01387-2131 SKF1380

 
 
01h 38m 41.07s -21 31' 17.7" P.A. 122 sep 3 mag 15.70,16.20 Sp M3+
 
 
Coord 2000
01387-2131
Discov num
SKF1380
Comp
Coord arcsec 2000
01 38 41.07 -21 31 17.7
Date first
1998
Date last
2015
Obs
3
Pa first
129
Pa last
122
P.A. Now (θ)
122°
Sep first
2.5
Sep last
3.0
Sep. Now (ρ)
3"
Mag pri
15.70
Mag sec
16.20
delta mag (ΔM)
0.5
Spectral class
M3+ (red)
Pri motion ra
-063
Sec motion ra
Pri motion dec
-123
Sec motion dec
Notes
V (Proper motion indicates physical)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
122.2
Precise sep
3.031
Constellation
Cetus
Gaia DR2
61185771904
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
01387-2131 SKF1380 1998 1 129 2.5 15.70 16.20 M3+ V 013841.07-213117.7
01387-2131 SKF1380 2015 2 122 3.0 15.70 16.20 M3+ V 013841.07-213117.7

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