09207-0742 BGH   4CA

 
 
09h 20m 44.34s -07 43' 48.5" P.A. 326 sep 135.1 mag 7.46,9.30 Sp K0 dist. 60.79 pc (198.3 l.y.)
 
 
Coord 2000
09207-0742
Discov num
BGH   4
Comp
CA
Coord arcsec 2000
09 20 44.34 -07 43 48.5
Date first
1893
Date last
2015
Obs
15
Pa first
326
Pa last
326
P.A. Now (θ)
326°
Sep first
134.4
Sep last
135.1
Sep. Now (ρ)
135.1"
Mag pri
7.46
Mag sec
9.30
delta mag (ΔM)
1.84
Spectral class
K0 (yellow-orange)
Pri motion ra
-129
Sec motion ra
-132
Pri motion dec
-016
Sec motion dec
-016
Notes
V (Proper motion indicates physical)
rPM=0.023 (< 0.3, Physical double)
This double is physical.
 
 
09207-0742 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 09207-0742 A 1082 AB 1905 2013 21 201 0.6 9.30 10.40 1.10 Y
Show 09207-0742 BGH 4 CA 1893 2015 15 326 135.1 7.46 9.30 1.84 <===
Show 09207-0742 TOK 527 CD 1980 2015 3 342 999.9 7.46 17.80 10.34
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
326.4
Precise sep
135.059
Constellation
Hydra
HIP
45838
Tycho2
5459-00280-1
Gaia DR2
63009881728
HD
80633
BD
BD-07 2785
Distance
60.79
Distance ly
198.3
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
09207-0742 BGH 4 CA 1999 12 327 135.1 7.46 9.30 K0 D 092044.34-074348.5
09207-0742 BGH 4 CA 2009 13 326 135.3 7.46 9.30 K0 D 092044.34-074348.5
09207-0742 BGH 4 CA 2015 15 326 135.1 7.46 9.30 K0 V 092044.34-074348.5

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