BTmag 9.838 E BTmag 0.021 VTmag 8.751
E VTmag 0.013 Prox 30 TYC T HIP 90746
CCDM A RAdeg 277.74064306 DEdeg 31.24555806 EpRA 1990 1.59
EpDE 1990 1.66 E RAdeg 7.7 E DEdeg 7.9 Posflg
Corr 0.0
Hipparcos
Catalog H HIP 90746 Proxy H RAhms 18 30 57.75
DEdms +31 14 44.0 Vmag 8.58 VarFlag R Vmag H
RAdeg 277.741 DEdeg 31.2456 AstroRef A Plx 1.12
CCDM 18310+3115 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 57 Rho 3.031 HD BD BD+31 3282
CD CP Dm number +31 3282 VIred 0.94
SpType K0 R SpType Coord arcsec 2000 183057.75+311444.0
Hipparcos 2
HIP 90746 Sn 15 So 3 Nc 2
RArad 4.8474885661 DErad 0.545337897 Plx 1.1 PmRA 7.06
PmDE -6.78 E RArad 0.7 E DErad 0.67 E Plx 0.95
E pmRA 0.74 E pmDE 0.85 Hpmag 8.7411 E Hpmag 0.0017
SHp 0.023 VA 0 BV 1.2 E BV 0.495
VI 0.94
CCDM
Ccdm 18310+3115 RComp Comp A Note1
Note2 Discov num DRAs -2.24 DDEs -16.4
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.8 Sp PmNote *
PmRA 7 PmDE -9 Dm number +31 3282 Cat1 BD
Name2 +31 1648 Cat2 AGK2/3 HD M HD
ADS BDS A11422 M ADS BDS N IDS IDS 18272N3111A
HIC 90746
 
 
18310+3115 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 183057.93+311445.5 Mag 11.83 PmRA 8.00
PmDE -7.0 Calc delta mag 3.08 Calc coord yes
CCDM
Ccdm 18310+3115 RComp Comp B Note1
Note2 Discov num A 247 DRAs DDEs
R dRAs Year 1901 Theta 058 Rho 2.9
Obs 4 Vmag 13.1 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A11422 M ADS BDS N IDS IDS 18272N3111B
HIC 90746