15513+2509 STF1981

 
 
15h 51m 16.00s +25 08' 39.2" P.A. 4 sep 11.9 mag 9.37,10.86 Sp G0
 
 
Coord 2000
15513+2509
Discov num
STF1981
Comp
Coord arcsec 2000
15 51 16.00 +25 08 39.2
Date first
1900
Date last
2010
Obs
11
Pa first
6
Pa last
4
P.A. Now (θ)
Sep first
11.5
Sep last
11.9
Sep. Now (ρ)
11.9"
Mag pri
9.37
Mag sec
10.86
delta mag (ΔM)
1.49
Spectral class
G0 (yellow)
Pri motion ra
-003
Sec motion ra
-002
Pri motion dec
-022
Sec motion dec
-020
Notes
rPM=0.101 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
3.6
Precise sep
11.94
Constellation
Serpens
SAO
84039
Tycho2
2037-00663-1
last precise pa
3.5
last precise sep
11.933
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15513+2509 STF1981 2000 7 3 12.0 9.37 10.86 G0 D 155116.00+250839.2
15513+2509 STF1981 2010 8 4 12.0 9.37 10.86 G0 D 155116.00+250839.2

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