20174-3926 UC 4138

 
 
20h 17m 23.28s -39 26' 15.8" P.A. 291 sep 62.1 mag 15.90,16.40
 
 
Coord 2000
20174-3926
Discov num
UC 4138
Comp
Coord arcsec 2000
20 17 23.28 -39 26 15.8
Date first
1996
Date last
2010
Obs
5
Pa first
292
Pa last
291
P.A. Now (θ)
291°
Sep first
62.6
Sep last
62.1
Sep. Now (ρ)
62.1"
Mag pri
15.90
Mag sec
16.40
delta mag (ΔM)
0.5
Spectral class
Pri motion ra
-039
Sec motion ra
-037
Pri motion dec
-098
Sec motion dec
-092
Notes
V (Proper motion indicates physical)
rPM=0.06 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
291.3
Precise sep
62.07
Constellation
Sagittarius
last precise pa
291.3
last precise sep
62.07
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20174-3926 UC 4138 1999 2 291 62.0 15.90 16.40 V 201723.28-392615.8
20174-3926 UC 4138 2000 2 292 62.1 15.90 16.40 V 201723.28-392615.8
20174-3926 UC 4138 2010 5 291 62.1 15.90 16.40 V 201723.28-392615.8

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