15570+2002 HJ 2799

 
 
15h 56m 57.69s +20 02' 18.0" P.A. 315 sep 15 mag 8.31,18.30 Sp F2 dist. 94.61 pc (308.62 l.y.)
 
 
Coord 2000
15570+2002
Discov num
HJ 2799
Comp
Coord arcsec 2000
15 56 57.69 +20 02 18.0
Date first
1830
Date last
1830
Obs
1
Pa first
315
Pa last
315
P.A. Now (θ)
315°
Sep first
15.0
Sep last
15.0
Sep. Now (ρ)
15"
Mag pri
8.31
Mag sec
18.30
delta mag (ΔM)
9.99
Spectral class
F2 (yellow-white)
Pri motion ra
-028
Sec motion ra
Pri motion dec
+004
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
315
Precise sep
15
Constellation
Serpens
SAO
84090
HIP
78110
Tycho2
1502-00062-1
HD
142979
BD
BD+20 3172
Distance
94.61
Distance ly
308.62
last precise pa
315
last precise sep
15
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15570+2002 HJ 2799 1830 1 315 15.0 8.30 18.30 F2 155657.69+200218.0

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