18553+2700 STF2418

 
 
18h 55m 20.36s +27 00' 09.6" P.A. 7 sep 16.1 mag 8.08,10.88 Sp G8III
 
 
Coord 2000
18553+2700
Discov num
STF2418
Comp
Coord arcsec 2000
18 55 20.36 +27 00 09.6
Date first
1897
Date last
2013
Obs
12
Pa first
7
Pa last
7
P.A. Now (θ)
Sep first
15.9
Sep last
16.1
Sep. Now (ρ)
16.1"
Mag pri
8.08
Mag sec
10.88
delta mag (ΔM)
2.8
Spectral class
G8III (yellow)
Pri motion ra
+000
Sec motion ra
+001
Pri motion dec
-012
Sec motion dec
-012
Notes
rPM=0.083 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
7
Precise sep
16.05
Cdsa2 id
STF 2418
Constellation
Lyra
Tycho2
2117-03005-1
HD
337202
Ra deg
18.922322222222224
De deg
27.002666666666666
last precise pa
7
last precise sep
16.05
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18553+2700 STF2418 2000 9 7 16.1 8.08 10.88 G8III D 185520.36+270009.6
18553+2700 STF2418 2002 10 6 16.1 8.08 10.88 G8III D 185520.36+270009.6
18553+2700 STF2418 2013 11 7 16.1 8.08 10.88 G8III 185520.36+270009.6

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