11455-3030 HJ 4470

 
 
11h 45m 31.03s -30 29' 53.4" P.A. 317 sep 10.8 mag 9.00,9.22 Sp F3V
 
 
Coord 2000
11455-3030
Discov num
HJ 4470
Comp
Coord arcsec 2000
11 45 31.03 -30 29 53.4
Date first
1834
Date last
2015
Obs
11
Pa first
318
Pa last
317
P.A. Now (θ)
317°
Sep first
6.0
Sep last
10.8
Sep. Now (ρ)
10.8"
Mag pri
9.00
Mag sec
9.22
delta mag (ΔM)
0.22
Spectral class
F3V (yellow-white)
Pri motion ra
+001
Sec motion ra
-004
Pri motion dec
-016
Sec motion dec
-016
Notes
rPM=0.303
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
316.5
Precise sep
10.848
Constellation
Hydra
SAO
202776
Tycho2
7217-00337-1
Gaia DR2
3480303469869235328
HD
102183
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
11455-3030 HJ 4470 1999 8 317 10.7 9.00 10.00 F3V D 114531.03-302953.4
11455-3030 HJ 4470 2010 10 317 11.0 9.00 9.22 F3V 114531.03-302953.4
11455-3030 HJ 4470 2015 11 317 10.8 9.00 9.22 F3V 114531.03-302953.4

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