20501+2604 HL 9002

 
 
20h 50m 03.70s +26 04' 14.9" P.A. 138.00 sep 16.0 mag 7.98,11.70 Sp A0 dist. 343.64 pc (1120.95 l.y.)
 
 
Coord 2000
20501+2604
Discov num
HL 9002
Comp
Coord arcsec 2000
20 50 03.70 +26 04 14.9
Date first
1889
Date last
2015
Obs
9
Pa first
134
Pa last
138
P.A. Now (θ)
138°
Sep first
16.9
Sep last
16.0
Sep. Now (ρ)
16"
Mag pri
7.98
Mag sec
11.70
delta mag (ΔM)
3.72
Spectral class
A0 (white)
Pri motion ra
+002
Sec motion ra
-008
Pri motion dec
-016
Sec motion dec
-020
Notes
rPM=0.5
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
137.7
Precise sep
16.039
Constellation
Vulpecula
SAO
89183
HIP
102840
Tycho2
2175-00394-1
Gaia DR2
1843900623489822208
HD
198514
BD
BD+25 4391
Distance
343.64
Distance ly
1120.95
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20501+2604 HL 9002 2002 4 137 16.1 8.00 11.70 A0 205003.70+260414.9
20501+2604 HL 9002 2010 6 138 15.9 7.98 11.70 A0 205003.70+260414.9
20501+2604 HL 9002 2015 7 138 16.0 7.98 11.70 A0 205003.70+260414.9

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