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Doubles in session


Current system
08582+1945
LDS 3836


Nearby doubles
17' : 08578+2001
LDS3835

23' : 08567+1951
BLL 27AB

27' : 08593+2006
BRT2396

32' : 08570+2012
SHN 271

37' : 08557+1939
GWP1114

40' : 08557+2000
COU 774

46' : 09010+1922
CVR1185

54' : 08545+1957
BRT2394

56' : 08564+2035
HJ 461

58' : 08542+1935
HDS1286

63' : 08563+2042
STJ 32

63' : 08539+1958
COU 773

74' : 08544+2035
SHN 270

76' : 08538+2028
UC 1727

76' : 08598+1833
CVR 86

77' : 08529+1957
TDS6160

81' : 08584+1825
GWP1123

85' : 08589+2110
KPP3770

86' : 09020+1838
COU 957

88' : 08520+1938
LDS3825

90' : 09044+1925
KPP2025

96' : 08554+2112
BRT2395

105' : 09023+1818
CVR 517

106' : 08517+2036
SLW 306

108' : 09008+2127
OCC 706

108' : 09040+2057
OCC 160



Selections
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Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

08582+1945 LDS 3836

 
 
08h 58m 15.13s +19° 45' 47.1" P.A. 249.00 sep 2.6 mag 13.37,13.37 Sp M5.5V+M6V
 
 
Coord 2000 08582+1945 Discov num LDS3836 Comp Coord arcsec 2000 08 58 15.13 +19 45 47.1
Date first 1960 Date last 2021 Obs 21
Pa first 333 Pa last 248.6 P.A. Now (θ) 248.6°
Sep first 4.5 Sep last 2.636 Sep. Now (ρ) 2.636"
Mag pri 13.37 Mag sec 13.37 delta mag (ΔM) 0 Spectral class M5.5V+M6V (red/red)
Pri motion ra -847 Sec motion ra -847
Pri motion dec -066 Sec motion dec -066
Notes N O T (See Notes, Orbital solution, Parallax indicates physical)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cancer
 
 
ORBITAL ELEMENTS
 
 
Period (P)123.6412y Periastron (T)2002.2858y Semi-major axis (a)3.1449a
Eccentricity (e)0.4888 Inclination (i)38.9225° Longitude of periastron (ω)351.5415°
Node (Ω)139.9971° Notesn ReferenceKpp2020f
Equinox Last observation Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 115.5 1.562
2001 123.5 1.579
2002 131.2 1.596
2003 138.8 1.611
2004 146.3 1.623
2005 153.7 1.633
2006 160.9 1.640
2007 168.2 1.648
2008 175.3 1.657
2009 182.4 1.670
2010 189.3 1.688
2011 196.1 1.714
2012 202.6 1.746
2013 208.9 1.786
2014 214.9 1.834
2015 220.5 1.889
2016 225.8 1.951
2017 230.8 2.018
2018 235.4 2.090
2019 239.8 2.166
2020 243.8 2.245
2021 247.5 2.327
2022 251.0 2.411
2023 254.2 2.496
2024 257.3 2.582
2025 260.1 2.668
2026 262.8 2.754
2027 265.3 2.839
2028 267.6 2.924
2029 269.9 3.008
2030 272.0 3.091
2031 274.0 3.172
2032 275.8 3.252
2033 277.7 3.330
2034 279.4 3.406
2035 281.0 3.481
2036 282.6 3.554
2037 284.1 3.624
2038 285.6 3.693
2039 287.0 3.759
2040 288.3 3.824
2041 289.7 3.886
2042 290.9 3.945
2043 292.2 4.003
2044 293.4 4.058
2045 294.6 4.111
2046 295.7 4.162
2047 296.8 4.210
2048 297.9 4.256
2049 299.0 4.299
2050 300.0 4.341


 
 grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
wds08582%2B1945a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic