18571+4551 HJ 1357

 
 
18h 57m 03.04s +45 51' 21.3" P.A. 210 sep 29.7 mag 7.41,11.27 Sp A0
 
 
Coord 2000
18571+4551
Discov num
HJ 1357
Comp
Coord arcsec 2000
18 57 03.04 +45 51 21.3
Date first
1894
Date last
2010
Obs
14
Pa first
212
Pa last
210
P.A. Now (θ)
210°
Sep first
27.2
Sep last
29.7
Sep. Now (ρ)
29.7"
Mag pri
7.41
Mag sec
11.27
delta mag (ΔM)
3.86
Spectral class
A0 (white)
Pri motion ra
+000
Sec motion ra
-006
Pri motion dec
+019
Sec motion dec
-003
Notes
rPM=1.2
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
209.8
Precise sep
29.65
Constellation
Lyra
last precise pa
209.8
last precise sep
29.65
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18571+4551 HJ 1357 1999 11 211 29.9 7.41 11.27 A0 D 185703.04+455121.3
18571+4551 HJ 1357 2007 13 210 29.5 7.41 11.27 A0 D 185703.04+455121.3
18571+4551 HJ 1357 2010 14 210 29.6 7.41 11.27 A0 185703.04+455121.3

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