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Doubles in session


Current system
20211-2916
BRT 3091


Nearby doubles
9' : 20205-2912
HJ 5188AB

14' : 20202-2908
GLP 18

23' : 20226-2928
JNN 325

30' : 20215-2946
TDS1063

48' : 20209-2828
LDS5904AB

57' : 20229-3008
JSP 813

60' : 20235-2827
DAW 152AB

68' : 20175-2827
LDS4836

69' : 20254-2840
CHR 97

70' : 20162-2945
SKF1245

72' : 20213-2805
KPP1098

83' : 20166-2817
LDS5903

87' : 20202-2750
SEE 416AB

88' : 20205-2749
RST3255

95' : 20185-2749
B 475

100' : 20134-2921
LDS5901

104' : 20159-2758
UC 4131

107' : 20163-2748
LDS5902

109' : 20216-3104
HJ 5191

111' : 20253-3052
TDT2257

111' : 20275-3028
KPP2320

112' : 20130-2842
KPP3121

112' : 20193-3106
RST2138

116' : 20140-2808
TDT2109AB

116' : 20155-3048
PRO 229

117' : 20208-2720
SEE 414



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.

20211-2916 BRT 3091

 
 
20h 21m 01.87s -29° 16' 32.2" P.A. 52.00 sep 2.8 mag 10.84,11.20
 
 
Coord 2000 20211-2916 Discov num BRT3091 Comp Coord arcsec 2000 20 21 01.87 -29 16 32.2
Date first 1913 Date last 2016 Obs 6
Pa first 45 Pa last 51.9 P.A. Now (θ) 51.9°
Sep first 2.5 Sep last 2.789 Sep. Now (ρ) 2.789"
Mag pri 10.84 Mag sec 11.20 delta mag (ΔM) 0.36 Spectral class
Pri motion ra -023 Sec motion ra +029
Pri motion dec -020 Sec motion dec +021
Notes
rPM=1.849
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Sagittarius Tycho2 6918-00414-1 Gaia DR2 6797538984402570752
 
 
WDS 20211-2916 BRT 3091 : 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
20211-2916 BRT3091 1986 3 54 2.7 10.84 11.20 202101.87-291632.2
20211-2916 BRT3091 1999 4 52 2.8 10.84 11.20 202101.87-291632.2
20211-2916 BRT3091 2015 5 52 2.8 10.84 11.20 202101.87-291632.2
20211-2916 BRT3091 2016 6 52 2.8 10.84 11.20 202101.87-291632.2

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

 
 
WDS 20211-2916 BRT 3091 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20211-2916 BRT 3091 : MEASURES
 
 
No records found.

 
 
WDS 20211-2916 : VIRTUAL EYEPIECE
 
 

20211-2916 BRT3091A mag 10.84 20211-2916 BRT3091B sep 2.6 P.A. 48.00 mag 11.2 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 20211-2916 : ALADIN DSS IMAGE @ 20h 21m 01.87s -29° 16' 32.2"
 
 
 
 
WDS 20211-2916 BRT 3091 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20211-2916 BRT3091 distance=0' 20205-2912 WIE 1BF distance=9' 20205-2912 HJ 5188AB distance=9' 20205-2912 HJ 5188AC distance=9' 20205-2912 HJ 5188AD distance=9' 20205-2912 HJ 5188DE distance=9' 20202-2908 GLP 18 distance=14' 20226-2928 JNN 325 distance=23' 20215-2946 TDS1063 distance=30' 20209-2828 LDS5904AB distance=48' 20209-2828 LDS5904Aa,Ab distance=48' 20229-3008 JSP 813 distance=57' 20235-2827 DAW 152AB distance=60' 20175-2827 LDS4836 distance=68' 20254-2840 CHR 97 distance=69' 20162-2945 SKF1245 distance=70' 20213-2805 KPP1098 distance=72' 20166-2817 LDS5903 distance=83' 20202-2750 SEE 416AB distance=87' 20202-2750 SEE 416AB,C distance=87' 20205-2749 RST3255 distance=88' 20185-2749 B 475 distance=95' 20134-2921 LDS5901 distance=100' 20159-2758 UC 4131 distance=104' 20163-2748 LDS5902 distance=107' 20216-3104 HJ 5191 distance=109' 20253-3052 TDT2257 distance=111' 20275-3028 KPP2320 distance=111' 20130-2842 KPP3121 distance=112' 20193-3106 RST2138 distance=112' 20140-2808 TDT2109AB distance=116' 20140-2808 HJ 5180AC distance=116' 20155-3048 PRO 229 distance=116' 20208-2720 SEE 414 distance=117' 20295-3001 HJ 5202 distance=120' 20295-3024 B 2886 distance=130' 20310-2907 CHR 185 distance=131' 20113-2838 RSS 543 distance=133' 20120-3036 KPP 461 distance=142' 20179-3132 KPP4189 distance=142' 20099-2938 B 469 distance=148' 20280-3115 OL 26 distance=149' 20228-2649 B 480 distance=150' 20325-2843 SKF2087AB distance=155' 20325-2843 DAM1043AC distance=155' 20180-3147 UC 4141 distance=156' 20236-2644 HO 456 distance=157' 20228-2642 TDT2222 distance=157' 20319-2806 TDT2341 distance=160' 20100-2802 BRG 30 distance=164' 20297-2719 COO 240 distance=164' 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 20211-2916 BRT3091 52 2.8
Show 20205-2912 WIE 1 BF 263 437.0 9
Show 20205-2912 HJ 5188 AB 38 3.7 9
Show 20205-2912 HJ 5188 AC 321 27.3 9
Show 20205-2912 HJ 5188 AD 38 120.6 9
Show 20205-2912 HJ 5188 DE 186 4.7 9
Show 20202-2908 GLP 18 198 56.8 14
Show 20226-2928 JNN 325 214 0.2 23
Show 20215-2946 TDS1063 214 1.0 30
Show 20209-2828 LDS5904 AB 49 254.6 48
Show 20209-2828 LDS5904 Aa,Ab 345 2.1 48
Show 20229-3008 JSP 813 269 5.3 57
Show 20235-2827 DAW 152 AB 295 2.6 60
Show 20175-2827 LDS4836 46 3.5 68
Show 20254-2840 CHR 97 10 0.1 69
Show 20162-2945 SKF1245 228 24.6 70
Show 20213-2805 KPP1098 254 8.7 72
Show 20166-2817 LDS5903 66 317.2 83
Show 20202-2750 SEE 416 AB 248 1.1 87
Show 20202-2750 SEE 416 AB,C 261 25.0 87
Show 20205-2749 RST3255 109 0.1 88
Show 20185-2749 B 475 346 4.0 95
Show 20134-2921 LDS5901 91 242.0 100
Show 20159-2758 UC 4131 78 46.0 104
Show 20163-2748 LDS5902 297 281.0 107
Show 20216-3104 HJ 5191 250 12.6 109
Show 20253-3052 TDT2257 261 0.5 111
Show 20275-3028 KPP2320 320 19.6 111
Show 20130-2842 KPP3121 316 5.5 112
Show 20193-3106 RST2138 60 2.4 112
Show 20140-2808 TDT2109 AB 27 1.8 116
Show 20140-2808 HJ 5180 AC 221 10.2 116
Show 20155-3048 PRO 229 178 7.1 116
Show 20208-2720 SEE 414 53 2.2 117
Show 20295-3001 HJ 5202 84 15.6 120
Show 20295-3024 B 2886 199 7.2 130
Show 20310-2907 CHR 185 266 0.0 131
Show 20113-2838 RSS 543 284 12.8 133
Show 20120-3036 KPP 461 224 3.3 142
Show 20179-3132 KPP4189 346 1.4 142
Show 20099-2938 B 469 102 5.7 148
Show 20280-3115 OL 26 327 2.0 149
Show 20228-2649 B 480 168 1.1 150
Show 20325-2843 SKF2087 AB 9 61.0 155
Show 20325-2843 DAM1043 AC 197 11.5 155
Show 20180-3147 UC 4141 349 51.4 156
Show 20236-2644 HO 456 194 13.2 157
Show 20228-2642 TDT2222 22 0.6 157
Show 20319-2806 TDT2341 318 0.5 160
Show 20100-2802 BRG 30 283 0.7 164
Show 20297-2719 COO 240 21 7.1 164

 
 
WDS 20211-2916 : COMPONENTS
 
 
  A
B pa=48.0°
sep=2.57"
 
 
20211-2916 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 202101.87-291632.2 Mag 10.84 PmRA -23.00
PmDE -20.0 Tycho2 6918-00414-1
Tycho2
Tycho2 6918-00414-1 Pflag RAmdeg 305.25780977 DEmdeg -29.27561729
PmRA -18.2 PmDE -15.1 E RAmdeg 27 E DEmdeg 38
E pmRA 2.8 E pmDE 2.5 EpRAm 1990.68 EpDEm 1988.56
Num 3 Q RAmdeg 0.6 Q DEmdeg 2.4 Q pmRA 0.6
Q pmDE 2.4 BTmag 11.715 E BTmag 0.057 VTmag 10.841
E VTmag 0.046 Prox 999 TYC T HIP
CCDM RAdeg 305.25785667 DEdeg -29.27558250 EpRA 1990 1.87
EpDE 1990 1.75 E RAdeg 27.1 E DEdeg 38.5 Posflg
Corr -0.4
 
 
20211-2916 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 202102.02-291630.5 Mag 11.2 PmRA 29.00
PmDE 21.0 Calc delta mag 0.36 Calc coord yes