17071+3106 STF2127

 
 
17H 07M 04.42S +31 05' 35.1" P.A. 281 SEP 15.1 MAG 8.70,12.30 SP A3 DIST. 3846.15 PC (12546.14 L.Y.)
 
 
Coord 2000
17071+3106
Discov num
STF2127
Comp
Coord arcsec 2000
17 07 04.42 +31 05 35.1
Date first
1902
Date last
2015
Obs
20
Pa first
274
Pa last
281
P.A. Now (θ)
281°
Sep first
16.3
Sep last
15.1
Sep. Now (ρ)
15.1"
Mag pri
8.70
Mag sec
12.30
delta mag (ΔM)
3.6
Spectral class
A3 (white)
Pri motion ra
-006
Sec motion ra
-007
Pri motion dec
-034
Sec motion dec
-035
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Hercules
SAO
65797
HIP
83754
Tycho2
2591-00779-1
HD
154917
BD
BD+31 2965
Distance
3846.15
Distance ly
12546.14
last precise pa
280.5
last precise sep
15.137