08554+7048 STF1280BC

 
 
08H 55M 24.79S +70 47' 38.9" P.A. 93 SEP 274.1 MAG 9.10,11.02 SP M1V+M1V
 
 
Coord 2000
08554+7048
Discov num
STF1280
Comp
BC
Coord arcsec 2000
08 55 24.79 +70 47 38.9
Date first
1879
Date last
1921
Obs
3
Pa first
98
Pa last
93
P.A. Now (θ)
93°
Sep first
217.4
Sep last
274.1
Sep. Now (ρ)
274.1"
Mag pri
9.10
Mag sec
11.02
delta mag (ΔM)
1.92
Spectral class
M1V+M1V (red/red)
Pri motion ra
-136
Sec motion ra
-001
Pri motion dec
-041
Sec motion dec
-002
Notes
N P (See Notes, 100-year proper motion)
rPM=0.989
This double is not physical.
 
 
08554+7048 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 6683 08554+7048 STF1280 AB 1823 2015 250 357 3.2 8.81 9.10 0.29 Y
Show 6683 08554+7048 STF1280 AC 1984 2000 3 89 377.9 8.81 11.02 2.21
Show 6683 08554+7048 STF1280 BC 1879 1921 3 93 274.1 9.10 11.02 1.92 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Ursa Major
SAO
6683
Tycho2
4378-02162-1
HD
75632
last precise pa
92.8
last precise sep
274.12