12485-1746 FEN  18

 
 
12h 48m 30.09s -17 45' 03.3" P.A. 218 sep 4 mag 10.30,10.80
 
 
Coord 2000
12485-1746
Discov num
FEN  18
Comp
Coord arcsec 2000
12 48 30.09 -17 45 03.3
Date first
1915
Date last
2017
Obs
8
Pa first
219
Pa last
218
P.A. Now (θ)
218°
Sep first
3.5
Sep last
4.0
Sep. Now (ρ)
4"
Mag pri
10.30
Mag sec
10.80
delta mag (ΔM)
0.5
Spectral class
Pri motion ra
+030
Sec motion ra
-045
Pri motion dec
+026
Sec motion dec
-090
Notes
rPM=1.373
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
218.2
Precise sep
3.954
Cdsa2 id
FEN 18
Constellation
Corvus
Ra deg
12.808358333333334
De deg
-17.750916666666665
last precise pa
218.2
last precise sep
3.954
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12485-1746 FEN 18 2001 5 218 3.9 10.30 10.80 D 124830.09-174503.3
12485-1746 FEN 18 2016 7 217 4.1 10.30 10.80 124830.09-174503.3
12485-1746 FEN 18 2017 8 218 4.0 10.30 10.80 124830.09-174503.3

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