02238+4920 STF 256AC

 
 
02h 23m 45.16s +49 20' 19.4" P.A. 45 sep 35.5 mag 9.27,9.86 Sp B9II/III dist. 155.76 pc (508.09 l.y.)
 
 
Coord 2000
02238+4920
Discov num
STF 256
Comp
AC
Coord arcsec 2000
02 23 45.16 +49 20 19.4
Date first
1831
Date last
2015
Obs
22
Pa first
44
Pa last
45
P.A. Now (θ)
45°
Sep first
36.7
Sep last
35.5
Sep. Now (ρ)
35.5"
Mag pri
9.27
Mag sec
9.86
delta mag (ΔM)
0.59
Spectral class
B9II/III (blue-white)
Pri motion ra
-003
Sec motion ra
-003
Pri motion dec
-004
Sec motion dec
-009
Notes
N U Z (See Notes, Proper motion indicates non-physical, Parallax indicates components are physical)
rPM=0.527
This double is not physical.
 
 
02238+4920 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 37998 02238+4920 STF 256 AB 1831 2015 21 198 21.1 9.27 11.10 1.83
Show 37998 02238+4920 STF 256 AC 1831 2015 22 45 35.5 9.27 9.86 0.59 <===
Show 37998 02238+4920 ABH 9 AD 1987 2013 5 350 39.0 9.27 14.60 5.33
Show 37998 02238+4920 ABH 9 AE 1987 2013 5 310 72.1 9.27 14.90 5.63
Show 37998 02238+4920 ABH 9 AF 1987 2013 5 267 52.4 9.27 15.00 5.73
Show 37998 02238+4920 ABH 9 AG 1987 2013 5 242 46.6 9.27 15.00 5.73
Show 37998 02238+4920 ABH 9 AH 1987 2013 5 61 74.2 9.27 13.01 3.74
Show 37998 02238+4920 ABH 9 AI 1987 2013 5 108 74.1 9.27 13.86 4.59
Show 37998 02238+4920 ABH 9 AJ 1987 2013 5 84 96.7 9.27 15.90 6.63
Show 37998 02238+4920 ABH 9 AK 1987 2013 5 58 96.8 9.27 15.60 6.33
11-fold system
11 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
45.1
Precise sep
35.492
Cdsa2 id
STF 256 AC
Constellation
Andromeda
SAO
37998
HIP
11168
Tycho2
3302-00869-1
BD
BD+48 662
Ra deg
2.3958777777777778
De deg
49.33872222222222
Distance
155.76
Distance ly
508.09
last precise pa
45.1
last precise sep
35.492
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
02238+4920 STF 256 AC 2003 18 45 35.6 9.27 9.86 NZD 022345.16+492019.4
02238+4920 STF 256 AC 2004 20 45 35.7 9.27 9.86 NUDZ 022345.16+492019.4
02238+4920 STF 256 AC 2013 21 45 35.8 9.27 9.86 B9II/III NU Z 022345.16+492019.4
02238+4920 STF 256 AC 2015 22 45 35.5 9.27 9.86 B9II/III NU Z 022345.16+492019.4

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