12399-1811 RST2808

 
 
12h 39m 55.00s -18 11' 05.3" P.A. 16 sep 2.9 mag 8.40,13.10 Sp K0III
 
 
Coord 2000
12399-1811
Discov num
RST2808
Comp
Coord arcsec 2000
12 39 55.00 -18 11 05.3
Date first
1935
Date last
1987
Obs
3
Pa first
15
Pa last
16
P.A. Now (θ)
16°
Sep first
2.6
Sep last
2.9
Sep. Now (ρ)
2.9"
Mag pri
8.40
Mag sec
13.10
delta mag (ΔM)
4.7
Spectral class
K0III (yellow-orange)
Pri motion ra
+049
Sec motion ra
Pri motion dec
-026
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
16
Precise sep
2.93
Constellation
Corvus
SAO
157427
Tycho2
6107-00882-1
HD
110095
last precise pa
16
last precise sep
2.93
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12399-1811 RST2808 1987 3 16 2.9 8.40 13.10 K0III 123955.00-181105.3

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