01491+5640 STI1694

 
 
01h 49m 07.73s +56 40' 03.5" P.A. 18 sep 12.1 mag 9.86,13.50 Sp A0
 
 
Coord 2000
01491+5640
Discov num
STI1694
Comp
Coord arcsec 2000
01 49 07.73 +56 40 03.5
Date first
1911
Date last
2012
Obs
7
Pa first
11
Pa last
18
P.A. Now (θ)
18°
Sep first
11.1
Sep last
12.1
Sep. Now (ρ)
12.1"
Mag pri
9.86
Mag sec
13.50
delta mag (ΔM)
3.64
Spectral class
A0 (white)
Pri motion ra
+003
Sec motion ra
+027
Pri motion dec
-012
Sec motion dec
-009
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cassiopeia
SAO
22646
Tycho2
3692-02452-1
HD
236884
last precise pa
17.7
last precise sep
12.135
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
01491+5640 STI1694 1999 4 16 12.0 9.86 13.50 A0 D 014907.73+564003.5
01491+5640 STI1694 2003 5 17 12.1 9.86 13.50 A0 D 014907.73+564003.5
01491+5640 STI1694 2012 6 18 12.1 9.86 13.50 A0 014907.73+564003.5

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