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Current system
00465-0131
RST 4157
HD 4424


Nearby doubles
18' : 00470-0115
BU 494

29' : 00447-0119
LDS5291

31' : 00450-0107
LDS5293

35' : 00475-0200
LDS5298

35' : 00486-0146
HDO 35

37' : 00466-0207
A 2601

41' : 00445-0104
RST4742

62' : 00506-0121
HJ 1998

63' : 00503-0102
DAM 765

64' : 00508-0052
J 302

69' : 00508-0155
HDS 113

71' : 00485-0233
LDS5302

76' : 00415-0118
LSC 9

80' : 00503-0227
BVD 66

86' : 00409-0114
GWP 78

99' : 00440-0001
BAL 647

101' : 00447-0006
LDS3196

102' : 00479-0310
CVR 347

105' : 00485-0010
OSW 11

108' : 00452+0015
LDS 836AB

110' : 00460+0019
WAA 12

121' : 00460-0030
WAA 11

123' : 00500+0013
GRV 981

125' : 00548-0133
BAL 3

128' : 00419-0016
CVR1050

135' : 00465+0044
LDS5296



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.

00465-0131 RST 4157 (HD 4424)

 
 
00h 46m 31.18s -01° 30' 31.3" P.A. 80.00 sep 0.1 mag 10.00,10.00 Sp G0
 
 
Coord 2000 00465-0131 Discov num RST4157 Comp Coord arcsec 2000 00 46 31.18 -01 30 31.3
Date first 1939 Date last 2020 Obs 9
Pa first 95 Pa last 79.6 P.A. Now (θ) 79.6°
Sep first 0.3 Sep last 0.135 Sep. Now (ρ) 0.135"
Mag pri 10.00 Mag sec 10.00 delta mag (ΔM) 0 Spectral class G0 (yellow)
Pri motion ra +047 Sec motion ra
Pri motion dec -027 Sec motion dec
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 4424 Constellation Cetus SAO 128948 Tycho2 4673-00637-1
Gaia DR2 2530623936580943488 HD 4424
 
 
ORBITAL ELEMENTS
 
 
Period (P)94.8y Periastron (T)2008.2y Semi-major axis (a)0.161a
Eccentricity (e)0.647 Inclination (i)59° Longitude of periastron (ω)200.6°
Node (Ω)97.8° Notes ReferenceTok2020g
Equinox2000 Last observation2019 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 193.6 0.060
2001 204.9 0.057
2002 217.0 0.056
2003 229.4 0.056
2004 241.4 0.057
2005 252.8 0.059
2006 263.6 0.060
2007 274.5 0.059
2008 286.2 0.055
2009 300.4 0.049
2010 319.4 0.042
2011 344.3 0.038
2012 10.6 0.040
2013 31.5 0.047
2014 45.8 0.058
2015 55.5 0.069
2016 62.4 0.081
2017 67.5 0.093
2018 71.5 0.104
2019 74.7 0.115
2020 77.3 0.126
2021 79.6 0.136
2022 81.6 0.145
2023 83.3 0.154
2024 84.8 0.162
2025 86.2 0.170
2026 87.5 0.178
2027 88.7 0.185
2028 89.8 0.192
2029 90.8 0.198
2030 91.8 0.204


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


 
  


wds00465-0131a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 00465-0131 RST 4157 (HD 4424) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Tok2020g orb - Tokovinin, A. 2020IAUDS.201....1A
Tok2020g Inf. Circ. 201, 1, 2020
 
 
DISCOVERER
 
 
idgroup discov author
1 RST Rossiter, R.A.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
00465-0131 RST4157 1986 4 13 0.2 10.00 10.00 G0 004631.18-013031.3
00465-0131 RST4157 2008 5 114 0.1 10.00 10.00 G0 004631.18-013031.3
00465-0131 RST4157 2015 6 61 0.1 10.00 10.00 G0 004631.18-013031.3
00465-0131 RST4157 2018 7 74 0.1 10.00 10.00 G0 004631.18-013031.3
00465-0131 RST4157 2019 8 76 0.1 10.00 10.00 G0 004631.18-013031.3
00465-0131 RST4157 2020 9 80 0.1 10.00 10.00 G0 O 004631.18-013031.3

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

 
 
WDS 00465-0131 RST 4157 (HD 4424) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 00465-0131 RST 4157 (HD 4424) : MEASURES
 
 
No records found.

 
 
WDS 00465-0131 (HD 4424) : VIRTUAL EYEPIECE
 
 

00465-0131 RST4157A mag 10 Sp G0 00465-0131 RST4157B sep 0.1 P.A. 79.60 mag 10 virtual eyepiece
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 00465-0131 (HD 4424) : ALADIN DSS IMAGE @ 00h 46m 31.18s -01° 30' 31.3"
 
 
 
 
WDS 00465-0131 RST 4157 (HD 4424) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

00465-0131 RST4157 distance=0' 00470-0115 BU 494 distance=18' 00447-0119 LDS5291 distance=29' 00450-0107 LDS5293 distance=31' 00475-0200 LDS5298 distance=35' 00486-0146 HDO 35 distance=35' 00466-0207 A 2601 distance=37' 00445-0104 RST4742 distance=41' 00506-0121 HJ 1998 distance=62' 00503-0102 DAM 765 distance=63' 00508-0052 J 302 distance=64' 00508-0155 HDS 113 distance=69' 00485-0233 LDS5302 distance=71' 00415-0118 LSC 9 distance=76' 00503-0227 BVD 66 distance=80' 00409-0114 GWP 78 distance=86' 00440-0001 BAL 647 distance=99' 00447-0006 LDS3196 distance=101' 00479-0310 CVR 347 distance=102' 00485-0010 OSW 11 distance=105' 00452+0015 LDS 836AB distance=108' 00452+0015 OCC 61Aa,Ab distance=108' 00452+0015 RAO 4BC distance=109' 00460+0019 WAA 12 distance=110' 00390-0110 KPP4424AC distance=115' 00460-0030 WAA 11 distance=121' 00500+0013 GRV 981 distance=123' 00548-0133 BAL 3 distance=125' 00419-0016 CVR1050 distance=128' 00465+0044 LDS5296 distance=135' 00402-0009 WAA 10 distance=138' 00427-0034 SKF1660 distance=138' 00475-0046 OSW 22 distance=138' 00536+0002 OSW 25 distance=142' 00523-0022 A 1901 distance=142' 00535+0006 LDS3209 distance=144' 00406-0023 ARG 48 distance=145' 00427+0044 RST4741 distance=147' 00397+0017 LDS3188 distance=147' 00430-0351 HDS 95 distance=151' 00434-0054 BU 1350BC distance=151' 00434-0054 STF 53AB distance=152' 00429+0051 A 2304 distance=152' 00485-0100 WAA 13 distance=154' 00425-0052 SKF1659 distance=156' 00500-0401 RST4158 distance=160' 00432-0402 CVR 18 distance=160' 00529-0038 LDS 29 distance=161' 00521-0052 WAA 14 distance=166' 00537-0337 CVR 20 distance=167' 00535-0041 TOB 359 distance=168' grafico limitrofi
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Show name coord_2000 discov# comp pa sep dist(')
Show 00465-0131 RST4157 80 0.1
Show 00470-0115 BU 494 159 1.3 18
Show 00447-0119 LDS5291 110 171.0 29
Show 00450-0107 LDS5293 182 34.9 31
Show 00475-0200 LDS5298 85 199.4 35
Show 00486-0146 HDO 35 34 7.3 35
Show 00466-0207 A 2601 277 0.2 37
Show 00445-0104 RST4742 91 1.1 41
Show 00506-0121 HJ 1998 331 21.1 62
Show 00503-0102 DAM 765 135 5.6 63
Show 00508-0052 J 302 67 3.9 64
Show 00508-0155 HDS 113 349 0.9 69
Show 00485-0233 LDS5302 266 446.8 71
Show 00415-0118 LSC 9 25 0.3 76
Show 00503-0227 BVD 66 109 39.6 80
Show 00409-0114 GWP 78 236 10.7 86
Show 00440-0001 BAL 647 271 25.3 99
Show 00447-0006 LDS3196 306 13.9 101
Show 00479-0310 CVR 347 315 11.8 102
Show 00485-0010 OSW 11 337 17.0 105
Show 00452+0015 LDS 836 AB 45 55.4 108
Show 00452+0015 OCC 61 Aa,Ab -1 0.1 108
Show 00452+0015 RAO 4 BC 224 1.6 109
Show 00460+0019 WAA 12 312 12.4 110
Show 00390-0110 KPP4424 AC 354 11.0 115
Show 00460-0030 WAA 11 67 8.2 121
Show 00500+0013 GRV 981 87 19.9 123
Show 00548-0133 BAL 3 23 10.2 125
Show 00419-0016 CVR1050 159 3.1 128
Show 00465+0044 LDS5296 282 200.5 135
Show 00402-0009 WAA 10 21 1.4 138
Show 00427-0034 SKF1660 344 2.6 138
Show 00475-0046 OSW 22 68 35.0 138
Show 00536+0002 OSW 25 168 97.8 142
Show 00523-0022 A 1901 312 0.7 142
Show 00535+0006 LDS3209 300 2.0 144
Show 00406-0023 ARG 48 62 18.3 145
Show 00427+0044 RST4741 59 1.1 147
Show 00397+0017 LDS3188 27 79.3 147
Show 00430-0351 HDS 95 344 0.9 151
Show 00434-0054 BU 1350 BC 25 127.9 151
Show 00434-0054 STF 53 AB 4 51.7 152
Show 00429+0051 A 2304 73 2.3 152
Show 00485-0100 WAA 13 111 1.3 154
Show 00425-0052 SKF1659 343 1.2 156
Show 00500-0401 RST4158 259 2.7 160
Show 00432-0402 CVR 18 181 15.6 160
Show 00529-0038 LDS 29 57 10.1 161
Show 00521-0052 WAA 14 221 7.3 166
Show 00537-0337 CVR 20 302 7.2 167
Show 00535-0041 TOB 359 248 36.8 168

 
 
WDS 00465-0131 : COMPONENTS
 
 
  A
B pa=79.6°
sep=0.13"
 
 
00465-0131 A
 
 
Componente originario normalizzato AB Name HD 4424 Coord arcsec 2000 004631.18-013031.3 Mag 10
Spectral class G0 (yellow) PmRA 47.00 PmDE -27.0 SAO 128948
Tycho2 4673-00637-1 HD 4424 DM BD-02 104
Tycho2
Tycho2 4673-00637-1 Pflag RAmdeg 11.62994983 DEmdeg -1.50869608
PmRA 47.4 PmDE -27.9 E RAmdeg 13 E DEmdeg 14
E pmRA 1.0 E pmDE 1.0 EpRAm 1987.45 EpDEm 1986.22
Num 12 Q RAmdeg 1.4 Q DEmdeg 1.0 Q pmRA 1.4
Q pmDE 1.0 BTmag 9.886 E BTmag 0.029 VTmag 9.209
E VTmag 0.021 Prox 780 TYC T HIP
CCDM RAdeg 11.62984333 DEdeg -1.50863139 EpRA 1990 1.75
EpDE 1990 1.64 E RAdeg 13.5 E DEdeg 15.5 Posflg
Corr 0.0
SAO
SAO 128948 DelFlag RA1950 PmRA1950 0.0042
DE1950 PmDE1950 -0.004 Vmag 8.9 SpType G0
Double code Source 27 CatNum 163 DM BD-02 104
DMcomp BDsup HD 4424 M HD 0
GC RA1950rad 0.19181709 DE1950rad -0.03108823 PmRA2000 0.0044
PmDE2000 -0.009
CCDM
Ccdm 00465-0131 RComp Comp A Note1
Note2 Discov num DRAs 1.22 DDEs 29.9
R dRAs 12 Year Theta Rho
Obs 2 Vmag 9.9 Sp G0 PmNote
PmRA 75 PmDE -7 Dm number -02 104 Cat1 BD
Name2 -01 63 Cat2 AGK2/3 HD 4424 M HD
ADS BDS M ADS BDS N IDS IDS 00414S0203A
HIC
 
 
00465-0131 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 004631.19-013031.3 Mag 10 Calc coord yes
CCDM
Ccdm 00465-0131 RComp Comp B Note1
Note2 Discov num RST4157 DRAs DDEs
R dRAs Year 1939 Theta 095 Rho 0.2
Obs 5 Vmag 9.9 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 00414S0203B
HIC