20297+3808 STF2691

 
 
20h 29m 43.18s +38 07' 31.5" P.A. 31 sep 17 mag 8.14,8.45 Sp B6V dist. 214.13 pc (698.49 l.y.)
 
 
Coord 2000
20297+3808
Discov num
STF2691
Comp
Coord arcsec 2000
20 29 43.18 +38 07 31.5
Date first
1828
Date last
2017
Obs
46
Pa first
31
Pa last
31
P.A. Now (θ)
31°
Sep first
15.0
Sep last
17.0
Sep. Now (ρ)
17"
Mag pri
8.14
Mag sec
8.45
delta mag (ΔM)
0.31
Spectral class
B6V (blue-white)
Pri motion ra
+002
Sec motion ra
+000
Pri motion dec
+002
Sec motion dec
+000
Notes
N (See Notes)
rPM=1
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
31
Precise sep
17
Constellation
Cygnus
SAO
70107
HIP
101109
Tycho2
3152-02085-1
Gaia DR2
73332474240
HD
195406
BD
BD+37 3952
Distance
214.13
Distance ly
698.49
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20297+3808 STF2691 2008 35 31 17.2 8.14 8.45 B6V D 202943.18+380731.5
20297+3808 STF2691 2012 39 31 17.3 8.14 8.45 B6V D 202943.18+380731.5
20297+3808 STF2691 2013 40 31 17.2 8.14 8.45 B6V D 202943.18+380731.5
20297+3808 STF2691 2017 42 31 17.0 8.14 8.45 B6V N 202943.18+380731.5

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