18015+0006 WTT   1

 
 
18H 01M 31.22S +00 06' 16.3" P.A. 203 SEP 0.7 MAG 7.90,13.40 SP G5V+M DIST. 52.44 PC (171.06 L.Y.)
 
 
Coord 2000
18015+0006
Discov num
WTT   1
Comp
Coord arcsec 2000
18 01 31.22 +00 06 16.3
Date first
2014
Date last
2014
Obs
2
Pa first
203
Pa last
203
P.A. Now (θ)
203°
Sep first
0.7
Sep last
0.7
Sep. Now (ρ)
0.7"
Mag pri
7.90
Mag sec
13.40
delta mag (ΔM)
5.5
Spectral class
G5V+M (yellow/red)
Pri motion ra
-007
Sec motion ra
Pri motion dec
-021
Sec motion dec
Notes
N R (See Notes, Red magnitudes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Ophiuchus
SAO
123026
HIP
88268
Tycho2
0430-02613-1
HD
164509
BD
BD+00 3837
Distance
52.44
Distance ly
171.06
last precise pa
202.6
last precise sep
0.697