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Doubles in session


Current system
20136+4644
HJ 1495 AB


Nearby doubles
5' : 20139+4642
SMR 69

9' : 20143+4648
ES 27

9' : 20135+4653
OPI 23AB

13' : 20146+4652
OPI9004

23' : 20147+4625
TDT2116

31' : 20121+4618
OSO 120AB

37' : 20130+4609
AHD 33

39' : 20112+4714
TDT2059

46' : 20117+4725
TDT2072

46' : 20126+4729
TDT2089

48' : 20099+4618
BRT2255

48' : 20161+4605
STJ 104

49' : 20179+4705
TDT2148

55' : 20084+4650
TDT2013

58' : 20085+4622
A 721

59' : 20142+4744
ES 799AB

62' : 20155+4743
S 743

65' : 20107+4547
HJ 1488

65' : 20147+4541
TDT2117

65' : 20123+4541
TDT2080

65' : 20108+4547
CVE 23

65' : 20139+4539
POP 138

69' : 20070+4642
KPP 455

70' : 20122+4536
ES 501

73' : 20202+4620
TDT2181

74' : 20110+4536
ES 499AB



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Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

20136+4644 HJ 1495 AB

 
 
20h 13m 37.90s +46° 44' 28.8" P.A. 328.00 sep 36.5 mag 3.93,13.40 Sp K2II dist. 271 pc (884 l.y.)
 
 
Coord 2000 20136+4644 Discov num HJ 1495 Comp AB Coord arcsec 2000 20 13 37.90 +46 44 28.8
Date first 1828 Date last 2015 Obs 12
Pa first 333 Pa last 327.6 P.A. Now (θ) 327.6°
Sep first 29.0 Sep last 36.46 Sep. Now (ρ) 36.46"
Mag pri 3.93 Mag sec 13.40 delta mag (ΔM) 9.47 Spectral class K2II (yellow-orange)
Pri motion ra +005 Sec motion ra -010
Pri motion dec +001 Sec motion dec -006
Notes N (See Notes)
rPM=1.419
This double is not physical.
 
 
20136+4644 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 49337 20 13 38 +46 44 29 WRH 33 Aa,Ab 1985 6 111 0.0 3.93 Y
Show 49337 20 13 38 +46 44 29 HJ 1495 AB 2015 12 328 36.5 3.93 13.40 9.47 <===
Show Omi1 Cyg 49337 20 13 38 +46 44 29 STFA 50 AC 2016 46 173 108.6 3.93 6.97 3.04
Show 49337 20 13 38 +46 44 29 STFA 50 AD 2016 38 322 336.7 3.93 4.83 0.90
Show 49337 20 13 38 +46 44 29 BU 1483 AF 2015 4 168 43.5 3.93 13.90 9.97
Show 49338 20 13 39 +46 42 43 BU 1483 CG 2003 3 95 37.9 6.97 14.20 7.23
Show 49338 20 13 39 +46 42 43 BU 1483 CH 2014 4 62 60.6 6.97 12.60 5.63
Show 49338 20 13 39 +46 42 43 BU 1483 CI 2015 7 136 60.2 6.97 12.26 5.29
Show 49332 20 13 18 +46 48 56 GUI 30 DC 2003 27 150 431.8 4.83 6.97 2.14
Show 49332 20 13 18 +46 48 56 ES 26 DE 2003 4 252 36.3 4.83 13.20 8.37
Show 20 13 39 +46 43 46 SMR 68 FJ 2021 4 218 4.0 13.90 15.10 1.20
Show 20 13 44 +46 43 11 SMR 68 HK 2021 9 263 9.0 11.74 10.87 0.87
12-fold system
11 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Var name V695 Cyg Constellation Cygnus SAO 49337 HIP 99675
Tycho2 3559-02797-1 Gaia DR2 2082600852678091904 HD 192577 HR 7735
GC 28099 ADS 13554 BD BD+46 2882 Bayer Omicron 1 Cygni
Bayer name Omi1 Cyg Flamsteed 31 Cygni Flamsteed name 31 Cyg FK5 757
Distance 271 Distance ly 884 Bayer greek ο1 Cyg