01508+5412 SMA  23

 
 
01h 50m 55.84s +54 11' 47.6" P.A. 70 sep 8.7 mag 12.70,13.50
 
 
Coord 2000
01508+5412
Discov num
SMA  23
Comp
Coord arcsec 2000
01 50 55.84 +54 11 47.6
Date first
1921
Date last
2015
Obs
5
Pa first
61
Pa last
70
P.A. Now (θ)
70°
Sep first
7.0
Sep last
8.7
Sep. Now (ρ)
8.7"
Mag pri
12.70
Mag sec
13.50
delta mag (ΔM)
0.8
Spectral class
Pri motion ra
-022
Sec motion ra
+003
Pri motion dec
-002
Sec motion dec
-003
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Perseus
last precise pa
69.6
last precise sep
8.686
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
01508+5412 SMA 23 1999 2 68 8.4 12.70 13.50 D 015055.84+541147.6
01508+5412 SMA 23 2004 4 69 8.5 12.70 13.50 D 015055.84+541147.6
01508+5412 SMA 23 2015 5 70 8.7 12.70 13.50 015055.84+541147.6

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