07030-0821 HJ 748 AB

 
 
07h 02m 58.18s -08° 20' 51.9" P.A. 171.00 sep 6.9 mag 8.37,11.98 Sp B9II
 
 
Coord 2000 07030-0821 Discov num HJ  748 Comp AB Coord arcsec 2000 07 02 58.18 -08 20 51.9
Date first 1827 Date last 2018 Obs 15
Pa first 175 Pa last 171.3 P.A. Now (θ) 171.3°
Sep first 6.0 Sep last 6.919 Sep. Now (ρ) 6.919"
Mag pri 8.37 Mag sec 11.98 delta mag (ΔM) 3.61 Spectral class B9II (blue-white)
Pri motion ra -001 Sec motion ra -002
Pri motion dec +003 Sec motion dec +009
Notes
rPM=0.66
Nature of this double is uncertain.
 
 
07030-0821 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 07 02 58 -08 20 52 HJ 748 AB 2018 15 171 6.9 8.37 11.98 3.61 <===
Show 07 02 58 -08 20 52 HJ 748 AC 2018 10 357 15.5 8.37 12.77 4.40
Show 07 02 58 -08 20 52 ABH 59 AD 2015 8 130 46.0 8.37 13.07 4.70
Show 07 02 58 -08 20 52 ABH 59 AE 2015 11 78 45.6 8.37 11.83 3.46
Show 07 02 58 -08 20 52 ABH 59 AF 2015 9 63 74.6 8.37 12.87 4.50
Show 07 02 58 -08 20 52 ABH 59 AG 2015 9 50 80.3 8.37 12.24 3.87
Show 07 02 58 -08 20 52 ABH 59 AH 2014 6 48 69.4 8.37 13.24 4.87
Show 07 02 58 -08 20 52 ABH 59 AI 2015 11 311 62.6 8.37 11.21 2.84
Show 07 02 58 -08 20 52 ABH 59 AJ 2015 8 300 59.0 8.37 11.98 3.61
Decuple system
10 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Monoceros Tycho2 5381-01532-1 Gaia DR2 3051562242201810048