09156-2016 PTT  15

 
 
09h 15m 31.14s -20 16' 23.7" P.A. 260 sep 12.5 mag 10.58,10.88
 
 
Coord 2000
09156-2016
Discov num
PTT  15
Comp
Coord arcsec 2000
09 15 31.14 -20 16 23.7
Date first
1915
Date last
2017
Obs
11
Pa first
259
Pa last
260
P.A. Now (θ)
260°
Sep first
12.6
Sep last
12.5
Sep. Now (ρ)
12.5"
Mag pri
10.58
Mag sec
10.88
delta mag (ΔM)
0.3
Spectral class
Pri motion ra
-047
Sec motion ra
-044
Pri motion dec
+010
Sec motion dec
+007
Notes
rPM=0.088 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
259.8
Precise sep
12.532
Constellation
Hydra
Tycho2
6036-01493-1
last precise pa
259.8
last precise sep
12.532
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
09156-2016 PTT 15 1999 8 259 12.6 10.58 10.88 D 091531.14-201623.7
09156-2016 PTT 15 2010 10 259 12.5 10.58 10.88 091531.14-201623.7
09156-2016 PTT 15 2017 11 260 12.5 10.58 10.88 091531.14-201623.7

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