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Doubles in session


Current system
20575-3435
BRT 1816


Nearby doubles
29' : 20570-3406
RST3272

33' : 20598-3452
TDT2682

37' : 20588-3402
RST3274

40' : 20551-3408
HJ 5234

42' : 21002-3408
KPP4219

52' : 20571-3526
B 510

56' : 20579-3339
RED 26

57' : 20565-3340
B 1002

58' : 21007-3518
BU 765

59' : 21012-3511
TOK 344AB

65' : 20525-3451
NSN 490

68' : 20521-3428
B 999

70' : 21031-3423
UC 4366

71' : 20518-3434
B 504

72' : 20532-3521
BRT1814

73' : 20592-3325
RST2170

74' : 20583-3548
WSP 133AB

79' : 20521-3517
RST3270

80' : 20521-3353
SEE 430

86' : 20518-3523
KPP1661

89' : 21007-3315
TDT2691

93' : 20556-3304
LDS6419

96' : 20591-3301
RST2169

98' : 21053-3420
TDT2731

106' : 20500-3347
HJ 5224

107' : 20577-3248
ENO 6



Selections
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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.

20575-3435 BRT 1816

 
 
20h 57m 32.99s -34° 34' 29.0" P.A. 180.00 sep 3.7 mag 10.65,11.10
 
 
Coord 2000 20575-3435 Discov num BRT1816 Comp Coord arcsec 2000 20 57 32.99 -34 34 29.0
Date first 1912 Date last 1912 Obs 1
Pa first 180 Pa last 180 P.A. Now (θ) 180°
Sep first 3.7 Sep last 3.701 Sep. Now (ρ) 3.701"
Mag pri 10.65 Mag sec 11.10 delta mag (ΔM) 0.45 Spectral class
Pri motion ra -009 Sec motion ra
Pri motion dec +036 Sec motion dec
Notes N X (See Notes, Dubious double)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Microscopium Tycho2 7466-01005-1 Gaia DR2 6780465561687174528
 
 
WDS 20575-3435 BRT 1816 : NOTES
 
 
discov_num notes refcode
BRT1816 A likely plate flaw. Grv2021b
 
 
REFERENCES
 
 
refcode metd author reference
Grv2021b not - Greaves, J. .
Grv2021b private communication, 2021 (23 Feb 2021 email)
 
 
DISCOVERER
 
 
idgroup discov author
1 BRT Barton, S.G.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20575-3435 BRT1816 1912 1 180 3.7 10.65 11.10 205732.99-343429.0

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

 
 
WDS 20575-3435 BRT 1816 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20575-3435 BRT 1816 : MEASURES
 
 
No records found.

 
 
WDS 20575-3435 : VIRTUAL EYEPIECE
 
 

20575-3435 BRT1816A mag 10.65 20575-3435 BRT1816B sep 3.7 P.A. 180.00 mag 11.1 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 20575-3435 : ALADIN DSS IMAGE @ 20h 57m 32.99s -34° 34' 29.0"
 
 
 
 
WDS 20575-3435 BRT 1816 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20575-3435 BRT1816 distance=0' 20570-3406 RST3272 distance=29' 20598-3452 TDT2682 distance=33' 20588-3402 RST3274 distance=37' 20551-3408 HJ 5234 distance=40' 21002-3408 KPP4219 distance=42' 20571-3526 B 510 distance=52' 20579-3339 RED 26 distance=56' 20565-3340 B 1002 distance=57' 21007-3518 BU 765 distance=58' 21012-3511 TOK 344AB distance=59' 21012-3511 TOK 344Aa,Ab distance=59' 20525-3451 NSN 490 distance=65' 20521-3428 B 999 distance=68' 21031-3423 UC 4366 distance=70' 20518-3434 B 504 distance=71' 20532-3521 BRT1814 distance=72' 20592-3325 RST2170 distance=73' 20583-3548 WSP 133AB distance=74' 20583-3548 WSP 133AC distance=74' 20583-3548 WSP 133AD distance=74' 20583-3548 WSP 133AE distance=74' 20521-3517 RST3270 distance=79' 20521-3353 SEE 430 distance=80' 20518-3523 KPP1661 distance=86' 21007-3315 TDT2691 distance=89' 20556-3304 LDS6419 distance=93' 20591-3301 RST2169 distance=96' 21053-3420 TDT2731 distance=98' 20500-3347 HJ 5224 distance=106' 20577-3248 ENO 6 distance=107' 20501-3534 HDS2969 distance=110' 20506-3545 TDT2573 distance=111' 20517-3303 UC 4311 distance=117' 20543-3243 TDT2622Aa,Ab distance=119' 20543-3243 UC 4321AB distance=119' 21027-3254 TDT2711 distance=120' 20501-3315 UC 4305 distance=123' 20529-3245 B 1000 distance=124' 20516-3618 B 998 distance=127' 20480-3523 B 2892 distance=128' 20510-3256 RST2162 distance=129' 21017-3231 KPP3116 distance=134' 20598-3221 UC 4354 distance=137' 20563-3216 JSP 819 distance=140' 20458-3443 HJ 5219 distance=145' 21038-3231 B 1004 distance=147' 21013-3215 RST5475 distance=147' 20467-3336 HDS2960AB distance=148' 20467-3336 SKF2090AC distance=148' 20539-3658 B 507 distance=151' 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 20575-3435 BRT1816 180 3.7
Show 20570-3406 RST3272 23 2.2 29
Show 20598-3452 TDT2682 151 2.2 33
Show 20588-3402 RST3274 358 1.8 37
Show 20551-3408 HJ 5234 90 15.1 40
Show 21002-3408 KPP4219 358 2.1 42
Show 20571-3526 B 510 327 3.4 52
Show 20579-3339 RED 26 186 18.9 56
Show 20565-3340 B 1002 324 0.6 57
Show 21007-3518 BU 765 72 0.8 58
Show 21012-3511 TOK 344 AB 61 186.0 59
Show 21012-3511 TOK 344 Aa,Ab 351 0.1 59
Show 20525-3451 NSN 490 73 2.0 65
Show 20521-3428 B 999 328 1.3 68
Show 21031-3423 UC 4366 224 16.9 70
Show 20518-3434 B 504 38 2.3 71
Show 20532-3521 BRT1814 258 4.0 72
Show 20592-3325 RST2170 33 1.0 73
Show 20583-3548 WSP 133 AB 212 2.4 74
Show 20583-3548 WSP 133 AC 158 16.3 74
Show 20583-3548 WSP 133 AD 339 16.4 74
Show 20583-3548 WSP 133 AE 354 16.6 74
Show 20521-3517 RST3270 338 2.5 79
Show 20521-3353 SEE 430 345 14.5 80
Show 20518-3523 KPP1661 42 12.8 86
Show 21007-3315 TDT2691 258 0.5 89
Show 20556-3304 LDS6419 34 4.7 93
Show 20591-3301 RST2169 99 1.3 96
Show 21053-3420 TDT2731 108 2.2 98
Show 20500-3347 HJ 5224 165 20.2 106
Show 20577-3248 ENO 6 24 13.6 107
Show 20501-3534 HDS2969 174 0.1 110
Show 20506-3545 TDT2573 74 0.4 111
Show 20517-3303 UC 4311 335 26.1 117
Show 20543-3243 TDT2622 Aa,Ab 232 0.5 119
Show 20543-3243 UC 4321 AB 38 24.4 119
Show 21027-3254 TDT2711 251 0.5 120
Show 20501-3315 UC 4305 302 143.4 123
Show 20529-3245 B 1000 312 3.6 124
Show 20516-3618 B 998 288 0.5 127
Show 20480-3523 B 2892 104 8.1 128
Show 20510-3256 RST2162 76 0.8 129
Show 21017-3231 KPP3116 98 2.7 134
Show 20598-3221 UC 4354 39.8 137
Show 20563-3216 JSP 819 348 0.8 140
Show 20458-3443 HJ 5219 323 8.5 145
Show 21038-3231 B 1004 16 2.7 147
Show 21013-3215 RST5475 95 26.8 147
Show 20467-3336 HDS2960 AB 158 0.2 148
Show 20467-3336 SKF2090 AC 190 88.1 148
Show 20539-3658 B 507 215 0.5 151

 
 
WDS 20575-3435 : COMPONENTS
 
 
  A
B pa=180.0°
sep=3.70"
 
 
20575-3435 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 205732.99-343429.0 Mag 10.65 PmRA -9.00
PmDE 36.0 Tycho2 7466-01005-1
Tycho2
Tycho2 7466-01005-1 Pflag RAmdeg 314.38748059 DEmdeg -34.57474472
PmRA -8.6 PmDE 36.1 E RAmdeg 44 E DEmdeg 60
E pmRA 3.6 E pmDE 3.6 EpRAm 1989.63 EpDEm 1987.69
Num 2 Q RAmdeg Q DEmdeg Q pmRA
Q pmDE BTmag 12.153 E BTmag 0.166 VTmag 10.649
E VTmag 0.063 Prox 999 TYC T HIP
CCDM RAdeg 314.38750500 DEdeg -34.57483167 EpRA 1990 1.66
EpDE 1990 1.32 E RAdeg 44.8 E DEdeg 60.7 Posflg
Corr -0.2
 
 
20575-3435 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 205732.99-343432.7 Mag 11.1 Calc delta mag 0.45
Calc coord yes