12230+1851 LDS1302

 
 
12h 22m 53.33s +18 50' 12.0" P.A. 89 sep 22.7 mag 17.20,16.90 Sp DA+M:
 
 
Coord 2000
12230+1851
Discov num
LDS1302
Comp
Coord arcsec 2000
12 22 53.33 +18 50 12.0
Date first
1953
Date last
2005
Obs
5
Pa first
91
Pa last
89
P.A. Now (θ)
89°
Sep first
22.0
Sep last
22.7
Sep. Now (ρ)
22.7"
Mag pri
17.20
Mag sec
16.90
delta mag (ΔM)
0.3
Spectral class
DA+M:
Pri motion ra
-174
Sec motion ra
-176
Pri motion dec
-032
Sec motion dec
-028
Notes
rPM=0.025 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
88.6
Precise sep
22.67
Cdsa2 id
LDS 1302
Constellation
Coma Berenices
Ra deg
12.381480555555555
De deg
18.836666666666666
last precise pa
88.6
last precise sep
22.67
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12230+1851 LDS1302 1963 2 90 22.0 16.40 18.00 122253.33+185012.0
12230+1851 LDS1302 2005 5 89 22.7 17.20 16.90 DA+M: 122253.33+185012.0
12230+1851 LDS1302 2010 6 88 22.9 17.20 16.90 DA+M: 122253.33+185012.0

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