00392+4921 STT  16

 
 
00h 39m 09.89s +49 21' 16.5" P.A. 22 sep 12.3 mag 5.62,10.48 Sp K4III dist. 641.03 pc (2091.04 l.y.)
 
 
Coord 2000
00392+4921
Discov num
STT  16
Comp
Coord arcsec 2000
00 39 09.89 +49 21 16.5
Date first
1845
Date last
2015
Obs
20
Pa first
25
Pa last
22
P.A. Now (θ)
22°
Sep first
16.9
Sep last
12.3
Sep. Now (ρ)
12.3"
Mag pri
5.62
Mag sec
10.48
delta mag (ΔM)
4.86
Spectral class
K4III (yellow-orange)
Pri motion ra
+009
Sec motion ra
Pri motion dec
-005
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
22.3
Precise sep
12.307
Cdsa2 id
STT 16
Constellation
Cassiopeia
SAO
36550
HIP
3083
Tycho2
3257-02190-1
HD
3574
HR
164
BD
BD+48 192
Ra deg
0.6527472222222223
De deg
49.35458333333334
Distance
641.03
Distance ly
2091.04
last precise pa
22.3
last precise sep
12.307
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
00392+4921 STT 16 1998 18 22 12.8 5.70 10.20 K4III D 003909.89+492116.5
00392+4921 STT 16 2014 19 22 12.2 5.62 10.48 K4III 003909.89+492116.5
00392+4921 STT 16 2015 20 22 12.3 5.62 10.48 K4III 003909.89+492116.5

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