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Doubles in session


Current system
20443+5457
TDT 2508


Nearby doubles
26' : 20433+5521
LLO 1

26' : 20414+5454
TDS1090

28' : 20448+5430
TOI1356

29' : 20411+5504
TDS1089

29' : 20421+5436
ES 994

38' : 20419+5529
TDT2477

42' : 20400+5515
HJ 1562AB

44' : 20396+5450
ES 993

47' : 20402+5427
A 1682

50' : 20388+5447
STI2550

51' : 20385+5453
STI2548

54' : 20506+5452
HJ 1587AB

57' : 20403+5413
OSO 129AB

58' : 20474+5407
ES 997

58' : 20455+5401
HLD 41AB

60' : 20380+5522
STI2547

62' : 20475+5553
HJ 1580

63' : 20375+5437
STI2546

66' : 20376+5429
KPP2376

70' : 20369+5429
STI2545

71' : 20368+5431
TDT2419

71' : 20422+5606
OSW 74

74' : 20443+5610
A 1684

74' : 20472+5607
KR 52

76' : 20351+5524
STI2542

76' : 20424+5611
VKI 47



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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

20443+5457 TDT 2508

 
 
20h 44m 20.74s +54° 57' 21.6" P.A. 70.00 sep 0.7 mag 10.85,11.30
 
 
Coord 2000 20443+5457 Discov num TDT2508 Comp Coord arcsec 2000 20 44 20.74 +54 57 21.6
Date first 1991 Date last 2016 Obs 2
Pa first 82 Pa last 70.1 P.A. Now (θ) 70.1°
Sep first 0.8 Sep last 0.722 Sep. Now (ρ) 0.722"
Mag pri 10.85 Mag sec 11.30 delta mag (ΔM) 0.45 Spectral class
Pri motion ra -007 Sec motion ra -007
Pri motion dec +011 Sec motion dec +011
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3955-01865-1 Gaia DR2 2183715511072745344
 
 
WDS 20443+5457 TDT 2508 : NOTES
 
 
No records found.

 
 
DISCOVERER
 
 
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr dm_number notes coord_arcsec_2000
20443+5457 TDT2508 1991 1 82 0.8 10.85 11.30 204420.74+545721.6
20443+5457 TDT2508 2016 2 70 0.7 10.85 11.30 204420.74+545721.6

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

 
 
WDS 20443+5457 TDT 2508 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20443+5457 TDT 2508 : MEASURES
 
 
No records found.

 
 
WDS 20443+5457 : VIRTUAL EYEPIECE
 
 

20443+5457 TDT2508A mag 10.85 20443+5457 TDT2508B sep 0.7 P.A. 70.10 mag 11.3 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 20443+5457 : ALADIN DSS IMAGE @ 20h 44m 20.74s +54° 57' 21.6"
 
 
 
 
WDS 20443+5457 TDT 2508 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20443+5457 TDT2508 distance=0' 20433+5521 LLO 1 distance=26' 20414+5454 TDS1090 distance=26' 20448+5430 TOI1356 distance=28' 20411+5504 TDS1089 distance=29' 20421+5436 ES 994 distance=29' 20419+5529 TDT2477 distance=38' 20400+5515 HJ 1562AB distance=42' 20400+5515 VBS 31AC distance=42' 20396+5450 ES 993 distance=44' 20402+5427 A 1682 distance=47' 20388+5447 STI2550 distance=50' 20385+5453 STI2548 distance=51' 20506+5452 HJ 1587AB distance=54' 20506+5452 DJU 5AC distance=54' 20506+5452 DJU 5CD distance=55' 20403+5413 OSO 129AB distance=57' 20403+5413 OSO 129AC distance=57' 20403+5413 OSO 129AD distance=57' 20403+5413 OSO 129AE distance=57' 20474+5407 ES 997 distance=58' 20455+5401 HLD 41AB distance=58' 20455+5401 HLD 41AC distance=58' 20380+5522 STI2547 distance=60' 20475+5553 HJ 1580 distance=62' 20375+5437 STI2546 distance=63' 20376+5429 KPP2376 distance=66' 20369+5429 STI2545 distance=70' 20368+5431 TDT2419 distance=71' 20422+5606 OSW 74 distance=71' 20443+5610 A 1684 distance=74' 20472+5607 KR 52 distance=74' 20351+5524 STI2542 distance=76' 20424+5611 VKI 47 distance=76' 20358+5435 ES 991CD distance=77' 20358+5435 ES 991AB distance=78' 20358+5435 ES 991AC distance=78' 20354+5435 STI2543 distance=82' 20515+5403 ARG 41AB distance=83' 20515+5403 ARG 41BC distance=83' 20404+5615 OSW 73 distance=85' 20518+5357 TDT2586 distance=89' 20377+5351 A 1681AB distance=89' 20377+5351 A 1681AC distance=89' 20365+5557 VBS 30AB distance=90' 20365+5557 HJ 1556AC distance=90' 20365+5557 VBS 30AD distance=90' 20509+5342 TDT2576 distance=95' 20331+5420 STI2539 distance=105' 20383+5629 FOX 38 distance=107' 20558+5417 CBL 89 distance=108' 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 20443+5457 TDT2508 70 0.7 0
Show 20433+5521 LLO 1 20 0.1 26
Show 20414+5454 TDS1090 226 1.0 26
Show 20448+5430 TOI1356 289 0.3 28
Show 20411+5504 TDS1089 252 1.4 29
Show 20421+5436 ES 994 11 4.7 29
Show 20419+5529 TDT2477 266 1.2 38
Show 20400+5515 HJ 1562 AB 167 21.7 42
Show 20400+5515 VBS 31 AC 13 45.6 42
Show 20396+5450 ES 993 194 2.0 44
Show 20402+5427 A 1682 49 1.4 47
Show 20388+5447 STI2550 183 12.4 50
Show 20385+5453 STI2548 168 13.8 51
Show 20506+5452 HJ 1587 AB 259 10.4 54
Show 20506+5452 DJU 5 AC 66 77.9 54
Show 20506+5452 DJU 5 CD 173 4.0 55
Show 20403+5413 OSO 129 AB 141 10.8 57
Show 20403+5413 OSO 129 AC 115 17.1 57
Show 20403+5413 OSO 129 AD 143 19.9 57
Show 20403+5413 OSO 129 AE 70 19.7 57
Show 20474+5407 ES 997 274 3.3 58
Show 20455+5401 HLD 41 AB 225 3.7 58
Show 20455+5401 HLD 41 AC 262 9.6 58
Show 20380+5522 STI2547 86 2.5 60
Show 20475+5553 HJ 1580 245 10.9 62
Show 20375+5437 STI2546 38 8.9 63
Show 20376+5429 KPP2376 92 20.5 66
Show 20369+5429 STI2545 159 3.2 70
Show 20368+5431 TDT2419 80 0.8 71
Show 20422+5606 OSW 74 88 127.2 71
Show 20443+5610 A 1684 141 2.1 74
Show 20472+5607 KR 52 64 4.6 74
Show 20351+5524 STI2542 337 5.5 76
Show 20424+5611 VKI 47 340 2.3 76
Show 20358+5435 ES 991 CD 120 2.6 77
Show 20358+5435 ES 991 AB 297 15.9 78
Show 20358+5435 ES 991 AC 106 61.7 78
Show 20354+5435 STI2543 208 3.2 82
Show 20515+5403 ARG 41 AB 194 11.2 83
Show 20515+5403 ARG 41 BC 250 11.3 83
Show 20404+5615 OSW 73 250 188.6 85
Show 20518+5357 TDT2586 350 0.8 89
Show 20377+5351 A 1681 AB 209 4.4 89
Show 20377+5351 A 1681 AC 339 56.9 89
Show 20365+5557 VBS 30 AB 141 4.6 90
Show 20365+5557 HJ 1556 AC 222 6.6 90
Show 20365+5557 VBS 30 AD 97 29.6 90
Show 20509+5342 TDT2576 57 0.7 95
Show 20331+5420 STI2539 255 10.1 105
Show 20383+5629 FOX 38 301 5.4 107
Show 20558+5417 CBL 89 150 14.4 108

 
 
WDS 20443+5457 : COMPONENTS
 
 
  A
B pa=70.1°
sep=0.72"
 
 
20443+5457 A
 
 
Coord arcsec 2000 204420.74+545721.6 Mag 10.85 PmRA -7.00 PmDE 11.0
 
 
20443+5457 B
 
 
Coord arcsec 2000 204420.82+545721.8 Mag 11.3 PmRA -7.00 PmDE 11.0
Delta magnitude 0.45 Coordinate calculated yes