17571+6849 LDS1459

 
 
17h 57m 03.64s +68 49' 19.6" P.A. 138 sep 16.7 mag 9.09,17.00 Sp K0
 
 
Coord 2000
17571+6849
Discov num
LDS1459
Comp
Coord arcsec 2000
17 57 03.64 +68 49 19.6
Date first
1963
Date last
1999
Obs
2
Pa first
131
Pa last
138
P.A. Now (θ)
138°
Sep first
15.0
Sep last
16.7
Sep. Now (ρ)
16.7"
Mag pri
9.09
Mag sec
17.00
delta mag (ΔM)
7.91
Spectral class
K0 (yellow-orange)
Pri motion ra
-004
Sec motion ra
Pri motion dec
+055
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
138.4
Precise sep
16.68
Constellation
Draco
SAO
17704
Tycho2
4428-00285-1
HD
164781
last precise pa
138.4
last precise sep
16.68
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17571+6849 LDS1459 1999 2 138 16.7 9.09 17.00 K0 D 175703.64+684919.6

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