18529+1919 J   470

 
 
18h 52m 50.97s +19 18' 08.0" P.A. 310 sep 3.4 mag 11.99,12.16
 
 
Coord 2000
18529+1919
Discov num
J   470
Comp
Coord arcsec 2000
18 52 50.97 +19 18 08.0
Date first
1895
Date last
2001
Obs
13
Pa first
313
Pa last
310
P.A. Now (θ)
310°
Sep first
2.8
Sep last
3.4
Sep. Now (ρ)
3.4"
Mag pri
11.99
Mag sec
12.16
delta mag (ΔM)
0.17
Spectral class
Pri motion ra
-002
Sec motion ra
-016
Pri motion dec
-023
Sec motion dec
-019
Notes
rPM=0.586
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
309.5
Precise sep
3.418
Constellation
Hercules
Tycho2
1592-01555-1
HD
349523
last precise pa
309.5
last precise sep
3.418
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18529+1919 J 470 2000 12 310 3.4 11.99 12.16 D 185250.97+191808.0
18529+1919 J 470 2001 13 310 3.4 11.99 12.16 D 185250.97+191808.0

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