15520-7843 HJ 4790

 
 
15h 51m 59.45s -78 42' 55.0" P.A. 346 sep 12.5 mag 9.15,10.80 Sp A0 dist. 347.22 pc (1132.63 l.y.)
 
 
Coord 2000
15520-7843
Discov num
HJ 4790
Comp
Coord arcsec 2000
15 51 59.45 -78 42 55.0
Date first
1836
Date last
2010
Obs
11
Pa first
349
Pa last
346
P.A. Now (θ)
346°
Sep first
18.0
Sep last
12.5
Sep. Now (ρ)
12.5"
Mag pri
9.15
Mag sec
10.80
delta mag (ΔM)
1.65
Spectral class
A0 (white)
Pri motion ra
-004
Sec motion ra
-007
Pri motion dec
-018
Sec motion dec
-013
Notes
rPM=0.316
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
345.6
Precise sep
12.51
Constellation
Apus
SAO
257325
HIP
77712
Tycho2
9433-01835-1
HD
140294
CP
CP-78 1053
Distance
347.22
Distance ly
1132.63
last precise pa
345.6
last precise sep
12.51
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15520-7843 HJ 4790 2000 7 346 12.5 9.15 10.80 A0 D 155159.45-784255.0
15520-7843 HJ 4790 2010 11 346 12.2 9.15 10.80 A0 155159.45-784255.0

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