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Doubles in session


Current system
20518-1336
BRT 2777


Nearby doubles
21' : 20506-1325
KPP2249

42' : 20500-1303
UC 4304

45' : 20530-1416
HU 272

47' : 20486-1333
RST4069

51' : 20550-1316
GWP3016

62' : 20482-1303
HJ 2997

63' : 20555-1400
LDS6418AB

64' : 20562-1331
TDT2644

94' : 20570-1242
TVB 317

99' : 20472-1223
OCC1101

102' : 20518-1154
UC 4312

105' : 20500-1154
BRG 31

105' : 20538-1516
UC 4320

108' : 20590-1311
CVR 880

109' : 20588-1300
UC 4348

109' : 20581-1237
HU 82

109' : 20591-1313
HU 83

109' : 20466-1218
HLD 164

110' : 20571-1453
TVB 318

111' : 20442-1342
HLD 162

114' : 20587-1429
OCC 19AB

121' : 20555-1147
HU 81

123' : 20508-1135
J 2324AB

123' : 20531-1134
CHR 101

127' : 21003-1312
RST4073

128' : 20560-1143
RST4070



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.

20518-1336 BRT 2777

 
 
20h 51m 47.88s -13° 35' 07.9" P.A. 333.00 sep 3.5 mag 12.80,13.70
 
 
Coord 2000 20518-1336 Discov num BRT2777 Comp Coord arcsec 2000 20 51 47.88 -13 35 07.9
Date first 1905 Date last 2016 Obs 3
Pa first 321 Pa last 333.1 P.A. Now (θ) 333.1°
Sep first 3.1 Sep last 3.515 Sep. Now (ρ) 3.515"
Mag pri 12.80 Mag sec 13.70 delta mag (ΔM) 0.9 Spectral class
Pri motion ra +041 Sec motion ra
Pri motion dec +002 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Aquarius Gaia DR2 6887846886615705600
 
 
WDS 20518-1336 BRT 2777 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Brt1926a Pa - Barton, S.G. 1926AJ.....36..155B
Brt1926a AJ 36, 155, 1926 (BRT 1 - BRT 62)
Brt1926b Pa j Barton, S.G. 1926AJ.....37...57B
Brt1926b AJ 37, 57, 1926 (BRT 63 - BRT 116)
Brt1928 Pa - Barton, S.G. 1928AJ.....38..168B
Brt1928 AJ 38, 168, 1928 (BRT 117 - BRT 230)
Brt1929a Pa - Barton, S.G. 1929AN....235..425B
Brt1929a AN 235, 425, 1929 (BRT 294 - BRT 322)
Brt1929b Pa - Barton, S.G. 1929AJ.....39...93B
Brt1929b AJ 39, 93, 1929 (BRT 231 - BRT 293)
Brt1929c Ma j Barton, S.G. 1929AJ.....39..120B
Brt1929c AJ 39, 120, 1929
Brt1930 Pa - Barton, S.G. 1930AJ.....40..181B
Brt1930 AJ 40, 181, 1930 (BRT 323 - BRT 348)
Brt1931 Pa - Barton, S.G. (BRT 349 - BRT 562) 1931AJ.....41...35B
Brt1931 AJ 41, 35, 1931 (no measures for BRT 529 - BRT 562)
Brt1932a Pa - Barton, S.G. 1932AJ.....42...93B
Brt1932a AJ 42, 93, 1932 (BRT 604 - BRT 636)
Brt1932b Ma - Barton, S.G. 1932PFAO....5a...1B
Brt1932b +Pa Pub. Univ. Penn. 5, Pt.1, Sec.2, 1932 (BRT 563 - BRT 603, BRT1928, etc.)
Brt1932C Ma - Barton, S.G. 1932QB821.A43......
Brt1932C cited in ADS (Aitken Double Star Cat.), 1932
Brt1933 Pa - Barton, S.G. 1933AN....250...49B
Brt1933 AN 250, 49, 1933
Brt1933 (BRT 637 - BRT1134; very approximate dates added for pairs listed with only
Brt1933 secondary magnitudes and no astrometry)
Brt1934 Pa - Barton, S.G. 1934AJ.....43..119B
Brt1934 +Ma AJ 43, 119, 1934
Brt1935a Pa - Barton, S.G. 1935AJ.....44..105B
Brt1935a +Ma AJ 44, 105, 1935
Brt1935b Pa - Barton, S.G. 1935AN....256..357B
Brt1935b AN 256, 357, 1935
Brt1936a Ma - Barton, S.G. 1936AJ.....45...33B
Brt1936a +Pa AJ 45, 33, 1936
Brt1936b Pa - Barton, S.G. 1936AJ.....45...99B
Brt1936b +Ma AJ 45, 99, 1936
Brt1937a Pa - Barton, S.G. 1937AN....263..347B
Brt1937a AN 263, 347, 1937
Brt1937b Pa - Barton, S.G. 1937AN....263..383B
Brt1937b AN 263, 383, 1937
Brt1938 Ma - Barton, S.G. 1938AJ.....47..133B
Brt1938 +Pa AJ 47, 133, 1938
Brt1939a Ma - Barton, S.G. 1939PFAO....5b...1B
Brt1939a +Pa Pub. Univ. Penn. 5, Pt.2, Sec.2, 1939
Brt1939b Pa - Barton, S.G. 1939AJ.....48..145B
Brt1939b +Ma AJ 48, 145, 1939
Brt1941 Pa - Barton, S.G. 1941PASP...55..339B
Brt1941 PASP 55, 339, 1941
Brt1942 Pa - Barton, S.G. 1942AJ.....50...11B
Brt1942 AJ 50, 11, 1942
Brt1947 Ma - Barton, S.G. 1947AJ.....52..178B
Brt1947 +Pa AJ 52, 178, 1947
Brt1949 Ma - Barton, S.G. 1949PFAO....7a...1B
Brt1949 Pub. Univ. Penn. 7, Pt.1, Sec.1, 1949
Brt1951 Pa - Barton, S.G. 1951AJ.....55..218B
Brt1951 AJ 55, 218, 1951
Brt1957 Ma - Barton, S.G. 1957QB4.P5v7ps3....
Brt1957 Pub. Univ. Penn. 7, Pt.3, 15, 1957
Brt9999 Ma - Barton, S.G. ...................
Brt9999 +Pa Unpublished, manuscript or reference not found.
Brt2002A Ma - Barton, S.G. 2002yCat.1275....0D
Brt2002A +Pa cited in CCDM
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20518-1336 BRT2777 1905 1 321 3.1 12.36 13.30 205149.06-133545.8
20518-1336 BRT2777 2000 2 333 3.4 12.36 13.30 205149.06-133545.8
20518-1336 BRT2777 2016 2 333 3.5 12.80 13.70 205147.88-133507.9

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

 
 
WDS 20518-1336 BRT 2777 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20518-1336 BRT 2777 : MEASURES
 
 
No records found.

 
 
WDS 20518-1336 : VIRTUAL EYEPIECE
 
 

20518-1336 BRT2777A mag 12.8 20518-1336 BRT2777B sep 3.5 P.A. 333.80 mag 13.7 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 20518-1336 : ALADIN DSS IMAGE @ 20h 51m 47.88s -13° 35' 07.9"
 
 
 
 
WDS 20518-1336 BRT 2777 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20518-1336 BRT2777 distance=0' 20506-1325 KPP2249 distance=21' 20500-1303 UC 4304 distance=42' 20530-1416 HU 272 distance=45' 20486-1333 RST4069 distance=47' 20550-1316 GWP3016 distance=51' 20482-1303 HJ 2997 distance=62' 20555-1400 LDS6418AB distance=63' 20555-1400 TSN 195Aa,Ab distance=63' 20562-1331 TDT2644 distance=64' 20570-1242 TVB 317 distance=94' 20472-1223 OCC1101 distance=99' 20518-1154 UC 4312 distance=102' 20500-1154 BRG 31 distance=105' 20538-1516 UC 4320 distance=105' 20590-1311 CVR 880 distance=108' 20588-1300 UC 4348 distance=109' 20581-1237 HU 82 distance=109' 20591-1313 HU 83 distance=109' 20466-1218 HLD 164 distance=109' 20571-1453 TVB 318 distance=110' 20442-1342 HLD 162 distance=111' 20587-1429 OCC 19AB distance=114' 20587-1429 SKF2094AC distance=114' 20555-1147 HU 81 distance=121' 20508-1135 J 2324BC distance=122' 20508-1135 J 2324AB distance=123' 20508-1135 J 2324AC distance=123' 20531-1134 CHR 101 distance=123' 21003-1312 RST4073 distance=127' 20560-1143 RST4070 distance=128' 20448-1458 OCC 20AB distance=132' 20448-1458 OCC 20AC distance=132' 20444-1503 HJ 1567 distance=139' 20435-1225 TDS1095 distance=140' 20477-1542 OCC1007 distance=140' 20575-1142 CVR 234 distance=141' 21001-1449 RST4072 distance=142' 20557-1547 GWP3018 distance=144' 20571-1539 SKF2093 distance=146' 20476-1123 J 1401 distance=147' 21019-1326 WSP 70AB distance=148' 21019-1326 WSP 70AC distance=148' 20426-1444 LDS4856 distance=151' 20414-1352 BRT2776 distance=153' 21002-1507 OCC1006 distance=154' 20412-1330 OCC 413 distance=155' 20526-1609 SPF 2 distance=155' 20412-1320 WSI 163 distance=156' 20528-1610 BU 154 distance=156' 20457-1123 RST4068 distance=160' 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 20518-1336 BRT2777 333 3.5
Show 20506-1325 KPP2249 274 18.7 21
Show 20500-1303 UC 4304 74 64.9 42
Show 20530-1416 HU 272 184 3.5 45
Show 20486-1333 RST4069 179 0.3 47
Show 20550-1316 GWP3016 352 39.8 51
Show 20482-1303 HJ 2997 196 8.4 62
Show 20555-1400 LDS6418 AB 185 107.3 63
Show 20555-1400 TSN 195 Aa,Ab 190 0.1 63
Show 20562-1331 TDT2644 252 0.6 64
Show 20570-1242 TVB 317 342 7.3 94
Show 20472-1223 OCC1101 -1 0.0 99
Show 20518-1154 UC 4312 286 52.7 102
Show 20500-1154 BRG 31 343 0.4 105
Show 20538-1516 UC 4320 156 10.3 105
Show 20590-1311 CVR 880 16 7.7 108
Show 20588-1300 UC 4348 260 18.4 109
Show 20581-1237 HU 82 1 2.7 109
Show 20591-1313 HU 83 99 0.3 109
Show 20466-1218 HLD 164 113 2.7 109
Show 20571-1453 TVB 318 49 16.0 110
Show 20442-1342 HLD 162 137 1.5 111
Show 20587-1429 OCC 19 AB -1 0.1 114
Show 20587-1429 SKF2094 AC 118 129.0 114
Show 20555-1147 HU 81 55 0.3 121
Show 20508-1135 J 2324 BC 78 4.0 122
Show 20508-1135 J 2324 AB 192 27.2 123
Show 20508-1135 J 2324 AC 183 25.8 123
Show 20531-1134 CHR 101 183 0.2 123
Show 21003-1312 RST4073 4 0.4 127
Show 20560-1143 RST4070 13 1.8 128
Show 20448-1458 OCC 20 AB -1 0.1 132
Show 20448-1458 OCC 20 AC -1 0.1 132
Show 20444-1503 HJ 1567 344 30.6 139
Show 20435-1225 TDS1095 119 1.1 140
Show 20477-1542 OCC1007 -1 0.1 140
Show 20575-1142 CVR 234 320 48.6 141
Show 21001-1449 RST4072 142 1.9 142
Show 20557-1547 GWP3018 249 15.2 144
Show 20571-1539 SKF2093 197 16.6 146
Show 20476-1123 J 1401 304 4.3 147
Show 21019-1326 WSP 70 AB 168 3.2 148
Show 21019-1326 WSP 70 AC 65 12.0 148
Show 20426-1444 LDS4856 200 2.0 151
Show 20414-1352 BRT2776 79 4.2 153
Show 21002-1507 OCC1006 -1 0.1 154
Show 20412-1330 OCC 413 -1 0.3 155
Show 20526-1609 SPF 2 124 0.1 155
Show 20412-1320 WSI 163 46 10.3 156
Show 20528-1610 BU 154 61 3.0 156
Show 20457-1123 RST4068 159 1.0 160

 
 
WDS 20518-1336 : COMPONENTS
 
 
  A
B pa=333.8°
sep=3.50"
 
 
20518-1336 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 205147.88-133507.9 Mag 12.8 PmRA 41.00
PmDE 2.0
 
 
20518-1336 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 205147.77-133504.8 Mag 13.7 Calc delta mag 0.9
Calc coord yes