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Doubles in session


Current system
20023+3354
SEI 804


Nearby doubles
4' : 20026+3352
BKO 521AB

4' : 20027+3355
BKO 522AB

7' : 20027+3349
SEI 815AB

10' : 20031+3350
SEI 819

11' : 20016+3358
SEI 794

12' : 20032+3357
SEI 821

13' : 20025+3341
HO 117AB

14' : 20031+3343
SEI 818

15' : 20027+3340
HO 118AB

15' : 20033+3403
SEI 822

16' : 20013+3346
SEI 789

18' : 20020+3411
SEI 800

18' : 20010+3346
SEI 785

21' : 20039+3349
SEI 833

22' : 20022+3332
SEI 801

25' : 20030+3416
BKO 524

26' : 20016+3417
SEI 793

26' : 20008+3337
SEI 784

29' : 20032+3421
SEI 820

30' : 20034+3420
SEI 823

30' : 20031+3421
BKO 525

31' : 20048+3359
SEI 841

31' : 20037+3327
TDT1942

32' : 20039+3329
TDT1945

34' : 20041+3419
SEI 834

34' : 20025+3427
SEI 811



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

20023+3354 SEI 804

 
 
20h 02m 23.14s +33° 53' 21.6" P.A. 270.00 sep 27.4 mag 11.47,12.52
 
 
Coord 2000 20023+3354 Discov num SEI 804 Comp Coord arcsec 2000 20 02 23.14 +33 53 21.6
Date first 1894 Date last 2015 Obs 13
Pa first 271 Pa last 269.8 P.A. Now (θ) 269.8°
Sep first 26.6 Sep last 27.435 Sep. Now (ρ) 27.435"
Mag pri 11.47 Mag sec 12.52 delta mag (ΔM) 1.05 Spectral class
Pri motion ra +005 Sec motion ra -004
Pri motion dec -005 Sec motion dec -005
Notes
rPM=1.273
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 2678-01340-1 Gaia DR2 2058461727743772288