18070+2824 HDS2553

 
 
18h 07m 02.77s +28 23' 41.2" P.A. 300 sep 0.1 mag 9.11,9.57 Sp F8 dist. 420.17 pc (1370.59 l.y.)
 
 
Coord 2000
18070+2824
Discov num
HDS2553
Comp
Coord arcsec 2000
18 07 02.77 +28 23 41.2
Date first
1991
Date last
1991
Obs
1
Pa first
300
Pa last
300
P.A. Now (θ)
300°
Sep first
0.1
Sep last
0.1
Sep. Now (ρ)
0.1"
Mag pri
9.11
Mag sec
9.57
delta mag (ΔM)
0.46
Spectral class
F8 (yellow-white)
Pri motion ra
-003
Sec motion ra
Pri motion dec
-017
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
300
Precise sep
0.125
Constellation
Hercules
SAO
85744
HIP
88749
Tycho2
2103-03039-1
BD
BD+28 2922
Distance
420.17
Distance ly
1370.59
last precise pa
300
last precise sep
0.125
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18070+2824 HDS2553 1991 1 300 0.1 9.11 9.57 F8 180702.77+282341.2

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