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Current system
21084+1008
BU 9010 AB


Nearby doubles
30' : 21103+1008
KNT 5AB

31' : 21071+1042
J 2576

31' : 21086+0938
J 159

40' : 21088+1047
WAK 12

46' : 21107+1038
LEP 172

53' : 21110+0933
STF2765AB

56' : 21101+0919
GWP3039

63' : 21121+1038
ENG 81AB

65' : 21088+1113
BPM2334

66' : 21041+0951
GWP3034

73' : 21131+1028
BU 1501

76' : 21110+1113
BPM2339

77' : 21056+1113
BPM2322

82' : 21123+1105
BPMA251

83' : 21030+1030
SLN 87

85' : 21106+1126
BPM2337

89' : 21138+1045
HJ 278

91' : 21145+1000
STT 535AB

92' : 21130+1109
GWP3042

93' : 21066+1137
J 1781

93' : 21021+1016
J 158

94' : 21056+1133
BPM2323

98' : 21116+1133
LDS4869

98' : 21087+1145
BPM2333

98' : 21061+0837
A 1217

99' : 21017+1017
HJ 5546



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.

21084+1008 BU 9010 AB

 
 
21h 08m 22.41s +10° 08' 20.7" P.A. 313.00 sep 10.1 mag 10.62,12.90
 
 
Coord 2000 21084+1008 Discov num BU 9010 Comp AB Coord arcsec 2000 21 08 22.41 +10 08 20.7
Date first 1897 Date last 2015 Obs 8
Pa first 289 Pa last 313.3 P.A. Now (θ) 313.3°
Sep first 10.2 Sep last 10.108 Sep. Now (ρ) 10.108"
Mag pri 10.62 Mag sec 12.90 delta mag (ΔM) 2.28 Spectral class
Pri motion ra -019 Sec motion ra +007
Pri motion dec -036 Sec motion dec +003
Notes
rPM=1.151
This double is not physical.
 
 
21084+1008 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 21 08 22 +10 08 21 BU 9010 AB 2015 8 313 10.1 10.62 12.90 2.28 <===
Show 21 08 22 +10 08 21 BU 9010 AC 2015 6 211 32.6 10.62 12.65 2.03
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Equuleus Gaia DR2 1744299953935147776
 
 
WDS 21084+1008 BU 9010 AB : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Bu_1873a Ma - Burnham, S.W. (BU 1 - 81) 1873MNRAS..33..351B
Bu_1873a MNRAS 33, 351, 1873
Bu_1873b Ma - Burnham, S.W. (BU 82 - 106) 1873MNRAS..33..437B
Bu_1873b MNRAS 33, 437, 1873
Bu_1873c - Burnham, S.W. 1873MNRAS..33..567B
Bu_1873c MNRAS 33, 567, 1873
Bu_1873d Ma - Burnham, S.W. (BU 107 - 182) 1873MNRAS..34...59B
Bu_1873d MNRAS 34, 59, 1873
Bu_1874a Ma - Burnham, S.W. (BU 183 - 229) 1874MNRAS..34..382B
Bu_1874a MNRAS 34, 382, 1874
Bu_1874b Ma - Burnham, S.W. (BU 230 - 300) 1874MNRAS..35...31B
Bu_1874b MNRAS 35, 31, 1874
Bu_1874c - Burnham, S.W. 1874MNRAS..34..370B
Bu_1874c MNRAS 34, 370, 1874
Bu_1874d Ma - Burnham, S.W. 1874MNRAS..34..393B
Bu_1874d MNRAS 34, 393, 1874
Bu_1874e Ma - Burnham, S.W. 1874MNRAS..35...28B
Bu_1874e MNRAS 35, 28, 1874
Bu_1875 Ma - Burnham, S.W. (BU 301 - 390) 1875AN.....86..337B
Bu_1875 AN 86, 337, 1875
Bu_1876 Ma - Burnham, S.W. (BU 391 - 436) 1876AN.....88..225B
Bu_1876 AN 88, 225, 1876
Bu_1876b - Burnham, S.W. 1876MNRAS..36...99B
Bu_1876b MNRAS 36, 99, 1876
Bu_1876c - Burnham, S.W. 1876MNRAS..36..331B
Bu_1876c MNRAS 36, 331, 1876 (no new data)
Bu_1877 Ma - Burnham, S.W. (BU 453 - 482) 1877MNRAS..38...78B
Bu_1877 MNRAS 38, 78, 1877
Bu_1878a Ma - Burnham, S.W. 1878MNRAS..38..408B
Bu_1878a MNRAS 38, 408, 1878
Bu_1878b - Burnham, S.W. 1878MNRAS..38..476B
Bu_1878b MNRAS 38, 476, 1878
Bu_1878c - Burnham, S.W. 1878MNRAS..38..478B
Bu_1878c MNRAS 38, 478, 1878
Bu_1878d Ma j Burnham, S.W. 1878AN.....92..235B
Bu_1878d AN 92, 235, 1878
Bu_1879 Ma j Burnham, S.W. 1879MmRAS..44..141B
Bu_1879 MemRAS 44, 141, 1879
Bu_1879B Ma - Burnham, S.W. 1879Obs.....3...20G
Bu_1879B cited by Gledhill (Obs 3, 20, 1879)
Bu_1879C Ma - Burnham, S.W. 1879Obs.....3..142G
Bu_1879C cited by Gledhill (Obs 3, 142, 1879)
Bu_1879d Ma - Burnham, S.W. 1879Obs.....3...92B
Bu_1879d Obs 3, 92, 1879
Bu_1879e Ma - Burnham, S.W. 1879MNRAS..40...99B
Bu_1879e MNRAS 40, 99, 1879
Bu_1880A Ma - Burnham, S.W. 1880Obs.....3..508G
Bu_1880A cited by Gledhill (Obs 3, 508, 1880)
Bu_1880C Ma - Burnham, S.W. 1880Obs.....3..314G
Bu_1880C cited by Gledhill (Obs 3, 314, 1880)
Bu_1880D Ma - Burnham, S.W. 1880Obs.....3..352G
Bu_1880D cited by Gledhill (Obs 3, 352, 1880)
Bu_1880e Ma - Burnham, S.W. 1880Obs.....3..408B
Bu_1880e Obs 3, 408, 1880
Bu_1880f Ma - Burnham, S.W. 1880MNRAS..40..497B
Bu_1880f MNRAS 40, 497, 1880
Bu_1880g Ma - Burnham, S.W. 1880MNRAS..41...33B
Bu_1880g MNRAS 41, 33, 1880
Bu_1881 Ma j Burnham, S.W. 1881Obs.....4...19G
Bu_1881 cited by Gledhill (Obs 4, 19, 1881)
Bu_1882a Ma - Burnham, S.W. (BU 776 - 863) 1882PWasO...1...91B
Bu_1882a Pub. Washburn Obs. 1, 91, 1882
Bu_1882b Ma - Burnham, S.W. 1882PWasO...1..113B
Bu_1882b Pub. Washburn Obs. 1, 113, 1882
Bu_1883 Ma j Burnham, S.W. (BU 864 - 1025) 1883MmRAS..47..167B
Bu_1883 MemRAS 47, 167, 1883
Bu_1883b Ma - Burnham, S.W. 1883MNRAS..43..318B
Bu_1883b MNRAS 43, 318, 1883
Bu_1884 Ma j Burnham, S.W. 1884MNRAS..44..365H
Bu_1884 MNRAS 44, 365, 1884
Bu_1884b Ma - Burnham, S.W. 1884AN....110..133B
Bu_1884b AN 110, 133, 1884
Bu_1884C Ma - Burnham, S.W. 1884AReg...22..216S
Bu_1884C cited by Sadler (Astr. Register 22, 216, 1884)
Bu_1887 Ma - Burnham, S.W. (BU 734 - 775) 1887PLicO...1...24B
Bu_1887 Pub. Lick Obs. 1, 24,45, 1887
Bu_1889a Ma - Burnham, S.W. 1889AN....122..159B
Bu_1889a AN 122, 159, 1889 (measures also in Bu_1894c) 1894PLicO...2..197B
Bu_1889b Ma - Burnham, S.W. (BU 1026 - 1038) 1889AN....123....1B
Bu_1889b AN 123, 1, 1889 (measures also in Bu_1894a) 1894PLicO...2..185B
Bu_1889c Ma - Burnham, S.W. 1889AN....123...75B
Bu_1889c AN 123, 75, 1889 (measures also in Bu_1894c) 1894PLicO...2..197B
Bu_1889d Ma - Burnham, S.W. 1889PASP....1...36B
Bu_1889d PASP 1, 36, 1889 (measures also in Bu_1894) 1894PLicO...2....3B
Bu_1889e Ma j Burnham, S.W. 1889AN....121...63B
Bu_1889e AN 121, 63, 1889 (measures also in Bu_1894c) 1894PLicO...2..197B
Bu_1889f Ma j Bunham, S.W. 1889MNRAS..49..418B
Bu_1889f MNRAS 49, 418, 1889
Bu_1890a Ma - Burnham, S.W. (BU 1093 - 1154) 1889AN....124...49B
Bu_1890a AN 124, 49, 1890 (measures also in Bu_1894c) 1894PLicO...2..197B
Bu_1890b Ma - Burnham, S.W. 1890AN....125...41B
Bu_1890b AN 125, 41, 1890 (measures also in Bu_1894) 1894PLicO...2....3B
Bu_1890c Ma - Burnham, S.W. 1890PASP....2..138B
Bu_1890c PASP 2, 138, 1890 (measures also in Bu_1894) 1894PLicO...2....3B
Bu_1891a orb - Burnham, S.W. 1891SidM...10..273B
Bu_1891a Sidereal Messenger 10, 273, 1891
Bu_1891b orb - Burnham, S.W. 1891Obs....14..263B
Bu_1891b Observatory 14, 263, 1891
Bu_1891c Ma j Burnham, S.W. 1891AN....127..289B
Bu_1891c AN 127, 289, 1891
Bu_1892 Ma - Burnham, S.W. (BU 1225 - 1266) 1892AN....130..257B
Bu_1892 AN 130, 257, 1892 (measures also in Bu_1894e) 1894PLicO...2..221B
Bu_1892b Ma - Burnham, S.W. 1892AN....130...77B
Bu_1892b AN 130, 77, 1892
Bu_1893a Ma - Burnham, S.W. 1893AN....131..329B
Bu_1893a AN 131, 329, 1893 (most measures also in Bu_1894) 1894PLicO...2.....B
Bu_1893b orb - Burnham, S.W. 1893MNRAS..53..478B
Bu_1893b MNRAS 53, 478, 1893
Bu_1893c orb - Burnham, S.W. 1893MNRAS..54..119B
Bu_1893c MNRAS 54, 119, 1893
Bu_1893d orb - Burnham, S.W. 1893AstAp..12..494B
Bu_1893d AstAp 12, 494, 1893
Bu_1893e orb - Burnham, S.W. 1893AstAp..12..585B
Bu_1893e AstAp 12, 585, 1893
Bu_1893f Ma - Burnham, S.W. (BU 1267 - 1274) 1893MNRAS..53..273B
Bu_1893f MNRAS 53, 273, 1893 (most measures also in Bu_1893a) 1893AN....131..329B
Bu_1893g orb - Burnham, S.W. 1893MNRAS..53..482B
Bu_1893g MNRAS 53, 482, 1893
Bu_1894 Ma j Burnham, S.W. 1894PLicO...2....3B
Bu_1894 Pub. Lick Obs. 2, 3, 1894 (includes most data from Bu_1893a) 1893AN....131..329B
Bu_1894a Ma j Burnham, S.W. (BU 1026 - 1038) 1894PLicO...2..185B
Bu_1894a Pub. Lick Obs. 2, 185, 1894
Bu_1894b Ma j Burnham, S.W. (BU 1039 - 1092) 1894PLicO...2..188B
Bu_1894b Pub. Lick Obs. 2, 188, 1894
Bu_1894c Ma - Burnham, S.W. (BU 1093 - 1154) 1894PLicO...2..197B
Bu_1894c Pub. Lick Obs. 2, 197, 1894
Bu_1894d Ma - Burnham, S.W. (BU 1155 - 1224) 1894PLicO...2..206B
Bu_1894d Pub. Lick Obs. 2, 206, 1894
Bu_1894e Ma - Burnham, S.W. (BU 1225 - 1266) 1894PLicO...2..221B
Bu_1894e Pub. Lick Obs. 2, 221, 1894
Bu_1894f Ma - Burnham, S.W. (BU 1267 - 1274) 1894PLicO...2..229B
Bu_1894f Pub. Lick Obs. 2, 229, 1894 (all measures also in Bu_1893f) 1893MNRAS..53..273B
Bu_1894g Ma - Burnham, S.W. 1894PLicO...2..159B
Bu_1894g Pub. Lick Obs. 2, 159, 1894
Bu_1898 orb - Burnham, S.W. 1898MNRAS..59...59B
Bu_1898 MNRAS 58, 59, 1898
Bu_1900 Ma - Burnham, S.W. 1900PYerO...1....1B
Bu_1900 Pub. Yerkes Obs. 1, 1, 1900
Bu_1902A Ma j Burnham, S.W. 1902AN....158..241E
Bu_1902A cited by Espin (AN 158, 241, 1902)
Bu_1903 Ma - Burnham, S.W. 1903PYerO...2....1B
Bu_1903 Pub. Yerkes Obs. 2, 1, 1903
Bu_1906 Ma j Burnham, S.W. 1906QB821.B972.....
Bu_1906 +M Burnham Double Star Cat., 1906
Bu_1906B Ma - Burnham, S.W. 1906MmRAS..56....1L
Bu_1906B +orb cited by Lewis (MemRAS 56, 1, 1906)
Bu_1907 Ma - Burnham, S.W. 1907AN....176..129B
Bu_1907 AN 176, 129, 1907 (most data in Bu_1913) 1913QB811.B8.......
Bu_1908 Ma - Burnham, S.W. 1908MNRAS..68..517B
Bu_1908 MNRAS 68, 517, 1908
Bu_1908A Ma - Burnham, S.W. 1908MNRAS..68..465B
Bu_1908A cited by Barnard (MNRAS 68, 465, 1908)
Bu_1909 Ma - Burnham, S.W. 1909AN....180...65B
Bu_1909 AN 180, 65, 1909 (most data in Bu_1913) 1913QB811.B8.......
Bu_1909b Ma j Burnham, S.W. 1909AN....182..133B
Bu_1909b AN 182, 133, 1909
Bu_1910 Ma - Burnham, S.W. ...................
Bu_1910 Journal Astronomique 1, no. 11, 81, 1910
Bu_1910b Ma - Burnham, S.W. 1910AN....185..145B
Bu_1910b AN 185, 145, 1910 (most data in Bu_1913) 1913QB811.B8.......
Bu_1911 - Burnham, S.W. 1911MNRAS..72..156J
Bu_1911 MNRAS 72, 156, 1911
Bu_1911b Ma j Burnham, S.W. 1911AN....189..385B
Bu_1911b AN 189, 385, 1911
Bu_1913 Ma j Burnham, S.W. 1913QB811.B8.......
Bu_1913 +Pa Carnegie Inst. Wash. #168, 1913
Bu_1913 +T
Bu_1918 Ma j Burnham, S.W. 1918AJ.....31..141B
Bu_1918 AJ 31, 141, 1918
Bu_1923A Ma - Burnham, S.W. 1923MNRAS..83..154E
Bu_1923A cited by Espin (MNRAS 83, 154, 1923)
Bu_1927A Ma - Burnham, S.W. 1927sdsc.book......
Bu_1927A cited in SDS (Southern Double Star Cat.), 1927
Bu_1932A Ma - Burnham, S.W. 1932QB821.A43......
Bu_1932A cited in ADS (Aitken Double Star Cat.), 1932
Bu_1963A Ma - Burnham, S.W. 1963icvd.book.....J
Bu_1963A cited in IDS (Lick Index Cat.), 1963
Bu_2002A Ma - Burnham, S.W. 2002yCat.1275....0D
Bu_2002A cited in CCDM
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21084+1008 BU 9010 AB 2000 1 310 9.9 9.90 12.20 210822.41+100820.7
21084+1008 BU 9010 AB 2015 5 313 10.1 10.62 12.90 210822.41+100820.7

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

 
 
WDS 21084+1008 BU 9010 AB : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21084+1008 BU 9010 AB : MEASURES
 
 
No records found.

 
 
WDS 21084+1008 : VIRTUAL EYEPIECE
 
 

21084+1008 BU 9010A mag 10.62 21084+1008 BU 9010B sep 10.0 P.A. 313.80 mag 12.9 21084+1008 BU 9010C sep 32.5 P.A. 211.00 mag 12.65 virtual eyepiece
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 21084+1008 : ALADIN DSS IMAGE @ 21h 08m 22.41s +10° 08' 20.7"
 
 
 
 
WDS 21084+1008 BU 9010 AB : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21084+1008 BU 9010AB distance=0' 21103+1008 KNT 5AB distance=30' 21103+1008 BU 71AC distance=30' 21103+1008 STFA 54AD distance=30' 21071+1042 J 2576 distance=31' 21086+0938 J 159 distance=31' 21088+1047 WAK 12 distance=40' 21107+1038 LEP 172 distance=46' 21110+0933 STF2765AB distance=53' 21110+0933 STF2765AC distance=53' 21101+0919 GWP3039 distance=56' 21121+1038 ENG 81AB distance=63' 21121+1038 BUP 226BC distance=65' 21088+1113 BPM2334 distance=65' 21041+0951 GWP3034 distance=66' 21131+1028 BU 1501 distance=73' 21110+1113 BPM2339 distance=76' 21056+1113 BPM2322 distance=77' 21123+1105 BPMA251 distance=82' 21030+1030 SLN 87 distance=83' 21106+1126 BPM2337 distance=85' 21138+1045 HJ 278 distance=89' 21145+1000 STT 535AB distance=91' 21145+1000 STF2777AB,C distance=91' 21130+1109 GWP3042 distance=92' 21066+1137 J 1781 distance=93' 21021+1016 J 158 distance=93' 21056+1133 BPM2323 distance=94' 21116+1133 LDS4869 distance=98' 21087+1145 BPM2333 distance=98' 21061+0837 A 1217 distance=98' 21017+1017 HJ 5546 distance=99' 21140+1106 AG 415AB distance=101' 21140+1106 TOB 316BC distance=101' 21054+1139 BPM2321 distance=102' 21052+1140 GRV 413 distance=103' 21137+1115 BPM2345 distance=103' 21015+1041 GRV 404 distance=106' 21071+1153 HJ 274AB distance=107' 21071+1153 SLE 526AC distance=107' 21073+1156 TOB 315 distance=109' 21053+1150 UC 4375 distance=112' 21147+0907 CVR 890 distance=113' 21074+1200 SLE 528 distance=113' 21137+0846 UC 4412AB distance=115' 21137+0846 RAO 449Aa,Ab distance=115' 21066+1201 SLE 525 distance=116' 21047+1152 MLR 541 distance=117' 21088+1205 SLE 532 distance=117' 21142+1135 BPM2350 distance=122' 21139+1140 BPM2346 distance=124' 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 21084+1008 BU 9010 AB 313 10.1
Show 21084+1008 BU 9010 AC 211 32.6
Show 21103+1008 KNT 5 AB 248 0.6 30
Show 21103+1008 BU 71 AC 359 59.9 30
Show 21103+1008 STFA 54 AD 152 335.2 30
Show 21071+1042 J 2576 58 5.4 31
Show 21086+0938 J 159 246 4.0 31
Show 21088+1047 WAK 12 180 4.3 40
Show 21107+1038 LEP 172 11 4.7 46
Show 21110+0933 STF2765 AB 82 2.9 53
Show 21110+0933 STF2765 AC 167 44.2 53
Show 21101+0919 GWP3039 61 73.1 56
Show 21121+1038 ENG 81 AB 353 184.7 63
Show 21121+1038 BUP 226 BC 30 24.7 65
Show 21088+1113 BPM2334 311 75.2 65
Show 21041+0951 GWP3034 91 63.0 66
Show 21131+1028 BU 1501 210 1.0 73
Show 21110+1113 BPM2339 123 58.7 76
Show 21056+1113 BPM2322 253 67.4 77
Show 21123+1105 BPMA251 305 252.8 82
Show 21030+1030 SLN 87 153 3.3 83
Show 21106+1126 BPM2337 97 68.2 85
Show 21138+1045 HJ 278 263 22.9 89
Show 21145+1000 STT 535 AB 7 0.1 91
Show 21145+1000 STF2777 AB,C 6 76.5 91
Show 21130+1109 GWP3042 113 25.6 92
Show 21066+1137 J 1781 116 7.5 93
Show 21021+1016 J 158 163 4.8 93
Show 21056+1133 BPM2323 321 73.7 94
Show 21116+1133 LDS4869 267 203.8 98
Show 21087+1145 BPM2333 240 92.1 98
Show 21061+0837 A 1217 193 2.0 98
Show 21017+1017 HJ 5546 124 18.3 99
Show 21140+1106 AG 415 AB 23 15.9 101
Show 21140+1106 TOB 316 BC 87 21.1 101
Show 21054+1139 BPM2321 223 113.1 102
Show 21052+1140 GRV 413 200 35.7 103
Show 21137+1115 BPM2345 10 52.4 103
Show 21015+1041 GRV 404 179 65.6 106
Show 21071+1153 HJ 274 AB 85 9.2 107
Show 21071+1153 SLE 526 AC 262 51.0 107
Show 21073+1156 TOB 315 92 24.9 109
Show 21053+1150 UC 4375 236 23.3 112
Show 21147+0907 CVR 890 3 29.1 113
Show 21074+1200 SLE 528 186 9.8 113
Show 21137+0846 UC 4412 AB 201 8.6 115
Show 21137+0846 RAO 449 Aa,Ab 322 0.4 115
Show 21066+1201 SLE 525 201 6.0 116
Show 21047+1152 MLR 541 112 2.0 117
Show 21088+1205 SLE 532 162 8.3 117
Show 21142+1135 BPM2350 144 29.1 122

 
 
WDS 21084+1008 : COMPONENTS
 
 
  A B
B pa=313.8°
sep=10.02"
 
C pa=211.0°
sep=32.50"
pa=195.3°
sep=36.06"
 
 
21084+1008 A
 
 
Coord arcsec 2000 210822.41+100820.7 Mag 10.62 PmRA -19.00 PmDE -36.0
 
 
21084+1008 B
 
 
Coord arcsec 2000 210821.92+100827.6 Mag 12.9 PmRA 7.00 PmDE 3.0
Calc delta mag 2.28 Calc coord yes
 
 
21084+1008 C
 
 
Coord arcsec 2000 210821.28+100752.8 Mag 12.65 PmRA 8.00 PmDE -4.0
Calc delta mag 2.03 Calc coord yes