17033+4154 STF2121

 
 
17h 03m 16.78s +41 53' 50.8" P.A. 151 sep 2.6 mag 8.11,10.55 Sp K0 dist. 147.06 pc (479.71 l.y.)
 
 
Coord 2000
17033+4154
Discov num
STF2121
Comp
Coord arcsec 2000
17 03 16.78 +41 53 50.8
Date first
1831
Date last
2009
Obs
20
Pa first
140
Pa last
151
P.A. Now (θ)
151°
Sep first
2.8
Sep last
2.6
Sep. Now (ρ)
2.6"
Mag pri
8.11
Mag sec
10.55
delta mag (ΔM)
2.44
Spectral class
K0 (yellow-orange)
Pri motion ra
-008
Sec motion ra
Pri motion dec
-021
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
150.9
Precise sep
2.645
Constellation
Hercules
SAO
46459
HIP
83447
Tycho2
3080-01398-1
HD
154393
BD
BD+42 2786
Distance
147.06
Distance ly
479.71
last precise pa
150.9
last precise sep
2.645
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17033+4154 STF2121 2000 19 148 2.7 8.11 10.55 K0 170316.78+415350.8
17033+4154 STF2121 2009 20 151 2.6 8.11 10.55 K0 170316.78+415350.8

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