17472-1237 GWP2737

 
 
17h 47m 12.86s -12 36' 54.0" P.A. 20 sep 19.8 mag 11.70,13.70
 
 
Coord 2000
17472-1237
Discov num
GWP2737
Comp
Coord arcsec 2000
17 47 12.86 -12 36 54.0
Date first
1989
Date last
2015
Obs
5
Pa first
21
Pa last
20
P.A. Now (θ)
20°
Sep first
20.0
Sep last
19.8
Sep. Now (ρ)
19.8"
Mag pri
11.70
Mag sec
13.70
delta mag (ΔM)
2
Spectral class
Pri motion ra
-056
Sec motion ra
-048
Pri motion dec
-052
Sec motion dec
-048
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.117 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
19.7
Precise sep
19.773
Cdsa2 id
GWP 2737
Constellation
Serpens
Tycho2
5669-00900-1
Ra deg
17.786905555555556
De deg
-12.615
last precise pa
19.7
last precise sep
19.773
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17472-1237 GWP2737 1998 2 19 19.7 11.70 13.70 V R 174712.86-123654.0
17472-1237 GWP2737 2010 4 19 19.6 11.70 13.70 V R 174712.86-123654.0
17472-1237 GWP2737 2015 5 20 19.8 11.70 13.70 V R 174712.86-123654.0

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