07128-0709 BU  197AB

 
 
07h 12m 49.38s -07 08' 57.8" P.A. 148 sep 2.2 mag 7.82,9.34 Sp F2 dist. 699.3 pc (2281.12 l.y.)
 
 
Coord 2000
07128-0709
Discov num
BU  197
Comp
AB
Coord arcsec 2000
07 12 49.38 -07 08 57.8
Date first
1876
Date last
1991
Obs
20
Pa first
147
Pa last
148
P.A. Now (θ)
148°
Sep first
2.3
Sep last
2.2
Sep. Now (ρ)
2.2"
Mag pri
7.82
Mag sec
9.34
delta mag (ΔM)
1.52
Spectral class
F2 (yellow-white)
Pri motion ra
-007
Sec motion ra
-007
Pri motion dec
-003
Sec motion dec
-003
Notes
Nature of this double is uncertain.
 
 
07128-0709 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 07128-0709 BU 197 AB 1876 1991 20 148 2.2 7.82 9.34 1.52 <===
Show 07128-0709 LV 18 AC 1893 2015 6 21 20.1 7.82 11.50 3.68
Show 07128-0709 LV 18 AD 1893 2015 5 186 38.8 7.82 12.01 4.19
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
147.6
Precise sep
2.175
Constellation
Monoceros
HIP
34862
Tycho2
4827-03998-1
HD
55489
BD
BD-06 1989
Distance
699.3
Distance ly
2281.12
last precise pa
147.6
last precise sep
2.175
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
07128-0709 BU 197 AB 1991 19 148 2.2 7.82 9.34 F2 D 071249.38-070857.8

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