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Current system
20417-0424
BU 267


Nearby doubles
6' : 20418-0430
HJ 921

17' : 20428-0418
UC 4265

35' : 20419-0458
RST4676

40' : 20405-0349
RST4674

41' : 20423-0344
KPP 476

48' : 20421-0336
RST4677

58' : 20456-0426
OCC9021

62' : 20424-0323
RST4678

65' : 20447-0511
HJ 924

69' : 20458-0454
UC 4282AB

74' : 20452-0331
AHD 28

75' : 20369-0416
LDS1475

75' : 20469-0417
J 1709

77' : 20455-0332
AHD 29

86' : 20473-0408
LDS4858

89' : 20474-0359
TDT2540

95' : 20411-0558
BAR9004

95' : 20481-0410
J 1710

97' : 20372-0523
J 2316

99' : 20468-0527
KPP 478

99' : 20439-0557
RST4679

100' : 20351-0436
RST4671

100' : 20390-0555
GWP2977

104' : 20375-0303
J 1775AB

106' : 20365-0311
TOR 26

109' : 20404-0610
CVR 229



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.

20417-0424 BU 267

 
 
20h 41m 44.55s -04° 23' 52.0" P.A. 237.00 sep 1.9 mag 10.65,10.65 Sp F8
 
 
Coord 2000 20417-0424 Discov num BU  267 Comp Coord arcsec 2000 20 41 44.55 -04 23 52.0
Date first 1878 Date last 2018 Obs 27
Pa first 242 Pa last 237.4 P.A. Now (θ) 237.4°
Sep first 2.1 Sep last 1.935 Sep. Now (ρ) 1.935"
Mag pri 10.65 Mag sec 10.65 delta mag (ΔM) 0 Spectral class F8 (yellow-white)
Pri motion ra -014 Sec motion ra -014
Pri motion dec -021 Sec motion dec -021
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Aquarius Tycho2 5185-01259-1 Gaia DR2 6914645562694464512
 
 
WDS 20417-0424 BU 267 : 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
20417-0424 BU 267 2001 24 239 1.8 10.65 10.65 F8 204144.55-042352.0
20417-0424 BU 267 2015 25 238 1.9 10.65 10.65 F8 204144.55-042352.0
20417-0424 BU 267 2018 26 237 1.9 10.65 10.65 F8 204144.55-042352.0

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

 
 
WDS 20417-0424 BU 267 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20417-0424 BU 267 : MEASURES
 
 
No records found.

 
 
WDS 20417-0424 : VIRTUAL EYEPIECE
 
 

20417-0424 BU 267A mag 10.65 Sp F8 20417-0424 BU 267B sep 1.9 P.A. 237.30 mag 10.65 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 20417-0424 : ALADIN DSS IMAGE @ 20h 41m 44.55s -04° 23' 52.0"
 
 
 
 
WDS 20417-0424 BU 267 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20417-0424 BU 267 distance=0' 20418-0430 HJ 921 distance=6' 20428-0418 UC 4265 distance=17' 20419-0458 RST4676 distance=35' 20405-0349 RST4674 distance=40' 20423-0344 KPP 476 distance=41' 20421-0336 RST4677 distance=48' 20456-0426 OCC9021 distance=58' 20424-0323 RST4678 distance=62' 20447-0511 HJ 924 distance=65' 20458-0454 UC 4282AB distance=69' 20452-0331 AHD 28 distance=74' 20369-0416 LDS1475 distance=75' 20469-0417 J 1709 distance=75' 20455-0332 AHD 29 distance=77' 20473-0408 LDS4858 distance=86' 20474-0359 TDT2540 distance=89' 20411-0558 BAR9004 distance=95' 20481-0410 J 1710 distance=95' 20372-0523 J 2316 distance=97' 20468-0527 KPP 478 distance=99' 20439-0557 RST4679 distance=99' 20351-0436 RST4671 distance=100' 20390-0555 GWP2977 distance=100' 20375-0303 J 1775AB distance=104' 20375-0303 BRT 505AC distance=104' 20375-0303 J 1775AD distance=104' 20375-0303 BRT 505BC distance=104' 20375-0303 J 1775BD distance=104' 20365-0311 TOR 26 distance=106' 20404-0610 CVR 229 distance=109' 20371-0258 TDT2427 distance=111' 20393-0609 BRT 555 distance=111' 20463-0258 LDS 724 distance=111' 20374-0254 TOR 27 distance=112' 20425-0233 WRH 13 distance=112' 20392-0609 RAS 31 distance=113' 20347-0341 TDT2389 distance=114' 20363-0305 KPP1332 distance=115' 20343-0445 BRT 502 distance=115' 20340-0438 TDT2379 distance=117' 20364-0550 HO 279 distance=118' 20345-0421 J 2315 distance=119' 20453-0239 BRT 506 distance=119' 20367-0250 UC 4231 distance=121' 20402-0222 KPP4209AB distance=125' 20481-0302 A 174 distance=126' 20375-0614 BRT 504 distance=129' 20482-0255 TDT2549 distance=131' 20341-0530 TDT2382 distance=133' 20440-0631 GRV1138 distance=137' 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 20417-0424 BU 267 237 1.9
Show 20418-0430 HJ 921 220 9.4 6
Show 20428-0418 UC 4265 32 50.1 17
Show 20419-0458 RST4676 188 0.3 35
Show 20405-0349 RST4674 118 5.1 40
Show 20423-0344 KPP 476 141 3.9 41
Show 20421-0336 RST4677 122 4.4 48
Show 20456-0426 OCC9021 273 0.0 58
Show 20424-0323 RST4678 349 2.8 62
Show 20447-0511 HJ 924 85 8.1 65
Show 20458-0454 UC 4282 AB 209 41.1 69
Show 20452-0331 AHD 28 307 37.4 74
Show 20369-0416 LDS1475 259 21.2 75
Show 20469-0417 J 1709 216 8.3 75
Show 20455-0332 AHD 29 137 20.9 77
Show 20473-0408 LDS4858 11 17.3 86
Show 20474-0359 TDT2540 63 0.6 89
Show 20411-0558 BAR9004 266 3.2 95
Show 20481-0410 J 1710 205 8.5 95
Show 20372-0523 J 2316 54 12.7 97
Show 20468-0527 KPP 478 273 3.8 99
Show 20439-0557 RST4679 356 0.3 99
Show 20351-0436 RST4671 48 0.7 100
Show 20390-0555 GWP2977 142 108.2 100
Show 20375-0303 J 1775 AB 352 4.1 104
Show 20375-0303 BRT 505 AC 36 8.8 104
Show 20375-0303 J 1775 AD 249 18.3 104
Show 20375-0303 BRT 505 BC 56 7.0 104
Show 20375-0303 J 1775 BD 238 19.7 104
Show 20365-0311 TOR 26 75 16.5 106
Show 20404-0610 CVR 229 73 35.1 109
Show 20371-0258 TDT2427 92 1.0 111
Show 20393-0609 BRT 555 266 2.9 111
Show 20463-0258 LDS 724 135 74.9 111
Show 20374-0254 TOR 27 233 2.9 112
Show 20425-0233 WRH 13 101 1.8 112
Show 20392-0609 RAS 31 142 0.5 113
Show 20347-0341 TDT2389 184 0.6 114
Show 20363-0305 KPP1332 228 10.1 115
Show 20343-0445 BRT 502 120 3.3 115
Show 20340-0438 TDT2379 180 3.9 117
Show 20364-0550 HO 279 184 7.7 118
Show 20345-0421 J 2315 319 6.5 119
Show 20453-0239 BRT 506 277 4.1 119
Show 20367-0250 UC 4231 75 24.4 121
Show 20402-0222 KPP4209 AB 250 2.2 125
Show 20481-0302 A 174 357 0.6 126
Show 20375-0614 BRT 504 329 3.9 129
Show 20482-0255 TDT2549 181 2.0 131
Show 20341-0530 TDT2382 249 1.2 133
Show 20440-0631 GRV1138 50 33.2 137

 
 
WDS 20417-0424 : COMPONENTS
 
 
  A
B pa=237.3°
sep=1.93"
 
 
20417-0424 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 204144.55-042352.0 Mag 10.65 Spectral class F8 (yellow-white)
PmRA -14.00 PmDE -21.0 Tycho2 5185-01259-1
Tycho2
Tycho2 5185-01259-1 Pflag P RAmdeg 310.43562091 DEmdeg -4.39776554
PmRA -13.8 PmDE -20.7 E RAmdeg 33 E DEmdeg 42
E pmRA 2.7 E pmDE 2.8 EpRAm 1989.26 EpDEm 1987.79
Num 4 Q RAmdeg 1.3 Q DEmdeg 0.2 Q pmRA 1.3
Q pmDE 0.2 BTmag 11.501 E BTmag 0.074 VTmag 10.654
E VTmag 0.056 Prox 19 TYC T HIP
CCDM RAdeg 310.43590694 DEdeg -4.39754861 EpRA 1990 1.60
EpDE 1990 1.25 E RAdeg 35.4 E DEdeg 46.1 Posflg D
Corr -0.3
 
 
20417-0424 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 204144.44-042353.0 Mag 10.65 PmRA -14.00
PmDE -21.0 Calc coord yes