12120+0015 ZHN  20

 
 
12h 11m 58.45s +00 14' 50.9" P.A. 359 sep 250.6 mag 18.80,19.70 Sp sdM1+WD
 
 
Coord 2000
12120+0015
Discov num
ZHN  20
Comp
Coord arcsec 2000
12 11 58.45 +00 14 50.9
Date first
1996
Date last
2010
Obs
3
Pa first
359
Pa last
359
P.A. Now (θ)
359°
Sep first
250.1
Sep last
250.6
Sep. Now (ρ)
250.6"
Mag pri
18.80
Mag sec
19.70
delta mag (ΔM)
0.9
Spectral class
sdM1+WD
Pri motion ra
-024
Sec motion ra
-032
Pri motion dec
-110
Sec motion dec
-115
Notes
V R (Proper motion indicates physical, Red magnitudes)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Virgo
last precise pa
359.1
last precise sep
250.59
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12120+0015 ZHN 20 2000 1 350 242.0 18.80 19.70 sdM1+WD V R 121158.45+001450.9
12120+0015 ZHN 20 2010 3 359 250.6 18.80 19.70 sdM1+WD V R 121158.45+001450.9

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