02521+3718 STF 316

 
 
02h 52m 05.13s +37 17' 45.7" P.A. 136 sep 14.2 mag 9.46,9.74 Sp F8
 
 
Coord 2000
02521+3718
Discov num
STF 316
Comp
Coord arcsec 2000
02 52 05.13 +37 17 45.7
Date first
1830
Date last
2015
Obs
38
Pa first
134
Pa last
136
P.A. Now (θ)
136°
Sep first
13.9
Sep last
14.2
Sep. Now (ρ)
14.2"
Mag pri
9.46
Mag sec
9.74
delta mag (ΔM)
0.28
Spectral class
F8 (yellow-white)
Pri motion ra
-042
Sec motion ra
-041
Pri motion dec
-009
Sec motion dec
-010
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Perseus
SAO
55954
Tycho2
2338-01039-1
HD
17757
last precise pa
135.6
last precise sep
14.241
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
02521+3718 STF 316 2003 33 135 14.3 9.46 9.74 F8 D 025205.13+371745.7
02521+3718 STF 316 2010 34 135 14.5 9.46 9.74 F8 D 025205.13+371745.7
02521+3718 STF 316 2011 36 135 14.3 9.46 9.74 F8 D 025205.13+371745.7
02521+3718 STF 316 2015 38 136 14.2 9.46 9.74 F8 025205.13+371745.7

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