01391+1211 HJ   17

 
 
01h 39m 09.88s +12 12' 15.4" P.A. 281 sep 8.2 mag 10.64,10.70
 
 
Coord 2000
01391+1211
Discov num
HJ   17
Comp
Coord arcsec 2000
01 39 09.88 +12 12 15.4
Date first
1825
Date last
2016
Obs
15
Pa first
275
Pa last
281
P.A. Now (θ)
281°
Sep first
6.0
Sep last
8.2
Sep. Now (ρ)
8.2"
Mag pri
10.64
Mag sec
10.70
delta mag (ΔM)
0.06
Spectral class
Pri motion ra
+009
Sec motion ra
-001
Pri motion dec
+056
Sec motion dec
+057
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Pisces
Tycho2
0624-00143-1
last precise pa
281.3
last precise sep
8.233
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
01391+1211 HJ 17 1998 11 282 8.1 10.64 10.70 D 013909.88+121215.4
01391+1211 HJ 17 2008 12 282 8.2 10.64 10.70 D 013909.88+121215.4
01391+1211 HJ 17 2016 15 281 8.2 10.64 10.70 013909.88+121215.4

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