17536+7417 MLR 211

 
 
17h 53m 34.81s +74 17' 20.9" P.A. 188 sep 2.5 mag 10.80,12.50
 
 
Coord 2000
17536+7417
Discov num
MLR 211
Comp
Coord arcsec 2000
17 53 34.81 +74 17 20.9
Date first
1971
Date last
2005
Obs
3
Pa first
188
Pa last
188
P.A. Now (θ)
188°
Sep first
1.4
Sep last
2.5
Sep. Now (ρ)
2.5"
Mag pri
10.80
Mag sec
12.50
delta mag (ΔM)
1.7
Spectral class
Pri motion ra
-009
Sec motion ra
Pri motion dec
-007
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
188.1
Precise sep
2.45
Constellation
Draco
Tycho2
4440-00772-1
last precise pa
188.1
last precise sep
2.45
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17536+7417 MLR 211 2002 2 189 2.5 10.80 12.50 175334.81+741720.9
17536+7417 MLR 211 2005 3 188 2.5 10.80 12.50 175334.81+741720.9

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