15532+1312 STT 583 (39 Ser)

 
 
15h 53m 12.10s +13° 11' 47.8" P.A. 81.00 sep 81.3 mag 6.10,11.80 Sp G0IV dist. 17.35 pc (56.6 l.y.)
 
 
Coord 2000 15532+1312 Discov num STT 583 Comp Coord arcsec 2000 15 53 12.10 +13 11 47.8
Date first 1862 Date last 2013 Obs 10
Pa first 131 Pa last 81.3 P.A. Now (θ) 81.3°
Sep first 106.4 Sep last 81.28 Sep. Now (ρ) 81.28"
Mag pri 6.10 Mag sec 11.80 delta mag (ΔM) 5.7 Spectral class G0IV (yellow)
Pri motion ra -151 Sec motion ra
Pri motion dec -561 Sec motion dec
Notes N U (See Notes, Proper motion indicates non-physical)
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name 39 Ser Var name NSV7313 Ser Constellation Serpens SAO 101792
HIP 77801 Tycho2 0955-01148-1 HD 142267 HR 5911
GC 21337 GL NN 3924 BD BD+13 3024 Flamsteed 39 Serpentis
Flamsteed name 39 Ser FK5 3254 Distance 17.35 Distance ly 56.6
 
 
SUSPECTED ORBITAL ELEMENTS
 
 
Identifier15532+1312 STT 583 A
coord_arcsec_2000155312.19+131152.8
Period (P)138.603d Periastron (T)44165.4d (1979.797y) Semi-major axis (a)2.8m± 0.5
Eccentricity (e)0.5 Inclination (i)84.8°± 7.3 Longitude of periastron (ω)286.4°
Node (Ω)41.6°± 9.3 Notesn ReferenceRen2013
Equinox2000 Last observation Grade9(1=Definitive, 9=Indet.)
label theta rho
2000-01-01 52.2 0.001
2001-01-01 221.8 0.002
2002-01-01 205.7 0.001
2003-01-01 45.6 0.002
2004-01-01 218.9 0.003
2005-01-01 171.5
2006-01-01 39.9 0.002
2007-01-01 216.2 0.003
2008-01-01 68.0 0.001
2009-01-01 229.0 0.001
2010-01-01 212.3 0.002
2011-01-01 50.9 0.002
2012-01-01 221.3 0.003
2013-01-01 203.8 0.001
2014-01-01 44.9 0.002
2015-01-01 218.6 0.003
2016-01-01 156.5
2017-01-01 38.5 0.001
2018-01-01 215.8 0.003
2019-01-01 63.6 0.001
2020-01-01 226.5 0.001
2021-01-01 211.6 0.002
2022-01-01 49.8 0.002
2023-01-01 220.9 0.003
2024-01-01 201.6 0.001
2025-01-01 44.2 0.002
2026-01-01 218.2 0.003
2027-01-01 136.7
2028-01-01 36.3 0.001
2029-01-01 215.3 0.002
2030-01-01 60.3 0.001


 
grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.



 
 


wds15532%2B1312f.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic