18384+3603 STF2362

 
 
18h 38m 25.70s +36 03' 11.3" P.A. 187 sep 4.4 mag 7.53,8.72 Sp A5 dist. 105.26 pc (343.36 l.y.)
 
 
Coord 2000
18384+3603
Discov num
STF2362
Comp
Coord arcsec 2000
18 38 25.70 +36 03 11.3
Date first
1828
Date last
2015
Obs
67
Pa first
179
Pa last
187
P.A. Now (θ)
187°
Sep first
3.9
Sep last
4.4
Sep. Now (ρ)
4.4"
Mag pri
7.53
Mag sec
8.72
delta mag (ΔM)
1.19
Spectral class
A5 (white)
Pri motion ra
+022
Sec motion ra
+022
Pri motion dec
-039
Sec motion dec
-039
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Lyra
SAO
67198
HIP
91399
Tycho2
2649-01640-1
HD
172394
BD
BD+35 3319
Distance
105.26
Distance ly
343.36
last precise pa
186.9
last precise sep
4.371
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18384+3603 STF2362 2007 58 190 4.0 7.53 8.72 A5 D 183825.70+360311.3
18384+3603 STF2362 2008 61 187 4.3 7.53 8.72 A5 D 183825.70+360311.3
18384+3603 STF2362 2013 66 187 4.4 7.53 8.72 A5 D 183825.70+360311.3
18384+3603 STF2362 2015 66 187 4.4 7.53 8.72 A5 183825.70+360311.3

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