00528+5638 BU    1AB

 
 
00h 52m 49.22s +56 37' 39.5" P.A. 83.00 sep 1.5 mag 8.58,9.33 Sp O6.5V dist. 3030.3 pc (9884.84 l.y.)
 
 
Coord 2000
00528+5638
Discov num
BU    1
Comp
AB
Coord arcsec 2000
00 52 49.22 +56 37 39.5
Date first
1872
Date last
2016
Obs
29
Pa first
90
Pa last
83
P.A. Now (θ)
83°
Sep first
1.5
Sep last
1.5
Sep. Now (ρ)
1.5"
Mag pri
8.58
Mag sec
9.33
delta mag (ΔM)
0.75
Spectral class
O6.5V (blue)
Pri motion ra
+008
Sec motion ra
+004
Pri motion dec
+001
Sec motion dec
+022
Notes
N (See Notes)
rPM=0.956
This double is not physical.
 
 
00528+5638 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 00 52 49 +56 37 40 BU 1 AB 2016 29 83 1.5 8.58 9.33 0.75 <===
Show 00 52 49 +56 37 40 BU 1 AC 2020 37 134 3.9 8.58 8.89 0.31
Show 00 52 49 +56 37 40 BU 1 AD 2020 39 195 8.9 8.58 9.66 1.08
Show 00 52 49 +56 37 40 BU 1 AE 2015 18 333 15.8 8.58 12.10 3.52
Show 00 52 49 +56 37 40 ABH 5 AB,F 2012 12 233 51.4 8.32 11.30 2.98
Show 00 52 49 +56 37 40 ABH 5 AB,G 2012 12 240 56.1 8.32 12.20 3.88
Show 00 52 49 +56 37 40 ABH 5 AB,H 2012 10 146 74.3 8.32 12.30 3.98
Show 00 52 49 +56 37 40 ABH 5 AB,I 2012 9 160 45.4 8.32 13.34 5.02
Show 00 52 49 +56 37 40 BKO 139 AK 2015 5 60 22.5 8.58 15.20 6.62
Show 00 52 49 +56 37 40 BKO 139 AL 2015 6 11 28.6 8.58 14.20 5.62
Show 00 52 49 +56 37 40 BKO 139 AM 2012 5 277 33.5 8.58 14.10 5.52
Show 00 52 49 +56 37 40 BKO 139 AN 2015 7 48 32.6 8.58 13.90 5.32
Show 00 52 49 +56 37 40 BKO 139 AO 2015 7 296 33.6 8.58 14.00 5.42
Show 00 52 49 +56 37 40 SS 2 AQ 2015 4 120 22.9 8.58 14.90 6.32
Show 00 52 50 +56 37 37 BU 1 CD 2020 33 220 7.8 8.89 9.66 0.77
Show 00 52 44 +56 37 04 STI 1454 FG 2015 12 310 11.0 11.30 12.20 0.90
Show 00 52 44 +56 37 04 BKO 139 FJ 2015 7 45 14.8 11.30 14.60 3.30
16-fold system
17 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
83.2
Precise sep
1.522
Constellation
Hydra
HIP
4121
Tycho2
3663-01231-1
Gaia DR2
423818404880147456
HD
5005
BD
BD+55 191
Distance
3030.3
Distance ly
9884.84
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
00528+5638 BU 1 AB 2005 24 80 1.1 8.58 9.33 O5V N D 005249.20+563739.6
00528+5638 BU 1 AB 2007 25 82 1.5 8.58 9.33 O5V N D 005249.20+563739.6
00528+5638 BU 1 AB 2009 26 81 1.5 8.58 9.33 O5V N D 005249.20+563739.6
00528+5638 BU 1 AB 2016 28 83 1.5 8.58 9.33 O6.5V N 005249.22+563739.5

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