21102+2045 RAO  25

 
 
21h 10m 14.25s +20 44' 37.1" P.A. 210 sep 3.3 mag 8.20,13.00 Sp F8
 
 
Coord 2000
21102+2045
Discov num
RAO  25
Comp
Coord arcsec 2000
21 10 14.25 +20 44 37.1
Date first
2012
Date last
2013
Obs
3
Pa first
209
Pa last
210
P.A. Now (θ)
210°
Sep first
3.3
Sep last
3.3
Sep. Now (ρ)
3.3"
Mag pri
8.20
Mag sec
13.00
delta mag (ΔM)
4.8
Spectral class
F8 (yellow-white)
Pri motion ra
-092
Sec motion ra
Pri motion dec
+067
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
210
Precise sep
3.28
Constellation
Vulpecula
last precise pa
210
last precise sep
3.28
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21102+2045 RAO 25 2012 1 209 3.4 8.10 12.80 211014.25+204437.0
21102+2045 RAO 25 2013 2 209 3.4 8.20 13.00 211014.25+204437.1

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