22174+7815 TDT3448

 
 
22h 17m 21.27s +78 14' 56.5" P.A. 271 sep 0.5 mag 11.02,11.15 Sp F5 dist. 141.04 pc (460.07 l.y.)
 
 
Coord 2000
22174+7815
Discov num
TDT3448
Comp
Coord arcsec 2000
22 17 21.27 +78 14 56.5
Date first
1991
Date last
1991
Obs
1
Pa first
271
Pa last
271
P.A. Now (θ)
271°
Sep first
0.5
Sep last
0.5
Sep. Now (ρ)
0.5"
Mag pri
11.02
Mag sec
11.15
delta mag (ΔM)
0.13
Spectral class
F5 (yellow-white)
Pri motion ra
+017
Sec motion ra
+017
Pri motion dec
-001
Sec motion dec
-001
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Spectr
A8III
Constellation
Hercules
SAO
47188
HIP
88498
Tycho2
3110-01491-1
HD
165503
BD
BD+42 2995
Distance
141.04
Distance ly
460.07
last precise pa
271.3
last precise sep
0.46
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
22174+7815 TDT3448 1991 1 271 0.5 11.02 11.15 221721.27+781456.5

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