18581+3813 STF2427AC

 
 
18h 58m 04.25s +38 13' 20.0" P.A. 62 sep 61.7 mag 9.61,10.20 Sp K0
 
 
Coord 2000
18581+3813
Discov num
STF2427
Comp
AC
Coord arcsec 2000
18 58 04.25 +38 13 20.0
Date first
1891
Date last
2014
Obs
19
Pa first
64
Pa last
62
P.A. Now (θ)
62°
Sep first
55.8
Sep last
61.7
Sep. Now (ρ)
61.7"
Mag pri
9.61
Mag sec
10.20
delta mag (ΔM)
0.59
Spectral class
K0 (yellow-orange)
Pri motion ra
-002
Sec motion ra
+040
Pri motion dec
-009
Sec motion dec
+029
Notes
N (See Notes)
rPM=1.146
This double is not physical.
 
 
18581+3813 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18581+3813 STF2427 AB 1828 2014 37 60 55.0 9.61 9.93 0.32
Show 18581+3813 STF2427 AC 1891 2014 19 62 61.7 9.61 10.20 0.59 <===
Show 18581+3813 CTT 11 AD 1930 2012 9 291 56.4 9.61 11.80 2.19
Show 18581+3813 SP 2 AE 1911 2014 18 350 160.2 9.61 5.87 3.74
Show 18581+3813 STF2427 BC 1828 2014 41 79 7.1 9.93 10.20 0.27
Show 18581+3813 SP 2 BE 1883 2014 14 330 150.2 9.93 5.87 4.06
Show 18581+3813 SMR 14 EF 1930 2012 9 333 83.3 5.87 11.26 5.39
Show 18581+3813 FYM 27 EG 1998 2012 3 206 31.2 5.87 14.60 8.73
Show 18581+3813 FYM 27 EH 1998 2012 3 223 71.3 5.87 13.70 7.83
Show 18581+3813 FYM 27 EI 1998 2012 3 40 48.0 5.87 16.00 10.13
Ninefold system
9 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
61.7
Precise sep
61.7
Constellation
Lyra
last precise pa
61.7
last precise sep
61.7
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18581+3813 STF2427 AC 2002 12 61 61.6 9.61 10.20 N D 185804.25+381320.0
18581+3813 STF2427 AC 2009 13 62 61.6 9.61 10.20 N D 185804.25+381320.0
18581+3813 STF2427 AC 2010 14 61 61.6 9.61 10.20 N D 185804.25+381320.0
18581+3813 STF2427 AC 2012 16 62 61.7 9.61 10.20 N D 185804.25+381320.0
18581+3813 STF2427 AC 2013 18 61 61.5 9.61 10.20 K0 N D 185804.25+381320.0
18581+3813 STF2427 AC 2014 19 62 61.7 9.61 10.20 K0 N D 185804.25+381320.0

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