17053-8109 RST3054

 
 
17h 05m 20.49s -81 09' 20.6" P.A. 352.00 sep 2.8 mag 8.90,10.70 Sp K0
 
 
Coord 2000
17053-8109
Discov num
RST3054
Comp
Coord arcsec 2000
17 05 20.49 -81 09 20.6
Date first
1934
Date last
2015
Obs
4
Pa first
353
Pa last
352
P.A. Now (θ)
352°
Sep first
2.6
Sep last
2.8
Sep. Now (ρ)
2.8"
Mag pri
8.90
Mag sec
10.70
delta mag (ΔM)
1.8
Spectral class
K0 (yellow-orange)
Pri motion ra
+048
Sec motion ra
+040
Pri motion dec
-058
Sec motion dec
+023
Notes
rPM=1.081
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
351.9
Precise sep
2.825
Constellation
Apus
Tycho2
9455-01531-1
Gaia DR2
5774557076771693696
HD
152170
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17053-8109 RST3054 1971 2 355 2.8 8.90 10.70 K0 170520.49-810920.6
17053-8109 RST3054 2000 3 353 2.9 8.90 10.70 K0 170520.49-810920.6
17053-8109 RST3054 2015 5 352 2.8 8.90 10.70 K0 170520.49-810920.6

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