01391+1211 HJ   17

 
 
01h 39m 09.88s +12 12' 15.4" P.A. 282 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
2017
Obs
16
Pa first
275
Pa last
282
P.A. Now (θ)
282°
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
rPM=0.176 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
282.1
Precise sep
8.158
Cdsa2 id
HJ 17
Constellation
Pisces
Tycho2
0624-00143-1
Ra deg
1.6527444444444443
De deg
12.204277777777778
last precise pa
282.1
last precise sep
8.158
 
 
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
01391+1211 HJ 17 2017 16 282 8.2 10.64 10.70 013909.88+121215.4

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