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Doubles in session


Current system
20301+5407
TDS 1077


Nearby doubles
28' : 20284+5430
STF2693

30' : 20331+5420
STI2539

30' : 20298+5436
STI2536

31' : 20280+5343
TDT2298

33' : 20306+5439
MLR 589

34' : 20264+5402
FRK 9

49' : 20255+5434
GIC 157

53' : 20252+5437
STI2524

53' : 20255+5441
HJ 1516AB

54' : 20241+5358
MLR 608

54' : 20278+5456
TDT2293

54' : 20354+5435
STI2543

56' : 20239+5420
HDS2914

58' : 20358+5435
ES 991AB

61' : 20247+5446
TDT2247

63' : 20264+5500
STI2528

64' : 20368+5431
TDT2419

65' : 20369+5429
STI2545

69' : 20281+5513
STI2533

69' : 20377+5351
A 1681AB

70' : 20376+5429
KPP2376

72' : 20375+5437
STI2546

73' : 20257+5508
A 1429

74' : 20312+5519
A 1678

75' : 20315+5520
TDS1079

75' : 20223+5338
BU 666



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

20301+5407 TDS 1077

 
 
20h 30m 04.87s +54° 06' 44.2" P.A. 12.00 sep 1.0 mag 10.81,11.82
 
 
Coord 2000 20301+5407 Discov num TDS1077 Comp Coord arcsec 2000 20 30 04.87 +54 06 44.2
Date first 1991 Date last 1991 Obs 1
Pa first 12 Pa last 11.6 P.A. Now (θ) 11.6°
Sep first 1.0 Sep last 0.983 Sep. Now (ρ) 0.983"
Mag pri 10.81 Mag sec 11.82 delta mag (ΔM) 1.01 Spectral class
Pri motion ra +007 Sec motion ra +007
Pri motion dec +007 Sec motion dec +007
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3950-00148-1 Gaia DR2 2181987254899361152
 
 
WDS 20301+5407 TDS 1077 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
TDS Tycho Double Star (from additional DD list) ...................
TDT Tycho Double Star (from additional DD list) ...................
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20301+5407 TDS1077 1991 1 12 1.0 10.81 11.82 203004.87+540644.2

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

 
 
WDS 20301+5407 TDS 1077 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20301+5407 TDS 1077 : MEASURES
 
 
No records found.

 
 
WDS 20301+5407 : VIRTUAL EYEPIECE
 
 

20301+5407 TDS1077A mag 10.81 20301+5407 TDS1077B sep 1.0 P.A. 6.90 mag 11.82 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 20301+5407 : ALADIN DSS IMAGE @ 20h 30m 04.87s +54° 06' 44.2"
 
 
 
 
WDS 20301+5407 TDS 1077 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20301+5407 TDS1077 distance=1' 20284+5430 STF2693 distance=28' 20331+5420 STI2539 distance=30' 20298+5436 STI2536 distance=30' 20280+5343 TDT2298 distance=31' 20306+5439 MLR 589 distance=33' 20264+5402 FRK 9 distance=34' 20255+5434 GIC 157 distance=49' 20252+5437 STI2524 distance=53' 20255+5441 HJ 1516AB distance=53' 20255+5441 HJ 1516AC distance=53' 20241+5358 MLR 608 distance=54' 20278+5456 TDT2293 distance=54' 20354+5435 STI2543 distance=54' 20239+5420 HDS2914 distance=56' 20358+5435 ES 991AB distance=58' 20358+5435 ES 991AC distance=58' 20358+5435 ES 991CD distance=58' 20247+5446 TDT2247 distance=61' 20264+5500 STI2528 distance=63' 20368+5431 TDT2419 distance=64' 20369+5429 STI2545 distance=65' 20281+5513 STI2533 distance=69' 20377+5351 A 1681AB distance=69' 20377+5351 A 1681AC distance=69' 20376+5429 KPP2376 distance=70' 20375+5437 STI2546 distance=72' 20257+5508 A 1429 distance=73' 20312+5519 A 1678 distance=74' 20315+5520 TDS1079 distance=75' 20223+5338 BU 666 distance=75' 20228+5325 STF2681AB distance=77' 20228+5325 STF2681AC distance=77' 20228+5325 STF2681AD distance=77' 20228+5325 STF2681CD distance=78' 20244+5509 TDT2241 distance=80' 20222+5437 STI2521 distance=84' 20388+5447 STI2550 distance=87' 20260+5526 STI2527 distance=87' 20385+5453 STI2548 distance=87' 20403+5413 OSO 129AB distance=90' 20403+5413 OSO 129AC distance=90' 20403+5413 OSO 129AD distance=90' 20403+5413 OSO 129AE distance=90' 20205+5336 BU 663AB distance=91' 20205+5336 BU 663AC distance=91' 20205+5336 BU 663AD distance=91' 20402+5427 A 1682 distance=92' 20396+5450 ES 993 distance=92' 20246+5527 MLR 588 distance=93' 20351+5524 STI2542 distance=93' 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 20301+5407 TDS1077 12 1.0 1
Show 20284+5430 STF2693 12 13.7 28
Show 20331+5420 STI2539 255 10.1 30
Show 20298+5436 STI2536 91 7.5 30
Show 20280+5343 TDT2298 60 0.5 31
Show 20306+5439 MLR 589 310 1.6 33
Show 20264+5402 FRK 9 238 59.8 34
Show 20255+5434 GIC 157 298 27.6 49
Show 20252+5437 STI2524 60 14.0 53
Show 20255+5441 HJ 1516 AB 147 47.3 53
Show 20255+5441 HJ 1516 AC 204 50.3 53
Show 20241+5358 MLR 608 278 1.9 54
Show 20278+5456 TDT2293 261 0.8 54
Show 20354+5435 STI2543 208 3.2 54
Show 20239+5420 HDS2914 213 0.2 56
Show 20358+5435 ES 991 AB 297 15.9 58
Show 20358+5435 ES 991 AC 106 61.7 58
Show 20358+5435 ES 991 CD 120 2.6 58
Show 20247+5446 TDT2247 213 0.6 61
Show 20264+5500 STI2528 214 10.1 63
Show 20368+5431 TDT2419 80 0.8 64
Show 20369+5429 STI2545 159 3.2 65
Show 20281+5513 STI2533 198 10.0 69
Show 20377+5351 A 1681 AB 209 4.4 69
Show 20377+5351 A 1681 AC 339 56.9 69
Show 20376+5429 KPP2376 92 20.5 70
Show 20375+5437 STI2546 38 8.9 72
Show 20257+5508 A 1429 187 0.7 73
Show 20312+5519 A 1678 351 2.4 74
Show 20315+5520 TDS1079 126 0.9 75
Show 20223+5338 BU 666 115 2.6 75
Show 20228+5325 STF2681 AB 39 6.8 77
Show 20228+5325 STF2681 AC 199 38.2 77
Show 20228+5325 STF2681 AD 166 42.0 77
Show 20228+5325 STF2681 CD 101 23.3 78
Show 20244+5509 TDT2241 263 1.7 80
Show 20222+5437 STI2521 123 7.1 84
Show 20388+5447 STI2550 183 12.4 87
Show 20260+5526 STI2527 81 5.2 87
Show 20385+5453 STI2548 168 13.8 87
Show 20403+5413 OSO 129 AB 141 10.8 90
Show 20403+5413 OSO 129 AC 115 17.1 90
Show 20403+5413 OSO 129 AD 143 19.9 90
Show 20403+5413 OSO 129 AE 70 19.7 90
Show 20205+5336 BU 663 AB 305 6.9 91
Show 20205+5336 BU 663 AC 69 6.5 91
Show 20205+5336 BU 663 AD 232 12.2 91
Show 20402+5427 A 1682 49 1.4 92
Show 20396+5450 ES 993 194 2.0 92
Show 20246+5527 MLR 588 245 0.2 93
Show 20351+5524 STI2542 337 5.5 93

 
 
WDS 20301+5407 : COMPONENTS
 
 
  A
B pa=6.9°
sep=0.97"
 
 
20301+5407 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 203004.87+540644.2 Mag 10.81 PmRA 7.00
PmDE 7.0 Tycho2 3950-00148-1
Tycho2
Tycho2 3950-00148-1 Pflag P RAmdeg 307.52030800 DEmdeg 54.11228942
PmRA 6.5 PmDE 7.4 E RAmdeg 45 E DEmdeg 44
E pmRA 3.3 E pmDE 2.9 EpRAm 1989.43 EpDEm 1989.06
Num 3 Q RAmdeg 1.5 Q DEmdeg 0.5 Q pmRA 1.5
Q pmDE 0.5 BTmag 11.987 E BTmag 0.108 VTmag 10.810
E VTmag 0.061 Prox 10 TYC T HIP
CCDM RAdeg 307.52025056 DEdeg 54.11218111 EpRA 1990 1.64
EpDE 1990 1.68 E RAdeg 45.8 E DEdeg 45.1 Posflg D
Corr -0.1
 
 
20301+5407 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 203004.88+540645.2 Mag 11.82 PmRA 7.00
PmDE 7.0 Tycho2 3950-00148-2 Calc delta mag 1.01 Calc coord yes
Tycho2
Tycho2 3950-00148-2 Pflag P RAmdeg 307.52030800 DEmdeg 54.11228942
PmRA 6.5 PmDE 7.4 E RAmdeg 45 E DEmdeg 44
E pmRA 3.3 E pmDE 2.9 EpRAm 1989.43 EpDEm 1989.06
Num 3 Q RAmdeg 1.5 Q DEmdeg 0.5 Q pmRA 1.5
Q pmDE 0.5 BTmag 12.411 E BTmag 0.187 VTmag 11.819
E VTmag 0.159 Prox 10 TYC HIP
CCDM RAdeg 307.52034333 DEdeg 54.11244861 EpRA 1990 1.65
EpDE 1990 1.67 E RAdeg 83.9 E DEdeg 83.3 Posflg D
Corr -0.1