stampa
Login

Less is more. Filter out doubles you can't observe!
Register here


Search



Actions
Advanced Search
Go to Simbad
New report
New measure
Login


Computed Lists
Populars
Latest Populars
Doubles in session


Current system
18146+0011
STF 2294
HD 167278


Nearby doubles
9' : 18140+0009
BAL1193

28' : 18163+0000
J 2512

45' : 18117-0023
TDT 732

55' : 18110-0000
RST5106

55' : 18110-0020
NSN 151

56' : 18166-0058
RST5109

67' : 18104+0033
STF2286

69' : 18113+0058
CVR 212

85' : 18119-0104
RST5107

91' : 18087+0034
NSN 702

96' : 18082-0017
KPP2776

97' : 18185-0105
TDT 786

105' : 18181-0120
HDS2587AB

106' : 18080-0047
RST5102

107' : 18213-0047
RST5111

108' : 18075+0029
CBL 166

109' : 18123+0154
A 2260AB

118' : 18117+0200
BAL1499

121' : 18210-0101
WOR 35

123' : 18121+0207
BAL1957

128' : 18061-0022
A 1167

133' : 18211+0140
GWP2772

135' : 18103+0209
DAL 18AB

138' : 18054-0019
A 1166

140' : 18152+0229
BAL1961

140' : 18197+0207
AG 219AB



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.

18146+0011 STF 2294 (HD 167278)

 
 
18h 14m 33.68s +00° 10' 32.9" P.A. 93.00 sep 1.3 mag 8.22,8.55 Sp F2 dist. 114.42 pc (373.24 l.y.)
 
 
Coord 2000 18146+0011 Discov num STF2294 Comp Coord arcsec 2000 18 14 33.68 +00 10 32.9
Date first 1831 Date last 2018 Obs 230
Pa first 92 Pa last 93.1 P.A. Now (θ) 93.1°
Sep first 1.1 Sep last 1.347 Sep. Now (ρ) 1.347"
Mag pri 8.22 Mag sec 8.55 delta mag (ΔM) 0.33 Spectral class F2 (yellow-white)
Pri motion ra +020 Sec motion ra +020
Pri motion dec -035 Sec motion dec -035
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 167278 Constellation Ophiuchus SAO 123283 HIP 89393
Tycho2 0431-00409-1 Gaia DR2 4274869292908169088 HD 167278 GC 24885
ADS 11186 BD BD+00 3892 Distance 114.42 Distance ly 373.24
 
 
ORBITAL ELEMENTS
 
 
Period (P)344.837y Periastron (T)1890.086y Semi-major axis (a)0.732a
Eccentricity (e)0.935 Inclination (i)101.6° Longitude of periastron (ω)173.8°
Node (Ω)91.1° Notes ReferenceSca2015b
Equinox2000 Last observation2013 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 93.7 1.264
2001 93.7 1.268
2002 93.7 1.273
2003 93.6 1.277
2004 93.6 1.281
2005 93.6 1.285
2006 93.6 1.289
2007 93.5 1.293
2008 93.5 1.297
2009 93.5 1.301
2010 93.5 1.305
2011 93.4 1.309
2012 93.4 1.312
2013 93.4 1.316
2014 93.4 1.319
2015 93.4 1.323
2016 93.3 1.326
2017 93.3 1.330
2018 93.3 1.333
2019 93.3 1.336
2020 93.2 1.339
2021 93.2 1.342
2022 93.2 1.345
2023 93.2 1.348
2024 93.1 1.351
2025 93.1 1.353
2026 93.1 1.356
2027 93.1 1.359
2028 93.1 1.361
2029 93.0 1.364
2030 93.0 1.366


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


 
  


wds18146%2B0011b.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 18146+0011 STF 2294 (HD 167278) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Sca2015b S j Scardia, M., Prieur, J.-L., Pansecchi, L., Argyle, R., Zanutta, A., & Aristidi, E. 2015AN....336..388S
Sca2015b +orb AN 336, 388, 2015
 
 
DISCOVERER
 
 
idgroup discov author
1 STF Struve, F.G.W.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18146+0011 STF2294 2007 233 94 1.3 8.22 8.55 F2 NOD 181433.68+001032.9
18146+0011 STF2294 2009 235 93 1.3 8.22 8.55 F2 NOD 181433.68+001032.9
18146+0011 STF2294 2010 238 91 1.4 8.22 8.55 F2 NOD 181433.68+001032.9
18146+0011 STF2294 2011 242 93 1.3 8.22 8.55 F2 NO 181433.68+001032.9
18146+0011 STF2294 2012 218 93 1.3 8.22 8.55 F2 O 181433.68+001032.9
18146+0011 STF2294 2014 221 93 1.4 8.22 8.55 F2 O 181433.68+001032.9
18146+0011 STF2294 2016 222 93 1.4 8.22 8.55 F2 O 181433.68+001032.9
18146+0011 STF2294 2018 224 94 1.3 8.22 8.55 F2 O 181433.68+001032.9

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

 
 
WDS 18146+0011 STF 2294 (HD 167278) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18146+0011 STF 2294 (HD 167278) : MEASURES
 
 
No records found.

 
 
WDS 18146+0011 (HD 167278) : VIRTUAL EYEPIECE
 
 

18146+0011 STF2294A mag 8.22 Sp F2 18146+0011 STF2294B sep 1.4 P.A. 93.10 mag 8.55 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 18146+0011 (HD 167278) : ALADIN DSS IMAGE @ 18h 14m 33.68s +00° 10' 32.9"
 
 
 
 
WDS 18146+0011 STF 2294 (HD 167278) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18146+0011 STF2294 distance=0' 18140+0009 BAL1193 distance=9' 18163+0000 J 2512 distance=28' 18117-0023 TDT 732 distance=45' 18110-0000 RST5106 distance=55' 18110-0020 NSN 151 distance=55' 18166-0058 RST5109 distance=56' 18104+0033 STF2286 distance=67' 18113+0058 CVR 212 distance=69' 18119-0104 RST5107 distance=85' 18087+0034 NSN 702 distance=91' 18082-0017 KPP2776 distance=96' 18185-0105 TDT 786 distance=97' 18181-0120 HDS2587AB distance=105' 18181-0120 GII 265AC distance=105' 18080-0047 RST5102 distance=106' 18213-0047 RST5111 distance=107' 18075+0029 CBL 166 distance=108' 18123+0154 A 2260AB distance=109' 18123+0154 RAO 66AC distance=109' 18117+0200 BAL1499 distance=118' 18210-0101 WOR 35 distance=121' 18121+0207 BAL1957 distance=123' 18061-0022 A 1167 distance=128' 18211+0140 GWP2772 distance=133' 18103+0209 DAL 18AB distance=135' 18103+0209 DAL 18AC distance=135' 18054-0019 A 1166 distance=138' 18152+0229 BAL1961 distance=140' 18197+0207 AG 219AB distance=140' 18197+0207 AG 219AC distance=140' 18197+0207 AG 219AD distance=140' 18227+0119 GWP2774 distance=140' 18129+0228 HEI 559 distance=141' 18056+0051 J 518 distance=141' 18079+0153 OSO 93AB distance=143' 18079+0153 OSO 93AC distance=143' 18079+0153 OSO 93AD distance=143' 18079+0153 OSO 93AE distance=143' 18079+0153 OSO 93AF distance=143' 18065-0109 HDS2552 distance=146' 18222-0119 BAL 580 distance=146' 18200+0212 BAL1964 distance=147' 18061+0127 BAL1497 distance=148' 18083+0209 BAL1954 distance=151' 18155-0220 LDS6324 distance=153' 18210+0210 TOB 286 distance=154' 18130+0243 BAL1959AB distance=154' 18130+0243 BAL1959AC distance=154' 18130+0243 BAL1959BC distance=154' 18104+0232 STF2288 distance=155' 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 18146+0011 STF2294 93 1.3
Show 18140+0009 BAL1193 277 16.5 9
Show 18163+0000 J 2512 204 3.9 28
Show 18117-0023 TDT 732 47 0.4 45
Show 18110-0000 RST5106 4 1.9 55
Show 18110-0020 NSN 151 152 4.0 55
Show 18166-0058 RST5109 114 2.1 56
Show 18104+0033 STF2286 315 3.0 67
Show 18113+0058 CVR 212 346 99.8 69
Show 18119-0104 RST5107 157 0.4 85
Show 18087+0034 NSN 702 313 3.7 91
Show 18082-0017 KPP2776 95 3.0 96
Show 18185-0105 TDT 786 45 2.3 97
Show 18181-0120 HDS2587 AB 181 0.1 105
Show 18181-0120 GII 265 AC 167 1.8 105
Show 18080-0047 RST5102 305 3.6 106
Show 18213-0047 RST5111 84 1.4 107
Show 18075+0029 CBL 166 347 45.1 108
Show 18123+0154 A 2260 AB 107 1.9 109
Show 18123+0154 RAO 66 AC 72 17.2 109
Show 18117+0200 BAL1499 151 6.3 118
Show 18210-0101 WOR 35 2 1.4 121
Show 18121+0207 BAL1957 231 8.7 123
Show 18061-0022 A 1167 149 5.1 128
Show 18211+0140 GWP2772 134 61.9 133
Show 18103+0209 DAL 18 AB 274 12.5 135
Show 18103+0209 DAL 18 AC 314 45.0 135
Show 18054-0019 A 1166 90 0.6 138
Show 18152+0229 BAL1961 358 17.4 140
Show 18197+0207 AG 219 AB 34 8.7 140
Show 18197+0207 AG 219 AC 243 6.0 140
Show 18197+0207 AG 219 AD 251 57.1 140
Show 18227+0119 GWP2774 84 18.8 140
Show 18129+0228 HEI 559 173 0.8 141
Show 18056+0051 J 518 142 5.1 141
Show 18079+0153 OSO 93 AB 21 12.7 143
Show 18079+0153 OSO 93 AC 295 13.1 143
Show 18079+0153 OSO 93 AD 171 17.6 143
Show 18079+0153 OSO 93 AE 66 21.7 143
Show 18079+0153 OSO 93 AF 194 20.9 143
Show 18065-0109 HDS2552 325 0.2 146
Show 18222-0119 BAL 580 113 14.6 146
Show 18200+0212 BAL1964 158 1.6 147
Show 18061+0127 BAL1497 160 7.2 148
Show 18083+0209 BAL1954 226 13.6 151
Show 18155-0220 LDS6324 10 34.6 153
Show 18210+0210 TOB 286 332 21.2 154
Show 18130+0243 BAL1959 AB 31 23.1 154
Show 18130+0243 BAL1959 AC 66 15.4 154
Show 18130+0243 BAL1959 BC 171 13.8 154
Show 18104+0232 STF2288 58 15.9 155

 
 
WDS 18146+0011 : COMPONENTS
 
 
  A
B pa=93.1°
sep=1.35"
 
 
18146+0011 A
 
 
Componente originario normalizzato AB Name HD 167278 Coord arcsec 2000 181433.68+001032.9 Mag 8.22
Spectral class F2 (yellow-white) PmRA 20.00 PmDE -35.0 SAO 123283
HIP 89393 Tycho2 0431-00409-1 HD 167278 GC 24885
BD BD+00 3892
Tycho2
Tycho2 0431-00409-1 Pflag P RAmdeg 273.64035021 DEmdeg 0.17579816
PmRA 19.5 PmDE -35.3 E RAmdeg 6 E DEmdeg 8
E pmRA 1.4 E pmDE 1.4 EpRAm 1991.50 EpDEm 1991.18
Num 6 Q RAmdeg 1.3 Q DEmdeg 1.6 Q pmRA 1.4
Q pmDE 1.6 BTmag 8.692 E BTmag 0.018 VTmag 8.222
E VTmag 0.014 Prox 12 TYC T HIP 89393
CCDM A RAdeg 273.64018111 DEdeg 0.17589028 EpRA 1990 1.75
EpDE 1990 1.65 E RAdeg 6.4 E DEdeg 7.6 Posflg D
Corr 0.0
SAO
SAO 123283 DelFlag RA1950 PmRA1950 0.0008
DE1950 PmDE1950 -0.024 Vmag 7.9 SpType F2
Double code Source 70 CatNum 24885 DM BD+00 3892
DMcomp BDsup HD 167278 M HD 0
GC 24885 RA1950rad 4.76474824 DE1950rad 0.00279573 PmRA2000 0.001
PmDE2000 -0.024
Hipparcos
Catalog H HIP 89393 Proxy H RAhms 18 14 33.64
DEdms +00 10 33.2 Vmag 7.6 VarFlag R Vmag G
RAdeg 273.64 DEdeg 0.17589 AstroRef A Plx 11.45
CCDM 18146+0011 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 94 Rho 1.235 HD 167278 BD BD+00 3892
CD CP Dm number +00 3892 VIred 0.51
SpType F2 R SpType Coord arcsec 2000 181433.64+001033.2
Hipparcos 2
HIP 89393 Sn 15 So 3 Nc 2
RArad 4.7759220903 DErad 0.0030698673 Plx 8.74 PmRA 17.98
PmDE -31.02 E RArad 1.4 E DErad 0.94 E Plx 1.54
E pmRA 1.2 E pmDE 0.94 Hpmag 7.6897 E Hpmag 0.0018
SHp 0.01 VA 0 BV 0.443 E BV 0.007
VI 0.51
CCDM
Ccdm 18146+0011 RComp Comp A Note1
Note2 Discov num DRAs -2.32 DDEs -26.4
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.5 Sp F2 PmNote *
PmRA 17 PmDE -15 Dm number +00 3892 Cat1 BD
Name2 +00 2178 Cat2 AGK2/3 HD 167278 M HD
ADS BDS A11186 M ADS BDS N IDS IDS 18094N0009A
HIC 89393
 
 
18146+0011 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 181433.77+001032.8 Mag 8.55 PmRA 20.00
PmDE -35.0 HIP 89393 Tycho2 0431-00409-2 Calc delta mag 0.33
Calc coord yes
Tycho2
Tycho2 0431-00409-2 Pflag P RAmdeg 273.64035021 DEmdeg 0.17579816
PmRA 19.5 PmDE -35.3 E RAmdeg 6 E DEmdeg 8
E pmRA 1.4 E pmDE 1.4 EpRAm 1991.50 EpDEm 1991.18
Num 6 Q RAmdeg 1.3 Q DEmdeg 1.6 Q pmRA 1.4
Q pmDE 1.6 BTmag 9.031 E BTmag 0.019 VTmag 8.545
E VTmag 0.015 Prox 12 TYC HIP 89393
CCDM B RAdeg 273.64052028 DEdeg 0.17586306 EpRA 1990 1.76
EpDE 1990 1.65 E RAdeg 7.8 E DEdeg 9.5 Posflg D
Corr 0.0
Hipparcos
Catalog H HIP 89393 Proxy H RAhms 18 14 33.64
DEdms +00 10 33.2 Vmag 7.6 VarFlag R Vmag G
RAdeg 273.64 DEdeg 0.17589 AstroRef A Plx 11.45
CCDM 18146+0011 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 94 Rho 1.235 HD 167278 BD BD+00 3892
CD CP Dm number +00 3892 VIred 0.51
SpType F2 R SpType Coord arcsec 2000 181433.64+001033.2
Hipparcos 2
HIP 89393 Sn 15 So 3 Nc 2
RArad 4.7759220903 DErad 0.0030698673 Plx 8.74 PmRA 17.98
PmDE -31.02 E RArad 1.4 E DErad 0.94 E Plx 1.54
E pmRA 1.2 E pmDE 0.94 Hpmag 7.6897 E Hpmag 0.0018
SHp 0.01 VA 0 BV 0.443 E BV 0.007
VI 0.51
CCDM
Ccdm 18146+0011 RComp Comp B Note1 *
Note2 Discov num STF2294 DRAs DDEs
R dRAs Year 1831 Theta Rho
Obs 99 Vmag 8.8 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A11186 M ADS BDS N IDS IDS 18094N0009B
HIC 89393