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Doubles in this session
 
 
Current system
00462-2214
RST4155
 
 
Nearby doubles
15' : 00472-2213
LDS2154

17' : 00462-2231
KPP2671

23' : 00472-2158
LDS2153

27' : 00448-2201
ALD 98

29' : 00466-2242
CBL 204

34' : 00461-2141
UC 436

39' : 00437-2158
SLW 40

43' : 00441-2244
LDS2149

43' : 00432-2212
CVR 17

43' : 00432-2220
LDS2145

44' : 00447-2136
DON 11

46' : 00486-2143
SKF1358

48' : 00431-2154
DON 10

53' : 00432-2146
LDS1078

55' : 00476-2305
BRT1369

55' : 00435-2136
LDS2146

55' : 00495-2244
LDS2157

64' : 00417-2219
SLW 37

67' : 00493-2124
BU 301AB

72' : 00422-2300
I 1075

75' : 00437-2110
LDS2148

78' : 00491-2109
HDO 36

79' : 00427-2315
LDS2144

81' : 00456-2055
HU 1204

85' : 00516-2255
LDS1082

87' : 00522-2237
STN 3AB

 
 
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.

00462-2214 RST4155

 
 
00h 46m 11.05s -22° 14' 29.3" P.A. 243.2 sep 0.19 mag 9.76,10.03 Sp G0V dist. 93.81 pc (306.01 l.y.)
 
 
Coord 2000
00462-2214
 Discov num
RST4155
 Comp
Coord arcsec 2000
00 46 11.05 -22 14 29.3
Date first
1940
 Date last
2018
 Obs
16
Pa first
344
 Pa last
255
 P.A. Now (θ)
243.2°
Sep first
0.2
 Sep last
0.1
 Sep. Now (ρ)
0.19"
Mag pri
9.76
 Mag sec
10.03
 delta mag (ΔM)
0.27
 Spectral class
G0V (yellow)
Pri motion ra
-014
 Sec motion ra
Pri motion dec
+020
 Sec motion dec
Notes
O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
255.1
 Precise sep
0.149
 Constellation
Cetus
 SAO
166554
HIP
3606
 Tycho2
5849-02187-1
 Gaia DR2
84191606144
 HD
4397
CD
CD-22 248
 CP
CP-22 81
 Distance
93.81
 Distance ly
306.01
last precise pa
255.1
 last precise sep
0.149
 
 
ORBITAL ELEMENTS
 
 
Period (P)48y Periastron (T)1957.2y Semi-major axis (a)0.195a
Eccentricity (e)0.2 Inclination (i)138.5° Longitude of periastron (ω)13.5°
Node (Ω)28.8° Note Grade4(1=Definitive, 9=Indet.)
Equinox Last observation1983
label rho theta
2000 0.150 63.8
2001 0.153 54.7
2002 0.156 46.0
2003 0.157 37.5
2004 0.157 29.0
2005 0.155 20.4
2006 0.151 11.4
2007 0.146 2.0
2008 0.141 351.9
2009 0.136 341.0
2010 0.133 329.4
2011 0.131 317.4
2012 0.132 305.3
2013 0.136 293.6
2014 0.142 282.7
2015 0.150 272.9
2016 0.159 264.1
2017 0.169 256.3
2018 0.179 249.4
2019 0.189 243.2
2020 0.198 237.6
2021 0.206 232.4
2022 0.214 227.7
2023 0.220 223.2
2024 0.225 219.0
2025 0.229 214.9
2026 0.231 211.0
2027 0.233 207.1
2028 0.233 203.3
2029 0.232 199.4
2030 0.229 195.4

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


wds00462-2214a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
00462-2214 RST4155 1991 11 344 0.2 9.76 10.03 G0V NO 004611.05-221429.3
00462-2214 RST4155 2008 12 335 0.1 9.76 10.03 G0V NO 004611.05-221429.3
00462-2214 RST4155 2011 13 316 0.1 9.76 10.03 G0V NO 004611.05-221429.3
00462-2214 RST4155 2015 14 274 0.1 9.76 10.03 G0V O 004611.05-221429.3
00462-2214 RST4155 2017 15 261 0.1 9.76 10.03 G0V O 004611.05-221429.3

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