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Doubles in session


Current system
00036-3106
TOK 686
HD 225120


Nearby doubles
8' : 00031-3107
TDS1274

12' : 00040-3116
LDS2080

43' : 00012-3036
KPP 47

44' : 00007-3044
LDS2069

52' : 00069-3036
HDS 10

55' : 00059-3020
RST5180AB

58' : 00063-3020
TOI 348

63' : 00030-3207
LDS2074

66' : 00080-3139
BVD 46

68' : 00059-3005
KPP 701

79' : 00092-3035
LDS2093

84' : 00079-3005
LDS2092

85' : 00023-2943
B 631

86' : 00049-3230
SEE 500

87' : 00079-2959
TOI 224

90' : 00048-2938
DCH 125

103' : 00074-2936
LDS2088

105' : 00008-3244
I 1478

113' : 00096-3229
KPP1257

114' : 00083-3242
RST2233

114' : 00123-3128
PRO 1

117' : 00006-2916
TDS1240

118' : 00068-2916
LDS2087

119' : 00103-3227
LDS2097

122' : 00062-2909
LDS2086

126' : 00034-2900
B 634



Selections
Full WDS
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.

00036-3106 TOK 686 (HD 225120)

 
 
00h 03m 37.06s -31° 05' 38.9" P.A. 171.00 sep 0.1 mag 7.50,10.60 Sp F9V dist. 64.81 pc (211.41 l.y.)
 
 
Coord 2000 00036-3106 Discov num TOK 686 Comp Coord arcsec 2000 00 03 37.06 -31 05 38.9
Date first 2015 Date last 2023 Obs 8
Pa first 5 Pa last 170.7 P.A. Now (θ) 170.7°
Sep first 0.1 Sep last 0.102 Sep. Now (ρ) 0.102"
Mag pri 7.50 Mag sec 10.60 delta mag (ΔM) 3.1 Spectral class F9V (yellow-white)
Pri motion ra +095 Sec motion ra
Pri motion dec -044 Sec motion dec
Notes O R (Orbital solution, Red magnitudes)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 225120 Constellation Sculptor HIP 290 Tycho2 6989-01159-1
Gaia DR2 2314544136214808576 HD 225120 CD CD-3119578 CP CP-31 6889
Distance 64.81 Distance ly 211.41
 
 
ORBITAL ELEMENTS
 
 
Period (P)14.014y Periastron (T)2013.792y Semi-major axis (a)0.131a
Eccentricity (e)0.233 Inclination (i)71.2° Longitude of periastron (ω)264.9°
Node (Ω)11.8° Notes ReferenceTok2024c
Equinox Last observation Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 295.0 0.033
2001 353.6 0.079
2002 7.8 0.118
2003 16.5 0.131
2004 25.0 0.122
2005 36.3 0.098
2006 56.5 0.070
2007 97.0 0.052
2008 141.8 0.064
2009 165.3 0.092
2010 178.0 0.116
2011 187.3 0.125
2012 196.9 0.111
2013 214.2 0.069
2014 293.2 0.033
2015 353.3 0.079
2016 7.6 0.118
2017 16.3 0.131
2018 24.8 0.122
2019 36.1 0.099
2020 56.1 0.070
2021 96.2 0.052
2022 141.3 0.064
2023 165.1 0.092
2024 177.9 0.116
2025 187.2 0.125
2026 196.8 0.111
2027 213.8 0.070
2028 291.4 0.033
2029 353.0 0.078
2030 7.5 0.117
2031 16.2 0.131
2032 24.7 0.122
2033 35.9 0.099
2034 55.7 0.071
2035 95.5 0.052
2036 140.8 0.064
2037 164.8 0.091
2038 177.7 0.115
2039 187.1 0.125
2040 196.6 0.112
2041 213.4 0.071
2042 289.6 0.033
2043 352.6 0.077
2044 7.3 0.117
2045 16.1 0.131
2046 24.6 0.122
2047 35.7 0.100
2048 55.3 0.071
2049 94.8 0.052
2050 140.3 0.063


 
 grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
wds00036-3106b.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic