12560+3819 STF1692AB (Alp2 CVn)

 
 
12H 56M 01.67S +38 19' 06.2" P.A. 229 SEP 20 MAG 2.85,5.52 SP A0PSIEUHG DIST. 35.2 PC (114.82 L.Y.)
 
 
Coord 2000
12560+3819
Discov num
STF1692
Comp
AB
Coord arcsec 2000
12 56 01.67 +38 19 06.2
Date first
1777
Date last
2016
Obs
164
Pa first
234
Pa last
229
P.A. Now (θ)
229°
Sep first
22.0
Sep last
20.0
Sep. Now (ρ)
20"
Mag pri
2.85
Mag sec
5.52
delta mag (ΔM)
2.67
Spectral class
A0pSiEuHg (white)
Pri motion ra
-233
Sec motion ra
-204
Pri motion dec
+055
Sec motion dec
+088
Notes
N V (See Notes, Proper motion indicates physical)
This double is physical.
 
 
12560+3819 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show Alp2 CVn 63257 12560+3819 STF1692 AB 1777 2016 164 229 20.0 2.85 5.52 2.67 <===
Show 63256 12560+3819 TOK 562 BC 1980 2002 3 205 999.9 5.61 16.18 10.57
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name
Alp2 CVn
Constellation
Canes Venatici
SAO
63257
HIP
63125
HD
112413
HR
4915
GC
17557
BD
BD+39 2580
Bayer
Alpha 2 Canum Venaticorum
Bayer name
Alp2 CVn
Flamsteed
12 Canum Venaticorum
Flamsteed name
12 CVn
Distance
35.2
Distance ly
114.82
last precise pa
228.5
last precise sep
20