18036-4253 DON 879

 
 
18h 03m 38.90s -42 52' 34.2" P.A. 276 sep 1.9 mag 9.98,12.09 Sp F8 dist. 261.78 pc (853.93 l.y.)
 
 
Coord 2000
18036-4253
Discov num
DON 879
Comp
Coord arcsec 2000
18 03 38.90 -42 52 34.2
Date first
1931
Date last
1991
Obs
5
Pa first
277
Pa last
276
P.A. Now (θ)
276°
Sep first
1.7
Sep last
1.9
Sep. Now (ρ)
1.9"
Mag pri
9.98
Mag sec
12.09
delta mag (ΔM)
2.11
Spectral class
F8 (yellow-white)
Pri motion ra
-001
Sec motion ra
-001
Pri motion dec
-026
Sec motion dec
-026
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
276.3
Precise sep
1.868
Constellation
Corona Austrina
HIP
88457
Tycho2
7907-02784-1
HD
164545
CD
CD-4212800
CP
CP-42 8225
Distance
261.78
Distance ly
853.93
last precise pa
276.3
last precise sep
1.868
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18036-4253 DON 879 1991 5 276 1.9 9.98 12.09 F8 180338.90-425234.2

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