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Current system
21454-4432
BRT 1123


Nearby doubles
26' : 21435-4419
DON1016

38' : 21479-4500
I 1446

42' : 21428-4503
TDT3118

53' : 21460-4525
KPP2359

56' : 21403-4424
DON1013

64' : 21510-4452
RST5480

71' : 21433-4327
HDS3095AB

83' : 21418-4545
HDS3089

89' : 21409-4319
SKF1100

91' : 21503-4547
HDS3108

98' : 21519-4325
SKF 381

99' : 21544-4410
CBL 185

108' : 21375-4328
CPO 623

109' : 21358-4400
UC 4504

110' : 21428-4247
DON1015

110' : 21408-4611
HU 1540

118' : 21345-4439
HU 1539

118' : 21505-4618
TOI2312

124' : 21396-4619
HDS3082

126' : 21338-4446
BRT1121

127' : 21467-4228
DON1018

137' : 21573-4525
HJ 5308

141' : 21403-4642
KPP 924

142' : 21348-4559
FIN 15

144' : 21466-4656
BRT1124

148' : 21318-4503
TDT3011



Selections
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Binary Systems
Triple Systems
Quadruple Systems
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Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

21454-4432 BRT 1123

 
 
21h 45m 25.51s -44° 32' 50.9" P.A. 30.00 sep 5.1 mag 13.30,13.30
 
 
Coord 2000 21454-4432 Discov num BRT1123 Comp Coord arcsec 2000 21 45 25.51 -44 32 50.9
Date first 1905 Date last 2015 Obs 5
Pa first 30 Pa last 29.5 P.A. Now (θ) 29.5°
Sep first 4.7 Sep last 5.09 Sep. Now (ρ) 5.09"
Mag pri 13.30 Mag sec 13.30 delta mag (ΔM) 0 Spectral class
Pri motion ra +000 Sec motion ra +028
Pri motion dec +000 Sec motion dec +036
Notes
rPM=1
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Grus Gaia DR2 6565384216663261440
 
 
WDS 21454-4432 BRT 1123 : 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
21454-4432 BRT1123 1999 2 30 5.0 13.30 13.30 D 214525.51-443250.9
21454-4432 BRT1123 2010 4 31 4.9 13.30 13.30 214525.51-443250.9
21454-4432 BRT1123 2015 5 30 5.1 13.30 13.30 214525.51-443250.9

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

 
 
WDS 21454-4432 BRT 1123 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21454-4432 BRT 1123 : MEASURES
 
 
No records found.

 
 
WDS 21454-4432 : VIRTUAL EYEPIECE
 
 

21454-4432 BRT1123A mag 13.3 21454-4432 BRT1123B sep 4.8 P.A. 22.00 mag 13.3 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 21454-4432 : ALADIN DSS IMAGE @ 21h 45m 25.51s -44° 32' 50.9"
 
 
 
 
WDS 21454-4432 BRT 1123 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21454-4432 BRT1123 distance=0' 21435-4419 DON1016 distance=26' 21479-4500 I 1446 distance=38' 21428-4503 TDT3118 distance=42' 21460-4525 KPP2359 distance=53' 21403-4424 DON1013 distance=56' 21510-4452 RST5480 distance=64' 21433-4327 HDS3095Ba,Bb distance=71' 21433-4327 HDS3095AB distance=71' 21418-4545 HDS3089 distance=83' 21409-4319 SKF1100 distance=89' 21503-4547 HDS3108 distance=91' 21519-4325 SKF 381 distance=98' 21544-4410 CBL 185 distance=99' 21375-4328 CPO 623 distance=108' 21358-4400 UC 4504 distance=109' 21428-4247 DON1015 distance=110' 21408-4611 HU 1540 distance=110' 21345-4439 HU 1539 distance=118' 21505-4618 TOI2312 distance=118' 21396-4619 HDS3082 distance=124' 21338-4446 BRT1121 distance=126' 21467-4228 DON1018 distance=127' 21573-4525 HJ 5308 distance=137' 21403-4642 KPP 924 distance=141' 21348-4559 FIN 15 distance=142' 21466-4656 BRT1124 distance=144' 21318-4503 TDT3011 distance=148' 21519-4222 B 2898 distance=149' 21579-4327 LDS 766 distance=151' 21331-4311 UC 4495 distance=157' 21327-4318 DON1010 distance=157' 21533-4650 FIN 374 distance=161' 21360-4641 HDS3074 distance=162' 21399-4159 CRU9025 distance=166' 21560-4234 HJ 5303 distance=166' 21578-4255 DON1020 distance=167' 21300-4459 UC 4478 distance=167' 21483-4718 BSO 15 distance=168' 21305-4534 RST1090 distance=170' 21296-4414 CBL 183 distance=171' 21544-4656 TDT3228 distance=172' 21514-4153 CRU9027AB distance=173' 21514-4153 CRU9027AC distance=173' 22014-4416 SKF1178 distance=173' 21446-4140 WIS 353 distance=174' 21512-4708 BRT1125 distance=176' 21291-4503 TDT2988 distance=177' 21594-4611 WIS 358 distance=177' 21388-4150 CRU9024 distance=179' 21522-4151 TDT3206 distance=179' 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 21454-4432 BRT1123 30 5.1
Show 21435-4419 DON1016 132 0.4 26
Show 21479-4500 I 1446 130 0.4 38
Show 21428-4503 TDT3118 291 0.5 42
Show 21460-4525 KPP2359 96 20.3 53
Show 21403-4424 DON1013 261 1.8 56
Show 21510-4452 RST5480 6 0.8 64
Show 21433-4327 HDS3095 Ba,Bb 281 0.1 71
Show 21433-4327 HDS3095 AB 210 0.4 71
Show 21418-4545 HDS3089 233 0.3 83
Show 21409-4319 SKF1100 114 5.7 89
Show 21503-4547 HDS3108 276 8.7 91
Show 21519-4325 SKF 381 32 5.6 98
Show 21544-4410 CBL 185 74 18.0 99
Show 21375-4328 CPO 623 76 5.3 108
Show 21358-4400 UC 4504 177 13.9 109
Show 21428-4247 DON1015 340 2.1 110
Show 21408-4611 HU 1540 309 3.2 110
Show 21345-4439 HU 1539 82 1.3 118
Show 21505-4618 TOI2312 135 0.1 118
Show 21396-4619 HDS3082 216 0.2 124
Show 21338-4446 BRT1121 149 3.9 126
Show 21467-4228 DON1018 82 1.6 127
Show 21573-4525 HJ 5308 314 18.7 137
Show 21403-4642 KPP 924 105 7.6 141
Show 21348-4559 FIN 15 275 6.2 142
Show 21466-4656 BRT1124 138 4.3 144
Show 21318-4503 TDT3011 179 0.7 148
Show 21519-4222 B 2898 218 13.7 149
Show 21579-4327 LDS 766 333 8.9 151
Show 21331-4311 UC 4495 33 48.1 157
Show 21327-4318 DON1010 181 0.8 157
Show 21533-4650 FIN 374 308 0.1 161
Show 21360-4641 HDS3074 340 11.4 162
Show 21399-4159 CRU9025 123 42.5 166
Show 21560-4234 HJ 5303 55 34.0 166
Show 21578-4255 DON1020 52 1.7 167
Show 21300-4459 UC 4478 264 11.2 167
Show 21483-4718 BSO 15 350 79.0 168
Show 21305-4534 RST1090 68 1.4 170
Show 21296-4414 CBL 183 262 90.5 171
Show 21544-4656 TDT3228 237 0.5 172
Show 21514-4153 CRU9027 AB 97 99.7 173
Show 21514-4153 CRU9027 AC 171 135.7 173
Show 22014-4416 SKF1178 216 50.5 173
Show 21446-4140 WIS 353 14 14.5 174
Show 21512-4708 BRT1125 222 5.7 176
Show 21291-4503 TDT2988 29 0.5 177
Show 21594-4611 WIS 358 176 56.3 177
Show 21388-4150 CRU9024 36 6.9 179
Show 21522-4151 TDT3206 164 1.0 179

 
 
WDS 21454-4432 : COMPONENTS
 
 
  A
B pa=22.0°
sep=4.78"
 
 
21454-4432 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 214525.51-443250.9 Mag 13.3 PmRA 0.00
PmDE 0.0
 
 
21454-4432 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 214525.68-443246.5 Mag 13.3 PmRA 28.00
PmDE 36.0 Calc coord yes