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Doubles in session


Current system
20024+3519
ES 202 AC


Nearby doubles
7' : 20020+3522
ES 243

8' : 20027+3526
TDT1932

26' : 20003+3522
HDS2848

27' : 20025+3450
SEI 812

27' : 20005+3531
SEI 781

29' : 20015+3452
POP 63

32' : 20012+3451
SEI 788

33' : 20002+3459
SEI 776

34' : 20046+3455
SEI 838

35' : 20035+3448
SEI 824

35' : 19596+3510
SEI 774

36' : 20047+3458
POP 64

39' : 20052+3536
TDT1958

39' : 20053+3503
TDT1960

40' : 20047+3451
POP 193

41' : 20057+3514
TDT1967

42' : 20058+3520
SEI 851

42' : 19596+3543
ES 2247

42' : 20054+3539
SEI 847AB

43' : 19591+3532
STF2610AB

44' : 19592+3503
SEI 761

44' : 19589+3529
GRV 302

44' : 19594+3454
GAT 28

44' : 20057+3536
SHJ 316AB

45' : 20035+3601
STF2624AB

45' : 20016+3435
COU1947



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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.

20024+3519 ES 202 AC

 
 
20h 02m 23.28s +35° 18' 41.1" P.A. 164.00 sep 11.8 mag 9.20,11.80 Sp B1Vn
 
 
Coord 2000 20024+3519 Discov num ES  202 Comp AC Coord arcsec 2000 20 02 23.28 +35 18 41.1
Date first 1894 Date last 2021 Obs 15
Pa first 164 Pa last 163.8 P.A. Now (θ) 163.8°
Sep first 12.1 Sep last 11.83 Sep. Now (ρ) 11.83"
Mag pri 9.20 Mag sec 11.80 delta mag (ΔM) 2.6 Spectral class B1Vn (blue-white)
Pri motion ra -006 Sec motion ra -005
Pri motion dec -004 Sec motion dec -008
Notes N (See Notes)
rPM=0.437
Nature of this double is uncertain.
 
 
20024+3519 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 227247 69299 20 02 23 +35 18 41 ES 202 AB 2021 14 100 17.8 9.20 10.90 1.70
Show 69299 20 02 23 +35 18 41 ES 202 AC 2021 15 164 11.8 9.20 11.80 2.60 <===
Show 69299 20 02 23 +35 18 41 ES 202 AD 2021 12 134 23.1 9.20 11.80 2.60
Show 69299 20 02 23 +35 18 41 ABH 127 AE 2015 10 221 19.9 9.20 13.60 4.40
Show 69299 20 02 23 +35 18 41 ABH 127 AF 2015 6 222 32.3 9.42 13.40 3.98
Show 69299 20 02 23 +35 18 41 ABH 127 AG 2015 6 25 35.8 9.42 13.80 4.38
Show 69299 20 02 23 +35 18 41 ABH 127 AH 2015 6 13 41.5 9.20 14.50 5.30
Show 69299 20 02 23 +35 18 41 ABH 127 AI 2015 6 130 57.0 9.42 13.84 4.42
Show 69299 20 02 23 +35 18 41 ABH 127 AJ 2015 6 108 62.0 9.42 13.65 4.23
Show 69299 20 02 23 +35 18 41 ABH 127 AK 2015 7 108 98.9 9.42 12.83 3.41
Show 69299 20 02 23 +35 18 41 ABH 127 AL 2015 5 112 96.5 9.42 12.83 3.41
Show 69299 20 02 23 +35 18 41 ES 202 AM 2021 9 223 11.6 9.20 13.10 3.90
Show 69299 20 02 23 +35 18 41 ES 202 AN 2021 7 102 22.8 9.20 14.40 5.20
Show 69299 20 02 23 +35 18 41 ES 202 AO 2021 3 180 3.7 9.20 14.40 5.20
Show 69299 20 02 23 +35 18 41 FYM 84 AS 2015 4 271 22.9 9.20 14.93 5.73
Show 20 02 25 +35 18 38 ES 202 BD 2015 16 184 12.9 10.90 11.80 0.90
Show 20 02 25 +35 18 38 ES 202 BN 2015 13 109 5.0 10.90 13.50 2.60
Show 20 02 24 +35 18 30 ES 202 CD 2015 14 109 14.2 11.80 11.80 0.00
16-fold system
16 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus SAO 69299 Tycho2 2678-00029-1 Gaia DR2 2058696232950407424
HD 227247