12223+3644 DEA  78

 
 
12h 22m 19.94s +36 43' 54.0" P.A. 255 sep 19.4 mag 9.73,14.85 Sp M2+M9.5
 
 
Coord 2000
12223+3644
Discov num
DEA  78
Comp
Coord arcsec 2000
12 22 19.94 +36 43 54.0
Date first
1998
Date last
2015
Obs
4
Pa first
254
Pa last
255
P.A. Now (θ)
255°
Sep first
19.6
Sep last
19.4
Sep. Now (ρ)
19.4"
Mag pri
9.73
Mag sec
14.85
delta mag (ΔM)
5.12
Spectral class
M2+M9.5 (red/red)
Pri motion ra
+215
Sec motion ra
+219
Pri motion dec
-067
Sec motion dec
-042
Notes
N V K (See Notes, Proper motion indicates physical, K-band or other infrared magnitudes)
rPM=0.112 (< 0.3, Physical double)
This double is physical.
 
 
12223+3644 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 12223+3644 DEA 78 1998 2015 4 255 19.4 9.73 14.85 5.12 <===
Show 12223+3644 KPP3253 Aa,Ab 2015 2015 1 8 1.2 14.14 14.99 0.85
Triple system
1 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
255.1
Precise sep
19.434
Constellation
Canes Venatici
Gaia DR2
42695259264
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12223+3644 DEA 78 1998 1 254 19.6 9.73 14.85 M2+M9.5 VK 122219.94+364354.0
12223+3644 DEA 78 2000 1 255 20.0 9.73   M2+M9.5 VK 122219.94+364354.0
12223+3644 DEA 78 2013 2 254 20.7 9.73 14.85 M2+M9.5 VK 122219.94+364354.0
12223+3644 DEA 78 2015 4 255 19.4 9.73 14.85 M2+M9.5 NV K 122219.94+364354.0

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