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
2015
Obs
6
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
88.5
Precise sep
22.66
Constellation
Coma Berenices
Gaia DR2
03860036352
 
 
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
12230+1851 LDS1302 2015 6 89 22.7 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.