20177-1550 HO  123

 
 
20h 17m 42.15s -15 49' 56.8" P.A. 229 sep 3 mag 10.63,10.63
 
 
Coord 2000
20177-1550
Discov num
HO  123
Comp
Coord arcsec 2000
20 17 42.15 -15 49 56.8
Date first
1885
Date last
2015
Obs
23
Pa first
215
Pa last
229
P.A. Now (θ)
229°
Sep first
2.7
Sep last
3.0
Sep. Now (ρ)
3"
Mag pri
10.63
Mag sec
10.63
delta mag (ΔM)
0
Spectral class
Pri motion ra
+053
Sec motion ra
Pri motion dec
-016
Sec motion dec
Notes
W
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
228.6
Precise sep
2.969
Constellation
Capricornus
SAO
163418
Tycho2
6328-01187-1
Gaia DR2
47663043712
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20177-1550 HO 123 1998 21 237 2.3 10.63 10.63 D 201742.15-154956.8
20177-1550 HO 123 1999 22 229 3.0 10.63 10.63 D 201742.15-154956.8
20177-1550 HO 123 2015 23 229 3.0 10.63 10.63 W 201742.15-154956.8

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