17331-7541 R   301

 
 
17h 33m 07.13s -75 40' 41.2" P.A. 139 sep 20.1 mag 10.60,11.60
 
 
Coord 2000
17331-7541
Discov num
R   301
Comp
Coord arcsec 2000
17 33 07.13 -75 40 41.2
Date first
1872
Date last
2010
Obs
8
Pa first
170
Pa last
139
P.A. Now (θ)
139°
Sep first
12.0
Sep last
20.1
Sep. Now (ρ)
20.1"
Mag pri
10.60
Mag sec
11.60
delta mag (ΔM)
1
Spectral class
Pri motion ra
-002
Sec motion ra
+023
Pri motion dec
-014
Sec motion dec
-002
Notes
rPM=1.201
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
139.4
Precise sep
20.11
Constellation
Apus
Tycho2
9444-01597-1
last precise pa
139.4
last precise sep
20.11
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17331-7541 R 301 2000 3 140 20.1 10.60 11.60 173307.13-754041.2
17331-7541 R 301 2010 7 140 20.1 10.60 11.60 173307.13-754041.2

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