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Doubles in session


Current system
04123+0939
STT 74
HD 26547


Nearby doubles
34' : 04139+0916
BU 547AB

36' : 04100+0944
LDS1155

45' : 04102+1010
LDS5513

50' : 04135+0853
BU 1278AB

54' : 04145+0857
LDS3565

57' : 04159+0957
LDS5526

60' : 04139+1033
LDS5522

64' : 04085+0909
SKF2785

68' : 04077+0945
RAO 542

69' : 04077+0930
UC 65AB

69' : 04111+0832
YSC 28

70' : 04170+0941
UC 1145

82' : 04091+1046
HU 301

88' : 04067+0910
GWP 551

91' : 04080+1043
LDS1153

92' : 04085+0827
STF 497

116' : 04143+1130
TVB 66

118' : 04136+0743
A 1938

118' : 04088+1126
LDS5188

119' : 04163+1121
GWP 574

121' : 04166+1121
SHN 85

124' : 04059+1058
STF 491

125' : 04063+1108
SKF1880

129' : 04210+0935
LDS5542

131' : 04192+1100
BPM 98

133' : 04208+1026
LDS5541



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.

04123+0939 STT 74 (HD 26547)

 
 
04h 12m 16.47s +09° 39' 00.5" P.A. 111.00 sep 0.5 mag 8.30,8.80 Sp F0
 
 
Coord 2000 04123+0939 Discov num STT  74 Comp Coord arcsec 2000 04 12 16.47 +09 39 00.5
Date first 1845 Date last 2020 Obs 67
Pa first 283 Pa last 110.9 P.A. Now (θ) 110.9°
Sep first 0.3 Sep last 0.497 Sep. Now (ρ) 0.497"
Mag pri 8.30 Mag sec 8.80 delta mag (ΔM) 0.5 Spectral class F0 (yellow-white)
Pri motion ra -001 Sec motion ra
Pri motion dec -014 Sec motion dec
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 26547 Constellation Taurus SAO 111657 Tycho2 0670-00319-1
Gaia DR2 3300345817635357568 HD 26547 ADS 3053
 
 
ORBITAL ELEMENTS
 
 
Period (P)272.5y Periastron (T)1993.23y Semi-major axis (a)0.728a
Eccentricity (e)0.397 Inclination (i)96.6° Longitude of periastron (ω)262.5°
Node (Ω)106° Notes ReferenceMsn2019
Equinox2000 Last observation2018 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 129.6 0.125
2001 125.6 0.147
2002 122.6 0.171
2003 120.4 0.194
2004 118.6 0.216
2005 117.2 0.239
2006 116.0 0.261
2007 115.0 0.283
2008 114.1 0.304
2009 113.4 0.325
2010 112.7 0.345
2011 112.2 0.365
2012 111.6 0.384
2013 111.2 0.403
2014 110.7 0.421
2015 110.3 0.438
2016 109.9 0.455
2017 109.6 0.471
2018 109.3 0.487
2019 109.0 0.502
2020 108.7 0.516
2021 108.4 0.530
2022 108.2 0.543
2023 107.9 0.555
2024 107.7 0.567
2025 107.5 0.579
2026 107.2 0.590
2027 107.0 0.600
2028 106.8 0.610
2029 106.6 0.619
2030 106.5 0.627


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


 
  


wds04123%2B0939b.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 04123+0939 STT 74 (HD 26547) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Msn2019 orb - Josties, J. & Mason, B.D. 2019IAUDS.199....1M
Msn2019 Inf. Circ. 199, 1, 2019
 
 
DISCOVERER
 
 
idgroup discov author
1 STT Struve, O.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
04123+0939 STT 74 2003 54 115 0.2 8.30 8.80 F0 O 041216.47+093900.5
04123+0939 STT 74 2008 56 114 0.3 8.30 8.80 F0 O 041216.47+093900.5
04123+0939 STT 74 2010 57 114 0.4 8.30 8.80 F0 O 041216.47+093900.5
04123+0939 STT 74 2014 58 113 0.4 8.30 8.80 F0 O 041216.47+093900.5
04123+0939 STT 74 2018 62 111 0.4 8.30 8.80 F0 O 041216.47+093900.5
04123+0939 STT 74 2019 66 112 0.4 8.30 8.80 F0 O 041216.47+093900.5
04123+0939 STT 74 2020 67 291 0.5 8.30 8.80 F0 O 041216.47+093900.5

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

 
 
WDS 04123+0939 STT 74 (HD 26547) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 04123+0939 STT 74 (HD 26547) : MEASURES
 
 
No records found.

 
 
WDS 04123+0939 (HD 26547) : VIRTUAL EYEPIECE
 
 

04123+0939 STT 74A mag 8.3 Sp F0 04123+0939 STT 74B sep 0.5 P.A. 111.20 mag 8.8 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 04123+0939 (HD 26547) : ALADIN DSS IMAGE @ 04h 12m 16.47s +09° 39' 00.5"
 
 
 
 
WDS 04123+0939 STT 74 (HD 26547) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

04123+0939 STT 74 distance=0' 04139+0916 BU 547AB distance=34' 04139+0916 BU 547AC distance=34' 04100+0944 LDS1155 distance=36' 04102+1010 LDS5513 distance=45' 04135+0853 BU 1278AB distance=50' 04135+0853 BU 1278AC distance=50' 04145+0857 LDS3565 distance=54' 04159+0957 LDS5526 distance=57' 04139+1033 LDS5522 distance=60' 04085+0909 SKF2785 distance=64' 04077+0945 RAO 542 distance=68' 04077+0930 UC 65AB distance=69' 04077+0930 UC 65AC distance=69' 04111+0832 YSC 28 distance=69' 04170+0941 UC 1145 distance=70' 04091+1046 HU 301 distance=82' 04067+0910 GWP 551 distance=88' 04080+1043 LDS1153 distance=91' 04085+0827 STF 497 distance=92' 04143+1130 TVB 66 distance=116' 04136+0743 A 1938 distance=118' 04088+1126 LDS5188 distance=118' 04163+1121 GWP 574 distance=119' 04166+1121 SHN 85 distance=121' 04059+1058 STF 491 distance=124' 04063+1108 SKF1880 distance=125' 04210+0935 LDS5542 distance=129' 04192+1100 BPM 98 distance=131' 04208+1026 LDS5541 distance=133' 04126+1157 LDS1157 distance=140' 04097+1154 BPM 94 distance=140' 04037+1041 LDS5483 distance=142' 04032+0853 HDS 513 distance=143' 04105+0719 GWP 560 distance=143' 04035+0837 STZ 6 distance=144' 04057+0743 HDS 518 distance=152' 04099+1209 ITO 17 distance=155' 04217+1046 TOK 84 distance=155' 04018+1000 HDS 509Aa,Ab distance=157' 04018+1000 STT 70AB distance=157' 04018+1000 WAL 27AC distance=157' 04160+1208 HEI 319 distance=159' 04023+1035 LDS6125 distance=159' 04230+0924 YSC 31AB distance=160' 04230+0924 GII 128Aa,Ab distance=160' 04163+0710 WSI 97 distance=161' 04235+0954 ITO 24AB distance=167' 04235+0954 ITO 24AC distance=167' 04235+0954 ITO 24AD distance=167' 04010+0924 KPP1202 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 04123+0939 STT 74 111 0.5
Show 04139+0916 BU 547 AB 339 1.3 34
Show 04139+0916 BU 547 AC 228 28.2 34
Show 04100+0944 LDS1155 234 4.2 36
Show 04102+1010 LDS5513 248 7.1 45
Show 04135+0853 BU 1278 AB 303 8.0 50
Show 04135+0853 BU 1278 AC 258 53.2 50
Show 04145+0857 LDS3565 127 24.5 54
Show 04159+0957 LDS5526 200 9.0 57
Show 04139+1033 LDS5522 243 6.2 60
Show 04085+0909 SKF2785 358 7.5 64
Show 04077+0945 RAO 542 279 0.8 68
Show 04077+0930 UC 65 AB 223 26.3 69
Show 04077+0930 UC 65 AC 101 2.0 69
Show 04111+0832 YSC 28 229 0.9 69
Show 04170+0941 UC 1145 59 15.1 70
Show 04091+1046 HU 301 276 0.5 82
Show 04067+0910 GWP 551 315 16.5 88
Show 04080+1043 LDS1153 343 2.8 91
Show 04085+0827 STF 497 219 11.1 92
Show 04143+1130 TVB 66 232 6.8 116
Show 04136+0743 A 1938 224 0.1 118
Show 04088+1126 LDS5188 127 2.3 118
Show 04163+1121 GWP 574 281 12.2 119
Show 04166+1121 SHN 85 -1 0.2 121
Show 04059+1058 STF 491 97 3.0 124
Show 04063+1108 SKF1880 310 81.7 125
Show 04210+0935 LDS5542 343 29.9 129
Show 04192+1100 BPM 98 216 109.3 131
Show 04208+1026 LDS5541 342 9.1 133
Show 04126+1157 LDS1157 317 8.2 140
Show 04097+1154 BPM 94 177 96.0 140
Show 04037+1041 LDS5483 358 52.6 142
Show 04032+0853 HDS 513 329 0.1 143
Show 04105+0719 GWP 560 226 102.5 143
Show 04035+0837 STZ 6 245 3.5 144
Show 04057+0743 HDS 518 5 0.2 152
Show 04099+1209 ITO 17 139 11.7 155
Show 04217+1046 TOK 84 15 17.7 155
Show 04018+1000 HDS 509 Aa,Ab 54 0.7 157
Show 04018+1000 STT 70 AB 229 11.6 157
Show 04018+1000 WAL 27 AC 241 84.4 157
Show 04160+1208 HEI 319 135 1.1 159
Show 04023+1035 LDS6125 126 13.9 159
Show 04230+0924 YSC 31 AB 108 0.5 160
Show 04230+0924 GII 128 Aa,Ab 129 0.1 160
Show 04163+0710 WSI 97 144 0.2 161
Show 04235+0954 ITO 24 AB 356 1.6 167
Show 04235+0954 ITO 24 AC 307 6.7 167
Show 04235+0954 ITO 24 AD 257 10.6 167
Show 04010+0924 KPP1202 31 9.3 168

 
 
WDS 04123+0939 : COMPONENTS
 
 
  A
B pa=111.2°
sep=0.49"
 
 
04123+0939 A
 
 
Componente originario normalizzato AB Name HD 26547 Coord arcsec 2000 041216.47+093900.5 Mag 8.3
Spectral class F0 (yellow-white) PmRA -1.00 PmDE -14.0 SAO 111657
Tycho2 0670-00319-1 HD 26547 DM BD+09 546
Tycho2
Tycho2 0670-00319-1 Pflag RAmdeg 63.06864661 DEmdeg 9.65015698
PmRA 3.5 PmDE -11.9 E RAmdeg 6 E DEmdeg 7
E pmRA 1.4 E pmDE 1.3 EpRAm 1991.31 EpDEm 1990.88
Num 11 Q RAmdeg 0.8 Q DEmdeg 1.0 Q pmRA 0.9
Q pmDE 1.0 BTmag 8.016 E BTmag 0.017 VTmag 7.618
E VTmag 0.013 Prox 999 TYC T HIP
CCDM RAdeg 63.06863833 DEdeg 9.65018556 EpRA 1990 1.73
EpDE 1990 1.52 E RAdeg 5.7 E DEdeg 6.7 Posflg
Corr 0.1
SAO
SAO 111657 DelFlag RA1950 PmRA1950 0.0001
DE1950 PmDE1950 -0.018 Vmag 8.5 SpType F0
Double code Source 33 CatNum 1540 DM BD+09 546
DMcomp BDsup HD 26547 M HD 0
GC RA1950rad 1.0888457 DE1950rad 0.16620579 PmRA2000 0.0003
PmDE2000 -0.021
CCDM
Ccdm 04123+0939 RComp Comp A Note1
Note2 Discov num DRAs -1.56 DDEs 0.5
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.3 Sp F0 PmNote *
PmRA -3 PmDE -11 Dm number +09 546 Cat1 BD
Name2 +09 382 Cat2 AGK2/3 HD 26547 M HD
ADS BDS A 3053 M ADS BDS N IDS IDS 04068N0924A
HIC
 
 
04123+0939 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 041216.50+093900.3 Mag 8.8 Calc delta mag 0.5
Calc coord yes
CCDM
Ccdm 04123+0939 RComp Comp B Note1
Note2 Discov num STT 74 DRAs DDEs
R dRAs Year 1955 Theta 280 Rho 0.5
Obs 31 Vmag 8.8 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 3053 M ADS BDS N IDS IDS 04068N0924B
HIC