02518+5703 SCA   6

 
 
02h 51m 47.80s +57 02' 54.5" P.A. 262 sep 32.1 mag 8.57,11.14 Sp O8If
 
 
Coord 2000
02518+5703
Discov num
SCA   6
Comp
Coord arcsec 2000
02 51 47.80 +57 02 54.5
Date first
1911
Date last
2016
Obs
8
Pa first
261
Pa last
262
P.A. Now (θ)
262°
Sep first
32.4
Sep last
32.1
Sep. Now (ρ)
32.1"
Mag pri
8.57
Mag sec
11.14
delta mag (ΔM)
2.57
Spectral class
O8If (blue)
Pri motion ra
-001
Sec motion ra
+004
Pri motion dec
-001
Sec motion dec
-008
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Perseus
SAO
23663
Tycho2
3708-01269-1
HD
17603
last precise pa
262.1
last precise sep
32.143
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
02518+5703 SCA 6 1998 5 261 32.2 8.57 11.14 D 025147.80+570254.5
02518+5703 SCA 6 2003 6 262 32.1 8.57 11.14 D 025147.80+570254.5
02518+5703 SCA 6 2010 7 261 32.0 8.57 11.14 O8If 025147.80+570254.5
02518+5703 SCA 6 2016 8 262 32.1 8.57 11.14 O8If 025147.80+570254.5

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