18391+0535 GWP2790AC

 
 
18h 39m 05.81s +05 34' 21.0" P.A. 267 sep 107.2 mag 12.40,16.20
 
 
Coord 2000
18391+0535
Discov num
GWP2790
Comp
AC
Coord arcsec 2000
18 39 05.81 +05 34 21.0
Date first
1950
Date last
1999
Obs
3
Pa first
266
Pa last
267
P.A. Now (θ)
267°
Sep first
107.5
Sep last
107.2
Sep. Now (ρ)
107.2"
Mag pri
12.40
Mag sec
16.20
delta mag (ΔM)
3.8
Spectral class
Pri motion ra
-031
Sec motion ra
-033
Pri motion dec
-098
Sec motion dec
-106
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.074 (< 0.3, Physical double)
This double is physical.
 
 
18391+0535 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18391+0535 GWP2789 AB 1950 2000 4 359 35.4 12.40 16.00 3.60
Show 18391+0535 GWP2790 AC 1950 1999 3 267 107.2 12.40 16.20 3.80 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
267.1
Precise sep
107.17
Cdsa2 id
GWP 2790 AC
Constellation
Serpens
Ra deg
18.65161388888889
De deg
5.5725
last precise pa
267.1
last precise sep
107.17
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18391+0535 GWP2790 AC 1999 3 267 107.2 12.40 16.20 V R 183905.81+053421.0

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