17010+6807 MLR 199BC

 
 
17h 01m 04.34s +68 05' 11.7" P.A. 39 sep 3.1 mag 11.24,13.20
 
 
Coord 2000
17010+6807
Discov num
MLR 199
Comp
BC
Coord arcsec 2000
17 01 04.34 +68 05 11.7
Date first
1971
Date last
2010
Obs
4
Pa first
47
Pa last
39
P.A. Now (θ)
39°
Sep first
2.3
Sep last
3.1
Sep. Now (ρ)
3.1"
Mag pri
11.24
Mag sec
13.20
delta mag (ΔM)
1.96
Spectral class
Pri motion ra
-008
Sec motion ra
Pri motion dec
+006
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
17010+6807 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 17010+6807 MLR 199 AB 1894 2016 11 77 19.2 10.76 11.24 0.48
Show 17010+6807 WSI 35 AD 1999 2016 4 85 7.0 10.76 12.00 1.24
Show 17010+6807 MLR 199 BC 1971 2010 4 39 3.1 11.24 13.20 1.96 <===
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
39.2
Precise sep
3.11
Constellation
Draco
Tycho2
4420-01722-1
last precise pa
39.2
last precise sep
3.11
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17010+6807 MLR 199 BC 2002 3 39 2.7 10.50 12.50 170104.34+680511.7
17010+6807 MLR 199 BC 2010 4 39 3.0 10.50 12.50 170104.34+680511.7

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