17191+0412 J   451AB

 
 
17h 19m 03.76s +04 11' 30.2" P.A. 252 sep 5.3 mag 10.39,13.00 Sp F0
 
 
Coord 2000
17191+0412
Discov num
J   451
Comp
AB
Coord arcsec 2000
17 19 03.76 +04 11 30.2
Date first
1911
Date last
2013
Obs
13
Pa first
249
Pa last
252
P.A. Now (θ)
252°
Sep first
4.0
Sep last
5.3
Sep. Now (ρ)
5.3"
Mag pri
10.39
Mag sec
13.00
delta mag (ΔM)
2.61
Spectral class
F0 (yellow-white)
Pri motion ra
+007
Sec motion ra
Pri motion dec
+015
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
17191+0412 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 17191+0412 J 451 AB 1911 2013 13 252 5.3 10.39 13.00 2.61 <===
Show 17191+0412 J 451 AC 1898 2013 7 143 34.0 10.39 11.40 1.01
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
252.2
Precise sep
5.31
Constellation
Ophiuchus
Tycho2
0408-00753-1
last precise pa
252.2
last precise sep
5.31
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17191+0412 J 451 AB 2000 11 252 4.9 10.39 13.00 F0 D 171903.76+041130.2
17191+0412 J 451 AB 2013 13 252 5.3 10.39 13.00 F0 171903.76+041130.2

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