18370+3452 STF2352AC

 
 
18h 36m 57.43s +34 51' 59.0" P.A. 161 sep 210.3 mag 8.06,10.45 Sp K0
 
 
Coord 2000
18370+3452
Discov num
STF2352
Comp
AC
Coord arcsec 2000
18 36 57.43 +34 51 59.0
Date first
1881
Date last
2008
Obs
10
Pa first
161
Pa last
161
P.A. Now (θ)
161°
Sep first
210.2
Sep last
210.3
Sep. Now (ρ)
210.3"
Mag pri
8.06
Mag sec
10.45
delta mag (ΔM)
2.39
Spectral class
K0 (yellow-orange)
Pri motion ra
-003
Sec motion ra
-007
Pri motion dec
-006
Sec motion dec
-005
Notes
rPM=0.479
Nature of this double is uncertain.
 
 
18370+3452 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 67172 18370+3452 STF2352 AB 1830 2016 15 287 15.9 8.06 10.63 2.57
Show 67172 18370+3452 STF2352 AC 1881 2008 10 161 210.3 8.06 10.45 2.39 <===
Show 67172 18370+3452 WAL 93 AD 1944 2002 4 205 37.6 8.06 12.81 4.75
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
160.7
Precise sep
210.34
Constellation
Lyra
SAO
67172
Tycho2
2645-01507-1
HD
172131
last precise pa
160.7
last precise sep
210.34
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18370+3452 STF2352 AC 1998 8 161 210.3 8.06 10.45 K0 D 183657.43+345159.0
18370+3452 STF2352 AC 2008 9 161 210.3 8.06 10.45 K0 D 183657.43+345159.0

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