18028-7532 HLN  45

 
 
18h 02m 48.00s -75 31' 52.0" P.A. 180 sep 4.3 mag 10.47,14.50 Sp K0
 
 
Coord 2000
18028-7532
Discov num
HLN  45
Comp
Coord arcsec 2000
18 02 48.00 -75 31 52.0
Date first
1969
Date last
2010
Obs
5
Pa first
182
Pa last
180
P.A. Now (θ)
180°
Sep first
4.9
Sep last
4.3
Sep. Now (ρ)
4.3"
Mag pri
10.47
Mag sec
14.50
delta mag (ΔM)
4.03
Spectral class
K0 (yellow-orange)
Pri motion ra
-016
Sec motion ra
Pri motion dec
-079
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
179.9
Precise sep
4.29
Cdsa2 id
HLN 45
Constellation
Apus
Tycho2
9445-01046-1
Ra deg
18.046666666666667
De deg
-75.53111111111112
last precise pa
179.9
last precise sep
4.29
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18028-7532 HLN 45 2000 3 180 4.5 10.47 14.50 K0 D 180248.00-753152.0
18028-7532 HLN 45 2010 5 180 4.3 10.47 14.50 K0 180248.00-753152.0

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