18181-0943 RST4584

 
 
18h 18m 06.41s -09 43' 12.0" P.A. 127 sep 0.8 mag 9.20,13.30 Sp G0
 
 
Coord 2000
18181-0943
Discov num
RST4584
Comp
Coord arcsec 2000
18 18 06.41 -09 43 12.0
Date first
1938
Date last
1943
Obs
2
Pa first
123
Pa last
127
P.A. Now (θ)
127°
Sep first
0.9
Sep last
0.8
Sep. Now (ρ)
0.8"
Mag pri
9.20
Mag sec
13.30
delta mag (ΔM)
4.1
Spectral class
G0 (yellow)
Pri motion ra
+015
Sec motion ra
Pri motion dec
-018
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
126.6
Precise sep
0.84
Cdsa2 id
RST 4584
Constellation
Serpens
Tycho2
5681-01468-1
HD
167998
Ra deg
18.301780555555556
De deg
-9.72
last precise pa
126.6
last precise sep
0.84
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18181-0943 RST4584 1943 2 127 0.8 9.20 13.30 G0 181806.41-094312.0

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