19408-0738 GWP2881

 
 
19h 40m 50.72s -07 38' 03.1" P.A. 276 sep 27.9 mag 9.00,16.50 Sp G1V
 
 
Coord 2000
19408-0738
Discov num
GWP2881
Comp
Coord arcsec 2000
19 40 50.72 -07 38 03.1
Date first
1987
Date last
2015
Obs
4
Pa first
274
Pa last
276
P.A. Now (θ)
276°
Sep first
27.9
Sep last
27.9
Sep. Now (ρ)
27.9"
Mag pri
9.00
Mag sec
16.50
delta mag (ΔM)
7.5
Spectral class
G1V (yellow)
Pri motion ra
-078
Sec motion ra
-072
Pri motion dec
-082
Sec motion dec
-092
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.1 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
276.2
Precise sep
27.908
Constellation
Aquila
Tycho2
5724-00333-1
Gaia DR2
42181770624
HD
185721
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19408-0738 GWP2881 1999 2 276 28.0 9.00 16.50 V R 194050.72-073803.1
19408-0738 GWP2881 2010 3 276 27.8 9.00 16.50 V R 194050.72-073803.1
19408-0738 GWP2881 2015 4 276 27.9 9.00 16.50 G1V V R 194050.72-073803.1

If you need more information about this double, apply for a data request form to the WDS.