20136+4644 GUI  30DC

 
 
20h 13m 18.04s +46 48' 56.4" P.A. 150 sep 431.8 mag 4.83,6.97 Sp A5IIIn dist. 187.27 pc (610.87 l.y.)
 
 
Coord 2000
20136+4644
Discov num
GUI  30
Comp
DC
Coord arcsec 2000
20 13 18.04 +46 48 56.4
Date first
1800
Date last
2003
Obs
27
Pa first
152
Pa last
150
P.A. Now (θ)
150°
Sep first
432.9
Sep last
431.8
Sep. Now (ρ)
431.8"
Mag pri
4.83
Mag sec
6.97
delta mag (ΔM)
2.14
Spectral class
A5IIIn (white)
Pri motion ra
+014
Sec motion ra
+003
Pri motion dec
+003
Sec motion dec
+003
Notes
N (See Notes)
rPM=0.768
Nature of this double is uncertain.
 
 
20136+4644 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 49337 20136+4644 WRH 33 Aa,Ab 1949 1985 6 153 0.0 3.93 Y
Show 31 Cyg 49332 20136+4644 HJ 1495 AB 1828 2015 12 328 36.5 3.93 13.40 9.47
Show 20136+4644 STFA 50 AC 1779 2016 46 173 108.6 3.93 6.97 3.04
Show 20136+4644 STFA 50 AD 1800 2016 38 322 336.7 3.93 4.83 0.90
Show 20136+4644 BU 1483 AF 1878 2015 4 168 43.5 3.93 13.90 9.97
Show 20136+4644 BU 1483 CG 1878 2003 3 95 37.9 6.97 14.20 7.23
Show 20136+4644 BU 1483 CH 1878 2014 4 62 60.6 6.97 12.60 5.63
Show 20136+4644 BU 1483 CI 1878 2015 7 136 60.2 6.97 12.26 5.29
Show 49332 20136+4644 GUI 30 DC 1800 2003 27 150 431.8 4.83 6.97 2.14 <===
Show 20136+4644 ES 26 DE 1900 2003 4 252 36.3 4.83 13.20 8.37
Show 20136+4644 SMR 68 FJ 2003 2015 3 217 4.2 13.90 15.10 1.20
Show 20136+4644 SMR 68 HK 2000 2015 4 262 8.9 11.74 10.87 0.87
12-fold system
11 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
149.8
Precise sep
431.783
Constellation
Cygnus
SAO
49332
HIP
99639
Tycho2
3559-02796-1
Gaia DR2
07127210240
HD
192514
HR
7730
GC
28091
BD
BD+46 2881
Flamsteed
30 Cygni
Flamsteed name
30 Cyg
Distance
187.27
Distance ly
610.87
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20136+4644 GUI 30 DC 1999 26 150 432.3 4.83 6.97 A5IIIn N D 201318.04+464856.4
20136+4644 GUI 30 DC 2003 28 150 431.8 4.83 6.97 A5IIIn N D 201318.04+464856.4

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