21052+1600 SLW1230

 
 
21H 05M 10.39S +15 59' 47.4" P.A. 208 SEP 13.5 MAG 15.05,19.05 SP M1.7+M4.6
 
 
Coord 2000
21052+1600
Discov num
SLW1230
Comp
Coord arcsec 2000
21 05 10.39 +15 59 47.4
Date first
1998
Date last
2010
Obs
3
Pa first
207
Pa last
208
P.A. Now (θ)
208°
Sep first
13.6
Sep last
13.5
Sep. Now (ρ)
13.5"
Mag pri
15.05
Mag sec
19.05
delta mag (ΔM)
4
Spectral class
M1.7+M4.6 (red/red)
Pri motion ra
-045
Sec motion ra
-045
Pri motion dec
-036
Sec motion dec
-033
Notes
V R (Proper motion indicates physical, Red magnitudes)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Delphinus
last precise pa
207.7
last precise sep
13.5