09212+2728 BU 1422AB

 
 
09h 21m 12.70s +27 27' 59.6" P.A. 358.00 sep 1.9 mag 10.47,12.90 Sp K0
 
 
Coord 2000
09212+2728
Discov num
BU 1422
Comp
AB
Coord arcsec 2000
09 21 12.70 +27 27 59.6
Date first
1910
Date last
2016
Obs
6
Pa first
359
Pa last
358
P.A. Now (θ)
358°
Sep first
1.8
Sep last
1.9
Sep. Now (ρ)
1.9"
Mag pri
10.47
Mag sec
12.90
delta mag (ΔM)
2.43
Spectral class
K0 (yellow-orange)
Pri motion ra
-035
Sec motion ra
Pri motion dec
-043
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
09212+2728 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 80777 09 21 13 +27 27 60 BU 1422 AB 2016 6 358 1.9 10.47 12.90 2.43 <===
Show 80777 09 21 13 +27 27 60 HJ 810 AC 2021 18 26 22.2 10.47 10.70 0.23
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
357.7
Precise sep
1.903
Constellation
Cancer
SAO
80777
Tycho2
1955-00858-1
Gaia DR2
694886336529439744
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
09212+2728 BU 1422 AB 1964 4 0 2.0 10.47 12.90 K0 092112.70+272759.6
09212+2728 BU 1422 AB 2008 5 359 2.0 10.47 12.90 K0 092112.70+272759.6

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