01221+4723 SKF2460

 
 
01h 22m 03.80s +47 22' 33.1" P.A. 242 sep 16.4 mag 10.30,10.60 Sp A2
 
 
Coord 2000
01221+4723
Discov num
SKF2460
Comp
Coord arcsec 2000
01 22 03.80 +47 22 33.1
Date first
1893
Date last
2015
Obs
12
Pa first
242
Pa last
242
P.A. Now (θ)
242°
Sep first
16.2
Sep last
16.4
Sep. Now (ρ)
16.4"
Mag pri
10.30
Mag sec
10.60
delta mag (ΔM)
0.3
Spectral class
A2 (white)
Pri motion ra
-007
Sec motion ra
-009
Pri motion dec
+001
Sec motion dec
+000
Notes
V (Proper motion indicates physical)
rPM=0.248 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
242.4
Precise sep
16.417
Constellation
Andromeda
Tycho2
3269-01211-1
HD
8181
last precise pa
242.4
last precise sep
16.417
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
01221+4723 SKF2460 2013 8 243 16.4 10.30 10.60 A2 V 012203.80+472233.1
01221+4723 SKF2460 2015 12 242 16.4 10.30 10.60 A2 V 012203.80+472233.1

If you need more information about this double, apply for a data request form to the WDS.