20300-0311 RST4668

 
 
20h 29m 57.39s -03 10' 51.6" P.A. 171 sep 2 mag 8.48,12.50 Sp A5
 
 
Coord 2000
20300-0311
Discov num
RST4668
Comp
Coord arcsec 2000
20 29 57.39 -03 10 51.6
Date first
1939
Date last
1943
Obs
2
Pa first
167
Pa last
171
P.A. Now (θ)
171°
Sep first
1.9
Sep last
2.0
Sep. Now (ρ)
2"
Mag pri
8.48
Mag sec
12.50
delta mag (ΔM)
4.02
Spectral class
A5 (white)
Pri motion ra
+001
Sec motion ra
Pri motion dec
-006
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
170.8
Precise sep
2.01
Constellation
Aquila
Tycho2
5167-02045-1
Gaia DR2
54109529344
HD
195199
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20300-0311 RST4668 1943 2 171 2.0 8.48 12.50 A5 202957.39-031051.6

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