18567+5014 JNN 153

 
 
18h 56m 42.85s +50 13' 48.4" P.A. 324 sep 23.2 mag 13.93,14.39 Sp M2
 
 
Coord 2000
18567+5014
Discov num
JNN 153
Comp
Coord arcsec 2000
18 56 42.85 +50 13 48.4
Date first
1998
Date last
2015
Obs
4
Pa first
324
Pa last
324
P.A. Now (θ)
324°
Sep first
23.3
Sep last
23.2
Sep. Now (ρ)
23.2"
Mag pri
13.93
Mag sec
14.39
delta mag (ΔM)
0.46
Spectral class
M2 (red)
Pri motion ra
-021
Sec motion ra
-021
Pri motion dec
-006
Sec motion dec
-005
Notes
N V (See Notes, Proper motion indicates physical)
rPM=0.046 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
324
Precise sep
23.16
Constellation
Draco
last precise pa
324
last precise sep
23.16
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18567+5014 JNN 153 2003 2 324 23.2 13.93 14.39 M2 N 185642.85+501348.4
18567+5014 JNN 153 2010 3 324 23.3 13.93 14.39 M2 NV 185642.85+501348.4
18567+5014 JNN 153 2015 4 324 23.2 13.93 14.39 M2 NV 185642.85+501348.4

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