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Current system
01200-1549
HJ 2036
HD 8071


Nearby doubles
9' : 01195-1542
HU 416

19' : 01212-1544
GWP 173

36' : 01205-1514
TDS1848

40' : 01173-1538
SKF2145

47' : 01215-1629
HU 417

53' : 01218-1503
GWP 174

58' : 01162-1529
GWP 159

60' : 01170-1508
GWP 162

60' : 01200-1648
AOT 1

67' : 01185-1652
GWP 168

69' : 01237-1631
AOT 3

69' : 01247-1540
HDS 182

69' : 01247-1541
LDS3276AB

71' : 01245-1615
HU 418

72' : 01224-1652
AOT 2

73' : 01249-1534
BRT 604

75' : 01251-1547
CLZ 7

76' : 01148-1534
LDS5324

81' : 01197-1709
GWP 170

83' : 01222-1705
GWP 176

86' : 01183-1711
SKF 329

95' : 01159-1428
HDO 44

98' : 01163-1427
RST4170

100' : 01221-1723
LDS5331

101' : 01188-1728
ARA 143

107' : 01258-1444
LDS5333



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.

01200-1549 HJ 2036 (HD 8071)

 
 
01h 19m 57.74s -15° 48' 50.8" P.A. 338.00 sep 2.2 mag 7.40,7.61 Sp G0IV dist. 46.21 pc (150.74 l.y.)
 
 
Coord 2000 01200-1549 Discov num HJ 2036 Comp Coord arcsec 2000 01 19 57.74 -15 48 50.8
Date first 1830 Date last 2018 Obs 118
Pa first 53 Pa last 337.8 P.A. Now (θ) 337.8°
Sep first 2.0 Sep last 2.171 Sep. Now (ρ) 2.171"
Mag pri 7.40 Mag sec 7.61 delta mag (ΔM) 0.21 Spectral class G0IV (yellow)
Pri motion ra +053 Sec motion ra +053
Pri motion dec -107 Sec motion dec -107
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 8071 Constellation Cetus SAO 147741 HIP 6234
Tycho2 5851-01822-1 Gaia DR2 2454680604026819200 HD 8071 GC 1605
ADS 1087 BD BD-16 223 Distance 46.21 Distance ly 150.74
 
 
ORBITAL ELEMENTS
 
 
Period (P)1443.343y± 37.617 Periastron (T)2674.911y± 18.428 Semi-major axis (a)3.4307a± 0.2653
Eccentricity (e)0.0922± 0.0244 Inclination (i)114.06°± 2.9 Longitude of periastron (ω)288.88°± 24.5
Node (Ω)124.78°± 1.6 Notes ReferenceOle2003d
Equinox2000 Last observation1999 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 341.5 2.237
2001 341.3 2.245
2002 341.1 2.253
2003 340.8 2.261
2004 340.6 2.269
2005 340.4 2.277
2006 340.1 2.285
2007 339.9 2.292
2008 339.7 2.300
2009 339.5 2.308
2010 339.2 2.316
2011 339.0 2.324
2012 338.8 2.332
2013 338.6 2.340
2014 338.4 2.348
2015 338.1 2.356
2016 337.9 2.363
2017 337.7 2.371
2018 337.5 2.379
2019 337.3 2.387
2020 337.1 2.395
2021 336.9 2.403
2022 336.7 2.411
2023 336.5 2.419
2024 336.3 2.426
2025 336.1 2.434
2026 335.9 2.442
2027 335.7 2.450
2028 335.5 2.458
2029 335.3 2.466
2030 335.1 2.473
2031 334.9 2.481
2032 334.7 2.489
2033 334.5 2.497
2034 334.3 2.505
2035 334.1 2.512
2036 333.9 2.520
2037 333.7 2.528
2038 333.6 2.536
2039 333.4 2.543
2040 333.2 2.551
2041 333.0 2.559
2042 332.8 2.567
2043 332.6 2.574
2044 332.5 2.582
2045 332.3 2.590
2046 332.1 2.597
2047 331.9 2.605
2048 331.8 2.613
2049 331.6 2.620
2050 331.4 2.628


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


 
  


wds01200-1549a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 01200-1549 HJ 2036 (HD 8071) : NOTES
 
 
discov_num notes refcode
HJ 2036 A is an SB. Binary or triple? Tok2014d
 
 
REFERENCES
 
 
refcode metd author reference
Ole2003d orb - Olevic, D., Popovic, G.M., Pavlovic, R., & Cvetkovic, Z. 2003SerAJ.166...43O
Ole2003d SerAJ 166, 43, 2003 (erratum SerAJ 167, 111, 2003) 2003SerAJ.161..111O
Tok2014d E2 - Tokovinin, A. 2014AJ....147...86T
Tok2014d AJ 147, 86, 2014
 
 
DISCOVERER
 
 
idgroup discov author
1 HJ Herschel, J.F.W.
204 TOK Tokovinin, A., Cantarutti, R., Tighe, R., Schurter, P., van der Bliek, N.,
204 TOK Martinez, M., & Mondaca, E.
269 TOK Tokovinin, A., Corbett, H., Fors, O., Howard, W., Law, N.M., Moe, M.,
269 TOK Ratzloff, J. & Walter, F.M.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
01200-1549 HJ 2036 2007 106 339 2.1 7.40 7.61 G0IV OD 011957.74-154850.8
01200-1549 HJ 2036 2008 107 339 2.3 7.40 7.61 G0IV OD 011957.74-154850.8
01200-1549 HJ 2036 2009 107 340 2.2 7.40 7.61 G0IV OD 011957.74-154850.8
01200-1549 HJ 2036 2010 110 339 2.2 7.40 7.61 G0IV OD 011957.74-154850.8
01200-1549 HJ 2036 2014 114 338 2.4 7.40 7.61 G0IV O 011957.74-154850.8
01200-1549 HJ 2036 2016 115 338 2.4 7.40 7.61 G0IV NO 011957.74-154850.8
01200-1549 HJ 2036 2018 116 339 2.2 7.40 7.61 G0IV NO 011957.74-154850.8

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

 
 
WDS 01200-1549 HJ 2036 (HD 8071) : VISUAL OBSERVATIONS REPORTS
 
 
Show date username difficulty separation pa_estim interest notes
Show 23/11/17 Daedalus1 mean difficulty separated 337   Very tight pair. Primary yellow-white, very slightly brighter than the white companion.

 
 
WDS 01200-1549 HJ 2036 (HD 8071) : MEASURES
 
 
Records found: 1
Show date username difficulty sep sep_sigma pa pa_sigma delta_mag # notes
Show 23/11/17 Daedalus1 mean difficulty 2.44 0.05 337.00 0.00 0.21 12 Seeing: Pickering 5, poor.
 
 
WDS 01200-1549 (HD 8071) : VIRTUAL EYEPIECE
 
 

01200-1549 HJ 2036A mag 7.4 Sp G0IV 01200-1549 HJ 2036B sep 2.2 P.A. 338.60 mag 7.61 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 01200-1549 (HD 8071) : ALADIN DSS IMAGE @ 01h 19m 57.74s -15° 48' 50.8"
 
 
 
 
WDS 01200-1549 HJ 2036 (HD 8071) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

01200-1549 HJ 2036 distance=0' 01195-1542 HU 416 distance=9' 01212-1544 GWP 173 distance=19' 01205-1514 TDS1848 distance=36' 01173-1538 SKF2145 distance=40' 01215-1629 HU 417 distance=47' 01218-1503 GWP 174 distance=53' 01162-1529 GWP 159 distance=58' 01170-1508 GWP 162 distance=60' 01200-1648 AOT 1 distance=60' 01185-1652 GWP 168 distance=67' 01237-1631 AOT 3 distance=69' 01247-1540 HDS 182 distance=69' 01247-1541 LDS3276AB distance=69' 01247-1541 RAO 532Aa,Ab distance=69' 01245-1615 HU 418 distance=71' 01224-1652 AOT 2 distance=72' 01249-1534 BRT 604 distance=73' 01251-1547 CLZ 7 distance=75' 01148-1534 LDS5324 distance=76' 01197-1709 GWP 170 distance=81' 01222-1705 GWP 176 distance=83' 01183-1711 SKF 329 distance=86' 01159-1428 HDO 44 distance=95' 01163-1427 RST4170 distance=98' 01221-1723 LDS5331 distance=100' 01188-1728 ARA 143 distance=101' 01258-1444 LDS5333 distance=107' 01127-1529 KPP2043 distance=108' 01232-1407 SKF2149 distance=113' 01137-1429 RST4168 distance=121' 01129-1443 GWP 152 distance=122' 01283-1615 LDS3284 distance=122' 01284-1554 RST3355 distance=123' 01240-1743 LDS3272 distance=128' 01244-1353 GWP 184 distance=133' 01287-1458 TSN 121 distance=136' 01265-1727 B 2515 distance=136' 01104-1510 LDS3239 distance=143' 01287-1702 HDS 194 distance=146' 01281-1716 HJ 3437 distance=146' 01263-1354 STF 124 distance=148' 01107-1710 HU 415 distance=157' 01168-1318 DEA 14 distance=158' 01288-1723 SKF 119 distance=159' 01089-1538 RST3354 distance=160' 01217-1831 LDS3269 distance=164' 01101-1425 HDS 153 distance=166' 01256-1325 KPP1468 distance=166' 01152-1318 GAL 36 distance=166' 01221-1304 SKF2148 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 01200-1549 HJ 2036 338 2.2 0
Show 01195-1542 HU 416 71 0.7 9
Show 01212-1544 GWP 173 331 14.5 19
Show 01205-1514 TDS1848 315 1.8 36
Show 01173-1538 SKF2145 73 24.1 40
Show 01215-1629 HU 417 327 2.7 47
Show 01218-1503 GWP 174 143 41.6 53
Show 01162-1529 GWP 159 148 44.8 58
Show 01170-1508 GWP 162 296 12.6 60
Show 01200-1648 AOT 1 312 28.6 60
Show 01185-1652 GWP 168 174 13.2 67
Show 01237-1631 AOT 3 229 10.5 69
Show 01247-1540 HDS 182 214 0.3 69
Show 01247-1541 LDS3276 AB 163 33.6 69
Show 01247-1541 RAO 532 Aa,Ab 228 0.3 69
Show 01245-1615 HU 418 101 4.1 71
Show 01224-1652 AOT 2 179 16.6 72
Show 01249-1534 BRT 604 102 5.0 73
Show 01251-1547 CLZ 7 335 25.7 75
Show 01148-1534 LDS5324 35 69.0 76
Show 01197-1709 GWP 170 66 43.8 81
Show 01222-1705 GWP 176 352 43.6 83
Show 01183-1711 SKF 329 135 2.5 86
Show 01159-1428 HDO 44 16 11.4 95
Show 01163-1427 RST4170 88 1.6 98
Show 01221-1723 LDS5331 286 155.3 100
Show 01188-1728 ARA 143 222 7.0 101
Show 01258-1444 LDS5333 102 283.0 107
Show 01127-1529 KPP2043 52 16.3 108
Show 01232-1407 SKF2149 244 11.8 113
Show 01137-1429 RST4168 23 1.8 121
Show 01129-1443 GWP 152 192 60.7 122
Show 01283-1615 LDS3284 274 14.2 122
Show 01284-1554 RST3355 342 0.7 123
Show 01240-1743 LDS3272 180 32.3 128
Show 01244-1353 GWP 184 153 8.9 133
Show 01287-1458 TSN 121 306 0.3 136
Show 01265-1727 B 2515 347 0.2 136
Show 01104-1510 LDS3239 67 2.3 143
Show 01287-1702 HDS 194 202 0.5 146
Show 01281-1716 HJ 3437 246 12.1 146
Show 01263-1354 STF 124 233 7.2 148
Show 01107-1710 HU 415 0 1.9 157
Show 01168-1318 DEA 14 158 38.5 158
Show 01288-1723 SKF 119 346 19.9 159
Show 01089-1538 RST3354 137 3.6 160
Show 01217-1831 LDS3269 106 196.1 164
Show 01101-1425 HDS 153 225 0.1 166
Show 01256-1325 KPP1468 33 11.1 166
Show 01152-1318 GAL 36 264 12.5 166
Show 01221-1304 SKF2148 353 2.8 168

 
 
WDS 01200-1549 : COMPONENTS
 
 
  A
B pa=338.6°
sep=2.16"
 
 
01200-1549 A
 
 
Name HD 8071 Coord arcsec 2000 011957.74-154850.8 Mag 7.4 Spectral class G0IV (yellow)
PmRA 53.00 PmDE -107.0 SAO 147741 HIP 6234
Tycho2 5851-01822-1 HD 8071 GC 1605 BD BD-16 223
Tycho2
Tycho2 5851-01822-1 Pflag P RAmdeg 19.99058585 DEmdeg -15.81410868
PmRA 52.8 PmDE -107.0 E RAmdeg 4 E DEmdeg 5
E pmRA 2.5 E pmDE 2.5 EpRAm 1991.72 EpDEm 1991.33
Num 3 Q RAmdeg 0.5 Q DEmdeg 0.2 Q pmRA 0.4
Q pmDE 0.2 BTmag 8.027 E BTmag 0.016 VTmag 7.397
E VTmag 0.011 Prox 22 TYC T HIP 6234
CCDM A RAdeg 19.99053000 DEdeg -15.81408944 EpRA 1990 1.75
EpDE 1990 1.38 E RAdeg 4.3 E DEdeg 5.3 Posflg D
Corr -0.1
SAO
SAO 147741 DelFlag RA1950 PmRA1950 0.0038
DE1950 PmDE1950 -0.096 Vmag 6.8 SpType G0
Double code Source 70 CatNum 1605 DM BD-16 223
DMcomp BDsup HD 8071 M HD 0
GC 1605 RA1950rad 0.33817367 DE1950rad -0.28056048 PmRA2000 0.0041
PmDE2000 -0.099
Hipparcos
Catalog H HIP 6234 Proxy H RAhms 01 19 57.73
DEdms -15 48 50.7 Vmag 6.7 VarFlag R Vmag G
RAdeg 19.9905 DEdeg -15.8141 AstroRef A Plx 19.67
CCDM 01200-1549 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 344 Rho 2.183 HD 8071 BD BD-16 223
CD CP Dm number -16 223 VIred 0.66
SpType G0V R SpType Coord arcsec 2000 011957.73-154850.7
Hipparcos 2
HIP 6234 Sn 15 So 3 Nc 2
RArad 0.348900496 DErad -0.2760078273 Plx 21.64 PmRA 64.7
PmDE -96.7 E RArad 0.78 E DErad 0.59 E Plx 1.3
E pmRA 1.11 E pmDE 0.58 Hpmag 6.8247 E Hpmag 0.0006
SHp 0.006 VA 0 BV 0.584 E BV 0.015
VI 0.66
CCDM
Ccdm 01200-1549 RComp Comp A Note1
Note2 Discov num DRAs -2.24 DDEs 9.3
R dRAs 10 Year Theta Rho
Obs 2 Vmag 7.5 Sp G0 PmNote *
PmRA 56 PmDE -95 Dm number -16 223 Cat1 BD
Name2 147741 Cat2 SAO HD 8071 M HD
ADS BDS A 1087 M ADS BDS N IDS IDS 01150S1620A
HIC 6234
 
 
01200-1549 B
 
 
Coord arcsec 2000 011957.69-154848.8 Mag 7.61 PmRA 53.00 PmDE -107.0
HIP 6234 Tycho2 5851-01822-2 Calc delta mag 0.21 Calc coord yes
Tycho2
Tycho2 5851-01822-2 Pflag P RAmdeg 19.99058585 DEmdeg -15.81410868
PmRA 52.8 PmDE -107.0 E RAmdeg 4 E DEmdeg 5
E pmRA 2.5 E pmDE 2.5 EpRAm 1991.72 EpDEm 1991.33
Num 3 Q RAmdeg 0.5 Q DEmdeg 0.2 Q pmRA 0.4
Q pmDE 0.2 BTmag 8.264 E BTmag 0.016 VTmag 7.610
E VTmag 0.011 Prox 22 TYC T HIP 6234
CCDM B RAdeg 19.99035722 DEdeg -15.81350472 EpRA 1990 1.75
EpDE 1990 1.39 E RAdeg 4.7 E DEdeg 5.9 Posflg D
Corr -0.1
Hipparcos
Catalog H HIP 6234 Proxy H RAhms 01 19 57.73
DEdms -15 48 50.7 Vmag 6.7 VarFlag R Vmag G
RAdeg 19.9905 DEdeg -15.8141 AstroRef A Plx 19.67
CCDM 01200-1549 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 344 Rho 2.183 HD 8071 BD BD-16 223
CD CP Dm number -16 223 VIred 0.66
SpType G0V R SpType Coord arcsec 2000 011957.73-154850.7
Hipparcos 2
HIP 6234 Sn 15 So 3 Nc 2
RArad 0.348900496 DErad -0.2760078273 Plx 21.64 PmRA 64.7
PmDE -96.7 E RArad 0.78 E DErad 0.59 E Plx 1.3
E pmRA 1.11 E pmDE 0.58 Hpmag 6.8247 E Hpmag 0.0006
SHp 0.006 VA 0 BV 0.584 E BV 0.015
VI 0.66
CCDM
Ccdm 01200-1549 RComp Comp B Note1
Note2 Discov num HJ 2036 DRAs DDEs
R dRAs Year 1959 Theta 353 Rho 1.8
Obs 99 Vmag 7.7 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 1087 M ADS BDS N IDS IDS 01150S1620B
HIC 6234