00297+5855 A   909AB

 
 
00h 29m 44.68s +58 55' 26.1" P.A. 41.00 sep 1.0 mag 9.79,10.22 Sp B8 dist. 278.55 pc (908.63 l.y.)
 
 
Coord 2000
00297+5855
Discov num
A   909
Comp
AB
Coord arcsec 2000
00 29 44.68 +58 55 26.1
Date first
1905
Date last
2016
Obs
18
Pa first
36
Pa last
41
P.A. Now (θ)
41°
Sep first
0.9
Sep last
1.0
Sep. Now (ρ)
1"
Mag pri
9.79
Mag sec
10.22
delta mag (ΔM)
0.43
Spectral class
B8 (blue-white)
Pri motion ra
+005
Sec motion ra
+005
Pri motion dec
-006
Sec motion dec
-006
Notes
Nature of this double is uncertain.
 
 
00297+5855 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 21440 00 29 45 +58 55 26 A 909 AB 2016 18 41 1.0 9.79 10.22 0.43 <===
Show 21440 00 29 45 +58 55 26 A 909 AC 2015 10 236 8.1 9.79 14.50 4.71
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
40.9
Precise sep
0.998
Constellation
Hydra
SAO
21440
HIP
2328
Tycho2
3666-00602-1
Gaia DR2
428064821865421568
HD
236426
BD
BD+58 61
Distance
278.55
Distance ly
908.63
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
00297+5855 A 909 AB 1995 15 39 1.0 9.79 10.22 B8 D 002944.68+585526.1
00297+5855 A 909 AB 2015 16 41 0.9 9.79 10.22 B8 002944.68+585526.1
00297+5855 A 909 AB 2016 17 41 1.0 9.79 10.22 B8 002944.68+585526.1

If you need more information about this double, apply for a data request form to the WDS.