00183+3647 DRS  33 (Sig And)

 
 
00h 18m 19.65s +36 47' 06.8" P.A. 144 sep 6.6 mag 4.46,11.40 Sp A2V dist. 41.32 pc (134.79 l.y.)
 
 
Coord 2000
00183+3647
Discov num
DRS  33
Comp
Coord arcsec 2000
00 18 19.65 +36 47 06.8
Date first
2009
Date last
2012
Obs
3
Pa first
146
Pa last
144
P.A. Now (θ)
144°
Sep first
6.9
Sep last
6.6
Sep. Now (ρ)
6.6"
Mag pri
4.46
Mag sec
11.40
delta mag (ΔM)
6.94
Spectral class
A2V (white)
Pri motion ra
-065
Sec motion ra
Pri motion dec
-042
Sec motion dec
Notes
K (K-band or other infrared magnitudes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
144.2
Precise sep
6.56
Name
Sig And
Constellation
Andromeda
SAO
53798
HIP
1473
Tycho2
2273-02081-1
Gaia DR2
1313491328
HD
1404
HR
68
GC
362
BD
BD+35 44
Bayer
Sigma Andromedae
Bayer name
Sig And
Flamsteed
25 Andromedae
Flamsteed name
25 And
Distance
41.32
Distance ly
134.79
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
00183+3647 DRS 33 2009 1 146 6.9 4.46 11.40 A2V K 001819.65+364706.8
00183+3647 DRS 33 2012 3 144 6.6 4.46 11.40 A2V K 001819.65+364706.8

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