02216+4436 STF 249

 
 
02h 21m 35.66s +44 35' 59.7" P.A. 196 sep 2.3 mag 7.21,8.99 Sp A2 dist. 168.35 pc (549.16 l.y.)
 
 
Coord 2000
02216+4436
Discov num
STF 249
Comp
Coord arcsec 2000
02 21 35.66 +44 35 59.7
Date first
1831
Date last
2015
Obs
38
Pa first
195
Pa last
196
P.A. Now (θ)
196°
Sep first
2.3
Sep last
2.3
Sep. Now (ρ)
2.3"
Mag pri
7.21
Mag sec
8.99
delta mag (ΔM)
1.78
Spectral class
A2 (white)
Pri motion ra
-013
Sec motion ra
-013
Pri motion dec
-010
Sec motion dec
-010
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
195.8
Precise sep
2.32
Constellation
Andromeda
SAO
37971
HIP
10985
Tycho2
2843-01459-1
HD
14477
BD
BD+43 474
Distance
168.35
Distance ly
549.16
last precise pa
195.8
last precise sep
2.32
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
02216+4436 STF 249 2001 36 197 2.4 7.21 8.99 A2 D 022135.66+443559.7
02216+4436 STF 249 2006 37 195 2.4 7.21 8.99 A2 D 022135.66+443559.7
02216+4436 STF 249 2015 38 196 2.3 7.21 8.99 A2 022135.66+443559.7

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