12159+0434 CVR 647

 
 
12h 15m 51.95s +04 34' 11.3" P.A. 172 sep 7.2 mag 18.40,18.80 Sp M2+M2
 
 
Coord 2000
12159+0434
Discov num
CVR 647
Comp
Coord arcsec 2000
12 15 51.95 +04 34 11.3
Date first
1998
Date last
2001
Obs
4
Pa first
172
Pa last
172
P.A. Now (θ)
172°
Sep first
7.0
Sep last
7.2
Sep. Now (ρ)
7.2"
Mag pri
18.40
Mag sec
18.80
delta mag (ΔM)
0.4
Spectral class
M2+M2 (red/red)
Pri motion ra
-055
Sec motion ra
-052
Pri motion dec
-001
Sec motion dec
-008
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.138 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
172.3
Precise sep
7.15
Constellation
Virgo
last precise pa
172.3
last precise sep
7.15
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12159+0434 CVR 647 2001 1 172 7.2 18.40 18.80 M2+M2 V R 121552.02+043404.3

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