20042-7526 RSS 539 (DD Oct)

 
 
20h 04m 13.31s -75 26' 21.6" P.A. 274 sep 21.8 mag 9.67,13.00 Sp F2V dist. 142.86 pc (466.01 l.y.)
 
 
Coord 2000
20042-7526
Discov num
RSS 539
Comp
Coord arcsec 2000
20 04 13.31 -75 26 21.6
Date first
1975
Date last
2015
Obs
5
Pa first
277
Pa last
274
P.A. Now (θ)
274°
Sep first
21.4
Sep last
21.8
Sep. Now (ρ)
21.8"
Mag pri
9.67
Mag sec
13.00
delta mag (ΔM)
3.33
Spectral class
F2V (yellow-white)
Pri motion ra
-004
Sec motion ra
-079
Pri motion dec
+013
Sec motion dec
+082
Notes
rPM=0.895
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
273.8
Precise sep
21.756
Var name
DD Oct
Constellation
Octans
HIP
98832
Tycho2
9460-00186-1
Gaia DR2
70175711104
HD
188749
CP
CP-75 1566
Distance
142.86
Distance ly
466.01
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20042-7526 RSS 539 2000 2 275 21.7 9.67 13.00 F2V D 200413.31-752621.6
20042-7526 RSS 539 2010 4 274 21.6 9.67 13.00 F2V 200413.31-752621.6
20042-7526 RSS 539 2015 5 274 21.8 9.67 13.00 F2V 200413.31-752621.6

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