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Doubles in session


Current system
20479+3456
TDT 2545


Nearby doubles
14' : 20489+3503
SEI1257AB

14' : 20489+3449
SEI1258

15' : 20490+3451
SEI1259

17' : 20466+3452
SEI1246

18' : 20466+3451
SEI1245

18' : 20465+3504
GRV 379

24' : 20464+3511
COU1810

28' : 20498+3442
SEI1264

31' : 20493+3430
POP 51

32' : 20488+3426
SEI1256

33' : 20486+3424
ES 249

33' : 20502+3441
SEI1269

35' : 20472+3422
BU 677AB

39' : 20456+3521
TDT2520

42' : 20462+3533
ES 2252AB

44' : 20499+3531
SEI1266

47' : 20449+3524
SEI1235

48' : 20501+3534
TDT2567

48' : 20451+3529
COU1809

48' : 20452+3531
SEI1237

51' : 20471+3545
SEI1247

52' : 20481+3403
LDS1047

54' : 20462+3546
SEI1243AB

55' : 20521+3439
RAO 521

56' : 20485+3550
SEI1254

56' : 20494+3548
SEI1262



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

20479+3456 TDT 2545

 
 
20h 47m 52.01s +34° 55' 43.7" P.A. 195.00 sep 2.5 mag 11.56,13.11
 
 
Coord 2000 20479+3456 Discov num TDT2545 Comp Coord arcsec 2000 20 47 52.01 +34 55 43.7
Date first 1991 Date last 1991 Obs 1
Pa first 195 Pa last 194.7 P.A. Now (θ) 194.7°
Sep first 2.5 Sep last 2.45 Sep. Now (ρ) 2.45"
Mag pri 11.56 Mag sec 13.11 delta mag (ΔM) 1.55 Spectral class
Pri motion ra +007 Sec motion ra +007
Pri motion dec +002 Sec motion dec +002
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 2695-02866-1 Gaia DR2 1869500174779896448
 
 
WDS 20479+3456 TDT 2545 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
No records found.

 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20479+3456 TDT2545 1991 1 195 2.5 11.56 13.11 204752.01+345543.7

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

 
 
WDS 20479+3456 TDT 2545 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20479+3456 TDT 2545 : MEASURES
 
 
No records found.

 
 
WDS 20479+3456 : VIRTUAL EYEPIECE
 
 

20479+3456 TDT2545A mag 11.56 20479+3456 TDT2545B sep 2.4 P.A. 192.10 mag 13.11 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 20479+3456 : ALADIN DSS IMAGE @ 20h 47m 52.01s +34° 55' 43.7"
 
 
 
 
WDS 20479+3456 TDT 2545 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20479+3456 TDT2545 distance=0' 20489+3503 SEI1257AB distance=14' 20489+3449 SEI1258 distance=14' 20490+3451 SEI1259 distance=15' 20466+3452 SEI1246 distance=17' 20466+3451 SEI1245 distance=18' 20465+3504 GRV 379 distance=18' 20464+3511 COU1810 distance=24' 20498+3442 SEI1264 distance=28' 20493+3430 POP 51 distance=31' 20488+3426 SEI1256 distance=32' 20486+3424 ES 249 distance=33' 20502+3441 SEI1269 distance=33' 20472+3422 BU 677AB distance=35' 20472+3422 BU 677AC distance=35' 20456+3521 TDT2520 distance=39' 20462+3533 ES 2252AB distance=42' 20462+3533 LMP 18AB,C distance=42' 20462+3533 LMP 18AB,D distance=42' 20499+3531 SEI1266 distance=44' 20449+3524 SEI1235 distance=47' 20501+3534 TDT2567 distance=48' 20451+3529 COU1809 distance=48' 20452+3531 SEI1237 distance=48' 20471+3545 SEI1247 distance=51' 20481+3403 LDS1047 distance=52' 20462+3546 SEI1243AB distance=54' 20462+3546 TDT2529Aa,Ab distance=54' 20521+3439 RAO 521 distance=55' 20485+3550 SEI1254 distance=56' 20494+3548 SEI1262 distance=56' 20522+3513 HO 145 distance=56' 20465+3550 ES 2196 distance=57' 20504+3406 GRV 387 distance=59' 20481+3554 SEI1252 distance=59' 20448+3542 SEI1234 distance=60' 20462+3358 CHR 100Aa,Ab (Aljanah) distance=62' 20462+3358 STT 594AB (Aljanah) distance=62' 20462+3358 BU 676AC (Aljanah) distance=62' 20462+3358 LEP 96AD (Aljanah) distance=62' 20460+3554 TDT2525 distance=63' 20445+3409 HU 690 distance=63' 20506+3552 SEI1273 distance=66' 20513+3546 TDT2580 distance=66' 20448+3401 GRV 376 distance=66' 20424+3455 COU1965 distance=67' 20429+3430 SEI1225 distance=68' 20434+3535 ISM 5AB distance=68' 20434+3535 EVS 44AC distance=68' 20434+3535 EVS 44AD distance=68' 20446+3401 TDT2511 distance=69' 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 20479+3456 TDT2545 195 2.5
Show 20489+3503 SEI1257 AB 215 17.9 14
Show 20489+3449 SEI1258 351 25.1 14
Show 20490+3451 SEI1259 88 15.5 15
Show 20466+3452 SEI1246 58 18.9 17
Show 20466+3451 SEI1245 5 23.1 18
Show 20465+3504 GRV 379 162 57.1 18
Show 20464+3511 COU1810 183 0.2 24
Show 20498+3442 SEI1264 39 7.5 28
Show 20493+3430 POP 51 347 6.6 31
Show 20488+3426 SEI1256 279 26.3 32
Show 20486+3424 ES 249 26 7.7 33
Show 20502+3441 SEI1269 148 7.9 33
Show 20472+3422 BU 677 AB 120 10.0 35
Show 20472+3422 BU 677 AC 211 16.8 35
Show 20456+3521 TDT2520 16 0.4 39
Show 20462+3533 ES 2252 AB 294 4.2 42
Show 20462+3533 LMP 18 AB,C 82 26.0 42
Show 20462+3533 LMP 18 AB,D 85 35.5 42
Show 20499+3531 SEI1266 179 10.5 44
Show 20449+3524 SEI1235 77 9.4 47
Show 20501+3534 TDT2567 125 0.4 48
Show 20451+3529 COU1809 101 0.7 48
Show 20452+3531 SEI1237 272 26.1 48
Show 20471+3545 SEI1247 78 25.6 51
Show 20481+3403 LDS1047 7 110.2 52
Show 20462+3546 SEI1243 AB 203 16.2 54
Show 20462+3546 TDT2529 Aa,Ab 218 0.6 54
Show 20521+3439 RAO 521 -1 0.2 55
Show 20485+3550 SEI1254 20 22.3 56
Show 20494+3548 SEI1262 301 6.1 56
Show 20522+3513 HO 145 286 16.9 56
Show 20465+3550 ES 2196 70 5.6 57
Show 20504+3406 GRV 387 254 26.4 59
Show 20481+3554 SEI1252 115 17.3 59
Show 20448+3542 SEI1234 127 19.1 60
Show Aljanah 20462+3358 CHR 100 Aa,Ab 350 0.0 62
Show Aljanah 20462+3358 STT 594 AB 261 79.2 62
Show Aljanah 20462+3358 BU 676 AC 269 79.0 62
Show Aljanah 20462+3358 LEP 96 AD 271 93.4 62
Show 20460+3554 TDT2525 70 0.6 63
Show 20445+3409 HU 690 278 0.5 63
Show 20506+3552 SEI1273 159 24.1 66
Show 20513+3546 TDT2580 151 0.7 66
Show 20448+3401 GRV 376 179 65.2 66
Show 20424+3455 COU1965 278 0.4 67
Show 20429+3430 SEI1225 275 17.0 68
Show 20434+3535 ISM 5 AB 145 0.0 68
Show 20434+3535 EVS 44 AC 96 12.9 68
Show 20434+3535 EVS 44 AD 298 14.8 68
Show 20446+3401 TDT2511 239 0.6 69

 
 
WDS 20479+3456 : COMPONENTS
 
 
  A
B pa=192.1°
sep=2.42"
 
 
20479+3456 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 204752.01+345543.7 Mag 11.56 PmRA 7.00
PmDE 2.0 Tycho2 2695-02866-1
Tycho2
Tycho2 2695-02866-1 Pflag RAmdeg 311.96670395 DEmdeg 34.92880529
PmRA 7.3 PmDE 1.7 E RAmdeg 49 E DEmdeg 47
E pmRA 2.5 E pmDE 2.6 EpRAm 1986.36 EpDEm 1987.04
Num 4 Q RAmdeg 0.5 Q DEmdeg 1.2 Q pmRA 0.6
Q pmDE 1.2 BTmag 11.775 E BTmag 0.068 VTmag 11.534
E VTmag 0.095 Prox 703 TYC T HIP
CCDM RAdeg 311.96668389 DEdeg 34.92880056 EpRA 1990 1.63
EpDE 1990 1.64 E RAdeg 51.4 E DEdeg 48.9 Posflg
Corr 0.3
 
 
20479+3456 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 204751.97+345541.3 Mag 13.11 PmRA 7.00
PmDE 2.0 Calc delta mag 1.55 Calc coord yes