17252+3711 GUI  17

 
 
17h 25m 09.81s +37 10' 41.7" P.A. 345 sep 76.4 mag 8.19,12.10 Sp K2
 
 
Coord 2000
17252+3711
Discov num
GUI  17
Comp
Coord arcsec 2000
17 25 09.81 +37 10 41.7
Date first
1917
Date last
2010
Obs
6
Pa first
343
Pa last
345
P.A. Now (θ)
345°
Sep first
69.2
Sep last
76.4
Sep. Now (ρ)
76.4"
Mag pri
8.19
Mag sec
12.10
delta mag (ΔM)
3.91
Spectral class
K2 (yellow-orange)
Pri motion ra
-007
Sec motion ra
Pri motion dec
+021
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
345.2
Precise sep
76.36
Cdsa2 id
GUI 17
Constellation
Hercules
SAO
66028
Tycho2
2617-01369-1
HD
158015
Ra deg
17.41939166666667
De deg
37.17825
last precise pa
345.2
last precise sep
76.36
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17252+3711 GUI 17 2002 4 345 76.8 8.10 12.10 K2 172509.81+371041.7
17252+3711 GUI 17 2010 6 345 76.3 8.19 12.10 K2 172509.81+371041.7

If you need more information about this double, apply for a data request form to the WDS.