18166-0058 RST5109

 
 
18h 16m 33.78s -00 57' 38.7" P.A. 111 sep 2 mag 9.68,14.10 Sp K5
 
 
Coord 2000
18166-0058
Discov num
RST5109
Comp
Coord arcsec 2000
18 16 33.78 -00 57 38.7
Date first
1943
Date last
1969
Obs
2
Pa first
114
Pa last
111
P.A. Now (θ)
111°
Sep first
2.0
Sep last
2.0
Sep. Now (ρ)
2"
Mag pri
9.68
Mag sec
14.10
delta mag (ΔM)
4.42
Spectral class
K5 (yellow-orange)
Pri motion ra
+015
Sec motion ra
Pri motion dec
+012
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
110.5
Precise sep
2
Constellation
Serpens
SAO
142188
last precise pa
110.5
last precise sep
2
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18166-0058 RST5109 1969 2 111 2.0 9.68 14.10 K5 181633.78-005738.7

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