18219+3101 HJ 1320

 
 
18h 21m 51.95s +31 00' 20.1" P.A. 159 sep 17.8 mag 10.68,11.02
 
 
Coord 2000
18219+3101
Discov num
HJ 1320
Comp
Coord arcsec 2000
18 21 51.95 +31 00 20.1
Date first
1828
Date last
2015
Obs
15
Pa first
149
Pa last
159
P.A. Now (θ)
159°
Sep first
15.0
Sep last
17.8
Sep. Now (ρ)
17.8"
Mag pri
10.68
Mag sec
11.02
delta mag (ΔM)
0.34
Spectral class
Pri motion ra
+020
Sec motion ra
-003
Pri motion dec
-005
Sec motion dec
-006
Notes
rPM=0.039 (< 0.3, Physical double)
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Spectr
M0.9+M1.6
SAO
139123
last precise pa
159.1
last precise sep
17.781
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18219+3101 HJ 1320 1998 10 158 17.9 10.68 11.02 D 182151.95+310020.1
18219+3101 HJ 1320 2010 12 159 17.9 10.68 11.02 D 182151.95+310020.1
18219+3101 HJ 1320 2015 15 159 17.8 10.68 11.02 182151.95+310020.1

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