15591+3736 BFR  12

 
 
15h 59m 08.15s +37 35' 47.7" P.A. 204 sep 22.1 mag 8.56,14.53 Sp K2+M8.0 dist. 1315.79 pc (4292.11 l.y.)
 
 
Coord 2000
15591+3736
Discov num
BFR  12
Comp
Coord arcsec 2000
15 59 08.15 +37 35 47.7
Date first
1998
Date last
2015
Obs
4
Pa first
204
Pa last
204
P.A. Now (θ)
204°
Sep first
22.1
Sep last
22.1
Sep. Now (ρ)
22.1"
Mag pri
8.56
Mag sec
14.53
delta mag (ΔM)
5.97
Spectral class
K2+M8.0 (yellow-orange/red)
Pri motion ra
+042
Sec motion ra
-046
Pri motion dec
-137
Sec motion dec
-152
Notes
N K (See Notes, K-band or other infrared magnitudes)
rPM=0.068 (< 0.3, Physical double)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Spectr
M:
Constellation
Cygnus
HIP
106998
Tycho2
2729-01169-1
Distance
1315.79
Distance ly
4292.11
last precise pa
203.6
last precise sep
22.135
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15591+3736 BFR 12 2011 2 204 22.4 8.56 14.53 K2 M8.0 N K 155908.15+373547.7
15591+3736 BFR 12 2015 4 204 22.1 8.56 14.53 K2+M8.0 N K 155908.15+373547.7

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