01550+4012 ALI1021

 
 
01H 54M 58.52S +40 11' 57.0" P.A. 297 SEP 3.7 MAG 12.50,12.80
 
 
Coord 2000
01550+4012
Discov num
ALI1021
Comp
Coord arcsec 2000
01 54 58.52 +40 11 57.0
Date first
1928
Date last
2011
Obs
4
Pa first
316
Pa last
297
P.A. Now (θ)
297°
Sep first
8.9
Sep last
3.7
Sep. Now (ρ)
3.7"
Mag pri
12.50
Mag sec
12.80
delta mag (ΔM)
0.3
Spectral class
Pri motion ra
-007
Sec motion ra
+014
Pri motion dec
-006
Sec motion dec
-058
Notes
U (Proper motion indicates non-physical)
rPM=0.9399999999999999
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Andromeda
Tycho2
2820-00898-1
last precise pa
296.9
last precise sep
3.65