18535+7036 A  1172

 
 
18h 53m 30.74s +70 35' 32.7" P.A. 261 sep 6.9 mag 9.16,12.00 Sp K0
 
 
Coord 2000
18535+7036
Discov num
A  1172
Comp
Coord arcsec 2000
18 53 30.74 +70 35 32.7
Date first
1893
Date last
2013
Obs
8
Pa first
246
Pa last
261
P.A. Now (θ)
261°
Sep first
4.4
Sep last
6.9
Sep. Now (ρ)
6.9"
Mag pri
9.16
Mag sec
12.00
delta mag (ΔM)
2.84
Spectral class
K0 (yellow-orange)
Pri motion ra
+030
Sec motion ra
Pri motion dec
+002
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
261.3
Precise sep
6.907
Constellation
Draco
SAO
9278
Tycho2
4435-00237-1
last precise pa
261.3
last precise sep
6.907
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18535+7036 A 1172 1930 5 255 5.1 9.16 13.50 K0 185330.74+703532.7
18535+7036 A 1172 2004 7 261 6.7 9.16 12.00 K0 185330.74+703532.7
18535+7036 A 1172 2013 8 261 6.9 9.16 12.00 K0 185330.74+703532.7

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