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Current system
01591+3313
ENG 9 AB
HD 12051


Nearby doubles
15' : 01581+3305
COU 860

16' : 01579+3310
A 1920

23' : 01586+3334
HDS 267

27' : 01587+3246
LDS3329

31' : 02015+3319
BU 872AB

33' : 02019+3324
MLB 450AB

47' : 02027+3313
SEI 21

49' : 02030+3317
STF 201

51' : 02021+3347
A 1924

53' : 02021+3236
LDS3336

60' : 01596+3413
HO 11

62' : 02039+3349
ES 2366

74' : 01576+3202
UC 20

78' : 01585+3155
AG 28

81' : 02055+3308
ES 322

84' : 02048+3230
DAM1000

89' : 02035+3422
A 1925AB

90' : 02012+3147
ES 2405

93' : 01581+3444
COU 859AB

95' : 02035+3156
SEI 22

96' : 02021+3146
CVR 410

96' : 02009+3141
ES 2404

96' : 01523+3355
HU 805AB

99' : 02028+3440
HO 12

101' : 01576+3134
STF 187AB

103' : 01512+3245
TDS2024



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.

01591+3313 ENG 9 AB (HD 12051)

 
 
01h 59m 06.63s +33° 12' 34.8" P.A. 136.00 sep 86.2 mag 7.23,9.79 Sp G5 dist. 24.98 pc (81.48 l.y.)
 
 
Coord 2000 01591+3313 Discov num ENG   9 Comp AB Coord arcsec 2000 01 59 06.63 +33 12 34.8
Date first 1893 Date last 2015 Obs 15
Pa first 139 Pa last 135.8 P.A. Now (θ) 135.8°
Sep first 136.6 Sep last 86.22 Sep. Now (ρ) 86.22"
Mag pri 7.23 Mag sec 9.79 delta mag (ΔM) 2.56 Spectral class G5 (yellow)
Pri motion ra +244 Sec motion ra +002
Pri motion dec -352 Sec motion dec -007
Notes N L U (See Notes, Linear solution, Proper motion indicates non-physical)
rPM=0.984
This double is not physical.
 
 
01591+3313 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 12051 55167 01 59 07 +33 12 35 ENG 9 AB 2015 15 136 86.2 7.23 9.79 2.56 <===
Show 55167 01 59 07 +33 12 35 BUP 28 AC 2015 8 11 111.0 7.23 12.20 4.97
Show 55167 01 59 07 +33 12 35 DEA 39 AD 2015 2 85 50.2 5.32 14.32 9.00
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 12051 Constellation Triangulum SAO 55167 HIP 9269
Tycho2 2312-02433-1 HD 12051 GC 2382 GL Gl 82.1
BD BD+32 360 Distance 24.98 Distance ly 81.48
 
 
WDS 01591+3313 ENG 9 AB (HD 12051) : NOTES
 
 
discov_num notes refcode
ENG 9 AB: Optical pair, based on study of relative motion of the components
using the method of apparent motion parameters. Kiy2008
AB: Rectilinear solution by Friedman et al. (2011). USN2011a
 
 
REFERENCES
 
 
refcode metd author reference
Kiy2008 - Kiyaeva, O.V., Kiselev, A.A. & Izmailov, I.S. 2008SvAL...32..405K
Kiy2008 SvAL 34, 405, 2008
USN2011a lin - Friedman, E.A., Mason, B.D., & Hartkopf, W.I. 2011IAUDS.175....1F
USN2011a Inf. Circ. 175, 1, 2011
 
 
DISCOVERER
 
 
idgroup discov author
1 BUP Burnham proper motion stars (see Burnham, Carnegie Inst. Wash. #168, 1913)
1 DEA Deacon, N.R., Hambly, N.C. & Cooke, J.A.
5 DEA Burgett, W.S., Chambers, K.C., Hodapp, K.W., Kaiser, N., Kudritzki, R.-P.,
5 DEA A&A 468, 163, 2007
6 DEA Burgett, W.S., Chambers, K.C., Hodapp, K.W., Kaiser, N., Kudritzki, R.-P.,
6 DEA Morgan, J.S., et al.
7 DEA Deacon, N.R., Liu, M.C., Magnier, E.A., Bowler, B.P., Redstone, J., Goldman, B.,
7 DEA Burgett, W.S., Chambers, K.C., Flewelling, H., Kaiser, N., Morgan, J.S.,
7 DEA Price, P.A., Sweeney, W.E., Tonry, J.L., Wainscoat, R.J. & Waters, C.
8 DEA Deacon, N.R., Liu, M.C., Magnier, E.A., Bowler, B.P., Mann, A.W., Redstone, J.A.,
8 DEA Burgett, W.S., Chambers, K.C., Hodapp, K.W., Kaiser, N., Kudritzki, R.-P.,
8 DEA Morgan, J.S., et al.
12 DEA Deacon, N.R., Liu, M.C., Magnier, E.A., Aller, K.M., Best, W.M., Dupuy, T.,
12 DEA Bowler, B.P., Mann, A.W., Redstone, J.A., Burgett, W.S., Chambers, K.C.,
12 DEA Draper, P.W., Flewelling, H., Hodapp, K.W., Kaiser, N., Kudritzki, R.-P.,
12 DEA Morgan, J.S., Metcalfe,N., Price, P.A., Tonry, J.L. & Wainscoat, R.J.
13 DEA Deacon, N.R., Kraus, A.L., Wann, A.W., Magnier, E.A., Chambers, K.C., Wainscoat,
13 DEA R.J., Tonry, J.L., Kaiser, N., Waters, C., Flewelling, H., Hodapp, K.W. &
13 DEA Burgett, W.S.
17 ENG changed from EN to ENG and that for Engelhardt from ENG to ENH. This has led to
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
01591+3313 ENG 9 AB 2002 11 137 92.8 7.23 9.79 N D 015906.63+331234.8
01591+3313 ENG 9 AB 2011 12 136 87.9 7.23 9.79 NLD 015906.63+331234.8
01591+3313 ENG 9 AB 2012 14 136 87.3 7.23 9.79 NLD 015906.63+331234.8
01591+3313 ENG 9 AB 2015 15 136 86.2 7.23 9.79 G5 NL U 015906.63+331234.8

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

 
 
WDS 01591+3313 ENG 9 AB (HD 12051) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 01591+3313 ENG 9 AB (HD 12051) : MEASURES
 
 
No records found.

 
 
WDS 01591+3313 (HD 12051) : VIRTUAL EYEPIECE
 
 

01591+3313 ENG 9A mag 7.23 Sp G5 01591+3313 ENG 9B sep 79.7 P.A. 140.90 mag 9.79 01591+3313 BUP 28C sep 110.4 P.A. 9.10 mag 12.2 01591+3313 DEA 39D sep 42.0 P.A. 84.10 mag 14.32 Sp L6 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 01591+3313 (HD 12051) : ALADIN DSS IMAGE @ 01h 59m 06.63s +33° 12' 34.8"
 
 
 
 
WDS 01591+3313 ENG 9 AB (HD 12051) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

01591+3313 ENG 9AB distance=0' 01581+3305 COU 860 distance=15' 01579+3310 A 1920 distance=16' 01586+3334 HDS 267 distance=23' 01587+3246 LDS3329 distance=27' 02015+3319 BU 872AB distance=31' 02015+3319 BU 872AC distance=31' 02019+3324 MLB 450AB distance=33' 02019+3324 MLB 450AC distance=33' 02027+3313 SEI 21 distance=47' 02030+3317 STF 201 distance=49' 02021+3347 A 1924 distance=51' 02021+3236 LDS3336 distance=53' 01596+3413 HO 11 distance=60' 02039+3349 ES 2366 distance=62' 01576+3202 UC 20 distance=74' 01585+3155 AG 28 distance=78' 02055+3308 ES 322 distance=81' 02048+3230 DAM1000 distance=84' 02035+3422 A 1925AB distance=89' 02035+3422 A 1925AC distance=89' 02012+3147 ES 2405 distance=90' 01581+3444 COU 859AB distance=93' 01581+3444 GII 120AC distance=93' 02035+3156 SEI 22 distance=95' 02021+3146 CVR 410 distance=96' 02009+3141 ES 2404 distance=96' 01523+3355 HU 805AB distance=96' 01523+3355 HU 805AC distance=96' 02028+3440 HO 12 distance=99' 01576+3134 STF 187AB distance=101' 01576+3134 BAR 21AD distance=101' 01576+3134 BAR 21BC distance=101' 01512+3245 TDS2024 distance=103' 01529+3201 LDS3321 distance=107' 01514+3400 UC 19 distance=108' 02078+3340 LDS3344 distance=112' 01567+3505 ES 2144 distance=117' 01498+3304 BU 1016 distance=118' 02047+3138 TOB 51 distance=118' 02045+3137 SEI 23 distance=119' 01587+3515 KPP3471 distance=123' 02077+3418 A 2012 distance=126' 01557+3510 POP 31 distance=127' 02011+3518 STF 197AB distance=129' 02011+3518 STF 197AC distance=129' 01487+3306 GIC 26 distance=132' 01526+3127 HJ 645 distance=134' 01570+3101 A 819AB distance=134' 01570+3101 A 819AB,C distance=134' 01492+3404 STF 164 distance=135' 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 01591+3313 ENG 9 AB 136 86.2
Show 01591+3313 BUP 28 AC 11 111.0
Show 01591+3313 DEA 39 AD 85 50.2
Show 01581+3305 COU 860 293 1.1 15
Show 01579+3310 A 1920 236 1.8 16
Show 01586+3334 HDS 267 173 0.2 23
Show 01587+3246 LDS3329 120 134.1 27
Show 02015+3319 BU 872 AB 261 4.1 31
Show 02015+3319 BU 872 AC 320 101.8 31
Show 02019+3324 MLB 450 AB 151 4.8 33
Show 02019+3324 MLB 450 AC 206 30.1 33
Show 02027+3313 SEI 21 79 8.9 47
Show 02030+3317 STF 201 119 4.2 49
Show 02021+3347 A 1924 161 0.6 51
Show 02021+3236 LDS3336 73 84.0 53
Show 01596+3413 HO 11 141 4.9 60
Show 02039+3349 ES 2366 85 7.4 62
Show 01576+3202 UC 20 316 19.2 74
Show 01585+3155 AG 28 175 3.2 78
Show 02055+3308 ES 322 85 2.8 81
Show 02048+3230 DAM1000 38 6.3 84
Show 02035+3422 A 1925 AB 231 3.7 89
Show 02035+3422 A 1925 AC 154 19.6 89
Show 02012+3147 ES 2405 270 8.6 90
Show 01581+3444 COU 859 AB 190 0.3 93
Show 01581+3444 GII 120 AC 177 0.7 93
Show 02035+3156 SEI 22 105 25.2 95
Show 02021+3146 CVR 410 21 10.5 96
Show 02009+3141 ES 2404 338 10.4 96
Show 01523+3355 HU 805 AB 162 2.9 96
Show 01523+3355 HU 805 AC 256 15.0 96
Show 02028+3440 HO 12 101 3.7 99
Show 01576+3134 STF 187 AB 189 10.9 101
Show 01576+3134 BAR 21 AD 244 19.8 101
Show 01576+3134 BAR 21 BC 253 2.3 101
Show 01512+3245 TDS2024 289 0.6 103
Show 01529+3201 LDS3321 150 63.3 107
Show 01514+3400 UC 19 233 85.4 108
Show 02078+3340 LDS3344 155 57.5 112
Show 01567+3505 ES 2144 143 6.4 117
Show 01498+3304 BU 1016 43 0.7 118
Show 02047+3138 TOB 51 255 28.1 118
Show 02045+3137 SEI 23 72 10.2 119
Show 01587+3515 KPP3471 266 1.9 123
Show 02077+3418 A 2012 339 0.6 126
Show 01557+3510 POP 31 304 5.6 127
Show 02011+3518 STF 197 AB 233 37.8 129
Show 02011+3518 STF 197 AC 74 39.6 129
Show 01487+3306 GIC 26 229 20.2 132
Show 01526+3127 HJ 645 106 7.8 134
Show 01570+3101 A 819 AB 1 0.1 134

 
 
WDS 01591+3313 : COMPONENTS
 
 
  A B C
B pa=140.9°
sep=79.69"
 
C pa=9.1°
sep=110.41"
pa=349.1°
sep=173.98"
 
D pa=84.1°
sep=42.04"
pa=352.7°
sep=66.64"
pa=166.9°
sep=107.56"
 
 
01591+3313 A
 
 
Name HD 12051 Coord arcsec 2000 015906.63+331234.8 Mag 7.23 Spectral class G5 (yellow)
PmRA 244.00 PmDE -352.0 SAO 55167 HIP 9269
Tycho2 2312-02433-1 HD 12051 GC 2382 BD BD+32 360
Tycho2
Tycho2 2312-02433-1 Pflag RAmdeg 29.77763946 DEmdeg 33.20968258
PmRA 243.8 PmDE -352.4 E RAmdeg 5 E DEmdeg 5
E pmRA 1.0 E pmDE 1.1 EpRAm 1991.35 EpDEm 1991.38
Num 13 Q RAmdeg 0.8 Q DEmdeg 0.6 Q pmRA 0.9
Q pmDE 0.6 BTmag 8.143 E BTmag 0.016 VTmag 7.232
E VTmag 0.010 Prox 962 TYC T HIP 9269
CCDM RAdeg 29.77697361 DEdeg 33.21049306 EpRA 1990 1.78
EpDE 1990 1.72 E RAdeg 4.5 E DEdeg 4.8 Posflg
Corr -0.2
SAO
SAO 55167 DelFlag RA1950 PmRA1950 0.0188
DE1950 PmDE1950 -0.359 Vmag 7.1 SpType G5
Double code Source 70 CatNum 2382 DM BD+32 360
DMcomp BDsup HD 12051 M HD 0
GC 2382 RA1950rad 0.50690874 DE1950rad 0.57546854 PmRA2000 0.0188
PmDE2000 -0.364
Hipparcos
Catalog H HIP 9269 Proxy RAhms 01 59 06.46
DEdms +33 12 37.9 Vmag 7.14 VarFlag R Vmag G
RAdeg 29.7769 DEdeg 33.2105 AstroRef Plx 40.74
CCDM 01592+3312 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 12051 BD BD+32 360
CD CP Dm number +32 360 VIred 0.81
SpType G5 R SpType Coord arcsec 2000 015906.46+331237.9
Hipparcos 2
HIP 9269 Sn 5 So 0 Nc 1
RArad 0.5197054854 DErad 0.5796332264 Plx 40.03 PmRA 243.58
PmDE -352.17 E RArad 0.44 E DErad 0.35 E Plx 0.58
E pmRA 0.59 E pmDE 0.48 Hpmag 7.2878 E Hpmag 0.001
SHp 0.009 VA 0 BV 0.773 E BV 0.002
VI 0.82
 
 
01591+3313 B
 
 
Coord arcsec 2000 015910.64+331133.0 Mag 9.79 PmRA 2.00 PmDE -7.0
Tycho2 2312-00972-1 Calc delta mag 2.56 Calc coord yes
Tycho2
Tycho2 2312-00972-1 Pflag RAmdeg 29.79879783 DEmdeg 33.19106992
PmRA -0.1 PmDE -5.5 E RAmdeg 20 E DEmdeg 22
E pmRA 1.7 E pmDE 1.7 EpRAm 1987.96 EpDEm 1987.13
Num 6 Q RAmdeg 0.7 Q DEmdeg 0.4 Q pmRA 0.6
Q pmDE 0.4 BTmag 11.830 E BTmag 0.091 VTmag 9.786
E VTmag 0.028 Prox 962 TYC T HIP
CCDM RAdeg 29.79879972 DEdeg 33.19108222 EpRA 1990 1.72
EpDE 1990 1.76 E RAdeg 23.2 E DEdeg 25.5 Posflg
Corr -0.3
 
 
01591+3313 C
 
 
Coord arcsec 2000 015908.02+331423.8 Mag 12.2 Calc delta mag 4.97 Calc coord yes
 
 
01591+3313 D
 
 
Coord arcsec 2000 015909.96+331239.1 Mag 14.32 Spectral class L6 (very deep red) PmRA 243.00
PmDE -347.0 Calc delta mag 7.09 Calc coord yes