13187-1632 GWP1971

 
 
13h 18m 41.95s -16 31' 55.6" P.A. 17 sep 21.8 mag 16.00,18.30
 
 
Coord 2000
13187-1632
Discov num
GWP1971
Comp
Coord arcsec 2000
13 18 41.95 -16 31 55.6
Date first
1988
Date last
2010
Obs
3
Pa first
17
Pa last
17
P.A. Now (θ)
17°
Sep first
21.6
Sep last
21.8
Sep. Now (ρ)
21.8"
Mag pri
16.00
Mag sec
18.30
delta mag (ΔM)
2.3
Spectral class
Pri motion ra
-030
Sec motion ra
-032
Pri motion dec
-046
Sec motion dec
-046
Notes
V R (Proper motion indicates physical, Red magnitudes)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Virgo
last precise pa
16.6
last precise sep
21.82
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
13187-1632 GWP1971 1998 2 17 21.7 16.00 18.30 V R 131841.95-163155.6
13187-1632 GWP1971 2010 3 17 21.8 16.00 18.30 V R 131841.95-163155.6

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