18012+1239 GWP2755

 
 
18h 01m 12.13s +12 39' 07.2" P.A. 121 sep 64.3 mag 15.60,15.90
 
 
Coord 2000
18012+1239
Discov num
GWP2755
Comp
Coord arcsec 2000
18 01 12.13 +12 39 07.2
Date first
1993
Date last
2010
Obs
4
Pa first
121
Pa last
121
P.A. Now (θ)
121°
Sep first
63.8
Sep last
64.3
Sep. Now (ρ)
64.3"
Mag pri
15.60
Mag sec
15.90
delta mag (ΔM)
0.3
Spectral class
Pri motion ra
+086
Sec motion ra
+094
Pri motion dec
-096
Sec motion dec
-098
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.061 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
120.9
Precise sep
64.25
Cdsa2 id
GWP 2755
Constellation
Ophiuchus
Ra deg
18.02003611111111
De deg
12.652000000000001
last precise pa
120.9
last precise sep
64.25
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18012+1239 GWP2755 2000 2 121 64.1 15.60 15.90 V R 180112.13+123907.2
18012+1239 GWP2755 2010 4 121 64.3 15.60 15.90 V R 180112.13+123907.2

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