20155-2128 DON 983

 
 
20h 15m 30.96s -21° 27' 52.2" P.A. 192.00 sep 2.0 mag 8.75,14.40 Sp G8/K0IV
 
 
Coord 2000
20155-2128
Discov num
DON 983
Comp
Coord arcsec 2000
20 15 30.96 -21 27 52.2
Date first
1929
Date last
2015
Obs
5
Pa first
195
Pa last
192
P.A. Now (θ)
192°
Sep first
1.8
Sep last
2.0
Sep. Now (ρ)
2"
Mag pri
8.75
Mag sec
14.40
delta mag (ΔM)
5.65
Spectral class
G8/K0IV (yellow)
Pri motion ra
-003
Sec motion ra
Pri motion dec
-063
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
192.2
Precise sep
2.032
Constellation
Capricornus
SAO
189073
Tycho2
6327-00430-1
Gaia DR2
6853969666351703168
HD
192412
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20155-2128 DON 983 1950 3 194 2.0 8.75 14.40 G8/K0IV 201530.96-212752.2
20155-2128 DON 983 2015 4 192 2.0 8.75 14.40 G8/K0IV 201530.96-212752.2

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