20473-2625 BU  153

 
 
20h 47m 20.08s -26 24' 54.7" P.A. 251.00 sep 1.9 mag 7.43,9.02 Sp A1m+A5/F0 dist. 123.15 pc (401.72 l.y.)
 
 
Coord 2000
20473-2625
Discov num
BU  153
Comp
Coord arcsec 2000
20 47 20.08 -26 24 54.7
Date first
1873
Date last
2016
Obs
42
Pa first
270
Pa last
251
P.A. Now (θ)
251°
Sep first
1.5
Sep last
1.9
Sep. Now (ρ)
1.9"
Mag pri
7.43
Mag sec
9.02
delta mag (ΔM)
1.59
Spectral class
A1m+A5/F0 (white/white)
Pri motion ra
+000
Sec motion ra
+000
Pri motion dec
+004
Sec motion dec
+004
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
250.6
Precise sep
1.93
Constellation
Capricornus
SAO
189697
HIP
102584
Tycho2
6929-01179-1
Gaia DR2
94129244032
HD
197889
CD
CD-2615264
CP
CP-26 7103
Distance
123.15
Distance ly
401.72
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20473-2625 BU 153 1995 38 254 1.8 7.43 9.02 A1mA5-F0 D 204720.08-262454.7
20473-2625 BU 153 2012 39 251 1.9 7.43 9.02 A1m+A5/F0 D 204720.08-262454.7
20473-2625 BU 153 2016 40 251 1.9 7.43 9.02 A1m+A5/F0 204720.08-262454.7

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