09474+3130 SEI 516

 
 
09h 47m 21.81s +31 30' 26.3" P.A. 311 sep 22.9 mag 11.86,12.63
 
 
Coord 2000
09474+3130
Discov num
SEI 516
Comp
Coord arcsec 2000
09 47 21.81 +31 30 26.3
Date first
1894
Date last
2010
Obs
8
Pa first
307
Pa last
311
P.A. Now (θ)
311°
Sep first
25.3
Sep last
22.9
Sep. Now (ρ)
22.9"
Mag pri
11.86
Mag sec
12.63
delta mag (ΔM)
0.77
Spectral class
Pri motion ra
-025
Sec motion ra
-002
Pri motion dec
-017
Sec motion dec
-015
Notes
rPM=0.764
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
310.7
Precise sep
22.94
Constellation
Leo
Tycho2
2501-00711-1
last precise pa
310.7
last precise sep
22.94
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
09474+3130 SEI 516 1998 6 310 23.2 12.55 12.63 D 094721.81+313026.3
09474+3130 SEI 516 2001 7 310 23.1 12.55 12.63 D 094721.81+313026.3
09474+3130 SEI 516 2010 8 311 22.9 11.86 12.63 094721.81+313026.3

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