17266-0505 DEA  57AB (47 Oph)

 
 
17H 26M 37.88S -05 05' 11.7" P.A. 308 SEP 294.1 MAG 3.55,14.66 SP F3V+L5.5 DIST. 30.08 PC (98.12 L.Y.)
 
 
Coord 2000
17266-0505
Discov num
DEA  57
Comp
AB
Coord arcsec 2000
17 26 37.88 -05 05 11.7
Date first
1999
Date last
1999
Obs
1
Pa first
308
Pa last
308
P.A. Now (θ)
308°
Sep first
294.1
Sep last
294.1
Sep. Now (ρ)
294.1"
Mag pri
3.55
Mag sec
14.66
delta mag (ΔM)
11.11
Spectral class
F3V+L5.5 (yellow-white/very deep red)
Pri motion ra
-093
Sec motion ra
-087
Pri motion dec
-043
Sec motion dec
-019
Notes
N V K (See Notes, Proper motion indicates physical, K-band or other infrared magnitudes)
rPM=0.241 (< 0.3, Physical double)
This double is physical.
 
 
17266-0505 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 141665 17266-0505 MKT 14 Aa,Ab 1990 2002 22 194 0.0 4.93 5.83 0.90 Y
Show 47 Oph 141665 17266-0505 DEA 57 AB 1999 1999 1 308 294.1 3.55 14.66 11.11 <===
Triple system
2 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name
47 Oph
Constellation
Ophiuchus
SAO
141665
HIP
85365
HD
157950
HR
6493
GC
23617
BD
BD-04 4275
Flamsteed
47 Ophiuchi
Flamsteed name
47 Oph
Distance
30.08
Distance ly
98.12
last precise pa
307.8
last precise sep
294.13