12257+4444 STF1642

 
 
12H 25M 45.00S +44 44' 04.4" P.A. 179 SEP 2.5 MAG 8.80,9.40 SP F5 DIST. 244.5 PC (797.56 L.Y.)
 
 
Coord 2000
12257+4444
Discov num
STF1642
Comp
Coord arcsec 2000
12 25 45.00 +44 44 04.4
Date first
1830
Date last
2012
Obs
42
Pa first
180
Pa last
179
P.A. Now (θ)
179°
Sep first
1.5
Sep last
2.5
Sep. Now (ρ)
2.5"
Mag pri
8.80
Mag sec
9.40
delta mag (ΔM)
0.6
Spectral class
F5 (yellow-white)
Pri motion ra
-072
Sec motion ra
-072
Pri motion dec
-004
Sec motion dec
-004
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Canes Venatici
SAO
44170
HIP
60643
Tycho2
3020-02183-1
HD
108224
BD
BD+45 2033
Distance
244.5
Distance ly
797.56
last precise pa
179.4
last precise sep
2.53