19071+7204 STT 369 (HD 179729)

 
 
19h 07m 06.37s +72° 04' 26.6" P.A. 4.00 sep 0.7 mag 7.82,7.91 Sp F7V dist. 213.22 pc (695.52 l.y.)
 
 
Coord 2000 19071+7204 Discov num STT 369 Comp Coord arcsec 2000 19 07 06.37 +72 04 26.6
Date first 1843 Date last 2018 Obs 61
Pa first 47 Pa last 4.4 P.A. Now (θ) 4.4°
Sep first 0.9 Sep last 0.675 Sep. Now (ρ) 0.675"
Mag pri 7.82 Mag sec 7.91 delta mag (ΔM) 0.09 Spectral class F7V (yellow-white)
Pri motion ra +006 Sec motion ra +006
Pri motion dec +039 Sec motion dec +039
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 179729 Constellation Draco SAO 9323 HIP 93876
Tycho2 4439-00852-1 Gaia DR2 2264491480699717632 HD 179729 ADS 12113
BD BD+71 932 Distance 213.22 Distance ly 695.52
 
 
ORBITAL ELEMENTS
 
 
Period (P)1055y± 31 Periastron (T)2676.5y± 41.3 Semi-major axis (a)0.784a± 0.016
Eccentricity (e)0.161± 0.011 Inclination (i)123.3°± 0.5 Longitude of periastron (ω)262.4°± 6.4
Node (Ω)39.3°± 0.4 Notes ReferencePkO2018b
Equinox Last observation Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 11.2 0.711
2001 11.0 0.709
2002 10.8 0.708
2003 10.6 0.707
2004 10.3 0.705
2005 10.1 0.704
2006 9.9 0.702
2007 9.7 0.701
2008 9.4 0.699
2009 9.2 0.698
2010 9.0 0.697
2011 8.7 0.695
2012 8.5 0.694
2013 8.2 0.692
2014 8.0 0.691
2015 7.8 0.689
2016 7.5 0.688
2017 7.3 0.686
2018 7.0 0.685
2019 6.8 0.683
2020 6.6 0.682
2021 6.3 0.680
2022 6.1 0.679
2023 5.8 0.677
2024 5.6 0.676
2025 5.3 0.674
2026 5.1 0.673
2027 4.8 0.671
2028 4.6 0.670
2029 4.3 0.668
2030 4.1 0.666


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


 
  


wds19071%2B7204a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 19071+7204 STT 369 (HD 179729) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
PkO2018b orb Baidin, A.E., Perov, N.I. & Romanenko, L.G. .
PkO2018b Vestnik of Saint Petersburg University, Volume 5 (63), 148, 2018
 
 
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
19071+7204 STT 369 1997 56 12 0.6 7.82 7.91 F7V D 190706.37+720426.6
19071+7204 STT 369 2006 57 11 0.7 7.82 7.91 F7V D 190706.37+720426.6
19071+7204 STT 369 2009 58 10 0.7 7.82 7.91 F7V D 190706.37+720426.6
19071+7204 STT 369 2011 61 10 0.7 7.82 7.91 F7V 190706.37+720426.6
19071+7204 STT 369 2014 56 9 0.7 7.82 7.91 F7V 190706.37+720426.6
19071+7204 STT 369 2016 57 8 0.7 7.82 7.91 F7V 190706.37+720426.6
19071+7204 STT 369 2018 60 5 0.7 7.82 7.91 F7V 190706.37+720426.6

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

 
 
WDS 19071+7204 STT 369 (HD 179729) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 19071+7204 STT 369 (HD 179729) : MEASURES
 
 
No records found.

 
 
WDS 19071+7204 (HD 179729) : VIRTUAL EYEPIECE
 
 

19071+7204 STT 369A mag 7.82 Sp F7V 19071+7204 STT 369B sep 0.7 P.A. 1.40 mag 7.91 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 19071+7204 (HD 179729) : ALADIN DSS IMAGE @ 19h 07m 06.37s +72° 04' 26.6"
 
 
 
 
WDS 19071+7204 STT 369 (HD 179729) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

19071+7204 STT 369 distance=0' 19082+7149 CRB 206 distance=16' 19070+7143 TDT1228 distance=22' 19121+7142 LDS1901 distance=31' 19153+7202 TDT1323 distance=38' 19079+7252 A 1174 distance=49' 18576+7250 OSO 106 distance=63' 19157+7307 OL 120 distance=74' 19225+7233 NSN 715 distance=76' 19228+7137 LDS1904 distance=79' 19212+7111 UC 3898 distance=86' 18485+7226 A 1132 distance=88' 18484+7115 TDT1061 distance=102' 19222+7051 UC 245 distance=103' 18535+7036 A 1172 distance=111' 19220+7037 HDS2741 distance=114' 19270+7322 STF2550BC distance=118' 19270+7322 STF2550AB distance=118' 19270+7322 STF2550AC distance=118' 19269+7039 LDS1907 distance=128' 19201+7402 TDT1378 distance=131' 19112+6952 MLR 92 distance=134' 19270+7354 YSC 160 distance=140' 18562+6952 TDS 954 distance=143' 19203+6955 YSC 68 distance=145' 19217+6956 ELD 1 distance=147' 19235+7419 TDT1415 distance=153' 18473+7004 KPP1662 distance=155' 19050+6928 LDS1899 distance=156' 19083+6928 DAM 136 distance=157' 19127+7439 UC 3846 distance=157' 19123+6928 TDT1292 distance=159' 19024+6927 STF2478 distance=160' 18497+6930 MLR 96 distance=177' 19061+7501 TDT1222 distance=177' 18549+6911 WFC 215 distance=184' 18582+7519 WOR 26 distance=198' 19247+6907 LDS2435 distance=198' 18484+6908 WFC 254 distance=200' 19256+6907 TOI1401 distance=201' 19244+6904 TDT1431 distance=201' 19208+7528 TDT1389 distance=211' 18488+6853 LDS2421 distance=213' 19126+6829 LDS2431 distance=218' 19147+6830 TDT1314 distance=218' 18535+7547 STF2452 distance=230' 19170+6808 MLR 88 distance=242' 19255+6820 LDS2436 distance=243' 19068+7609 LOC 397 distance=245' 19079+6756 MLB1082 distance=249' 19143+6754 STF2508 distance=253' 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 19071+7204 STT 369 4 0.7
Show 19082+7149 CRB 206 51 12.6 16
Show 19070+7143 TDT1228 225 0.9 22
Show 19121+7142 LDS1901 146 7.7 31
Show 19153+7202 TDT1323 128 0.9 38
Show 19079+7252 A 1174 70 1.0 49
Show 18576+7250 OSO 106 320 15.1 63
Show 19157+7307 OL 120 320 3.2 74
Show 19225+7233 NSN 715 53 1.8 76
Show 19228+7137 LDS1904 267 4.3 79
Show 19212+7111 UC 3898 317 25.5 86
Show 18485+7226 A 1132 125 5.5 88
Show 18484+7115 TDT1061 216 0.6 102
Show 19222+7051 UC 245 173 53.8 103
Show 18535+7036 A 1172 261 6.8 111
Show 19220+7037 HDS2741 15 0.2 114
Show 19270+7322 STF2550 BC 165 78.4 118
Show 19270+7322 STF2550 AB 251 1.9 118
Show 19270+7322 STF2550 AC 167 78.6 118
Show 19269+7039 LDS1907 148 49.0 128
Show 19201+7402 TDT1378 150 2.2 131
Show 19112+6952 MLR 92 30 0.4 134
Show 19270+7354 YSC 160 287 1.1 140
Show 18562+6952 TDS 954 309 0.9 143
Show 19203+6955 YSC 68 247 0.6 145
Show 19217+6956 ELD 1 75 5.8 147
Show 19235+7419 TDT1415 70 0.5 153
Show 18473+7004 KPP1662 151 12.8 155
Show 19050+6928 LDS1899 250 3.2 156
Show 19083+6928 DAM 136 112 9.2 157
Show 19127+7439 UC 3846 116 7.2 157
Show 19123+6928 TDT1292 59 2.4 159
Show 19024+6927 STF2478 316 1.0 160
Show 18497+6930 MLR 96 267 1.7 177
Show 19061+7501 TDT1222 163 2.0 177
Show 18549+6911 WFC 215 254 3.8 184
Show 18582+7519 WOR 26 162 0.1 198
Show 19247+6907 LDS2435 24 10.8 198
Show 18484+6908 WFC 254 218 13.3 200
Show 19256+6907 TOI1401 45 0.2 201
Show 19244+6904 TDT1431 56 0.7 201
Show 19208+7528 TDT1389 235 1.4 211
Show 18488+6853 LDS2421 274 34.6 213
Show 19126+6829 LDS2431 148 9.4 218
Show 19147+6830 TDT1314 50 0.5 218
Show 18535+7547 STF2452 217 5.7 230
Show 19170+6808 MLR 88 210 0.6 242
Show 19255+6820 LDS2436 325 3.7 243
Show 19068+7609 LOC 397 98 1.1 245
Show 19079+6756 MLB1082 39 12.9 249
Show 19143+6754 STF2508 116 17.7 253

 
 
WDS 19071+7204 : COMPONENTS
 
 
  A
B pa=1.4°
sep=0.67"
 
 
19071+7204 A
 
 
Componente originario normalizzato AB Name HD 179729 Coord arcsec 2000 190706.37+720426.6 Mag 7.82
Spectral class F7V (yellow-white) PmRA 6.00 PmDE 39.0 SAO 9323
HIP 93876 Tycho2 4439-00852-1 HD 179729 BD BD+71 932
Tycho2
Tycho2 4439-00852-1 Pflag RAmdeg 286.77663559 DEmdeg 72.07417196
PmRA 6.2 PmDE 39.0 E RAmdeg 5 E DEmdeg 5
E pmRA 1.1 E pmDE 1.2 EpRAm 1991.23 EpDEm 1991.29
Num 11 Q RAmdeg 1.6 Q DEmdeg 1.4 Q pmRA 1.5
Q pmDE 1.3 BTmag 7.935 E BTmag 0.016 VTmag 7.235
E VTmag 0.010 Prox 999 TYC T HIP 93876
CCDM AB RAdeg 286.77658806 DEdeg 72.07408139 EpRA 1990 1.72
EpDE 1990 1.64 E RAdeg 4.5 E DEdeg 4.6 Posflg P
Corr -0.2
SAO
SAO 9323 DelFlag RA1950 PmRA1950 0.002
DE1950 PmDE1950 0.037 Vmag 7.5 SpType F8
Double code Source 1 CatNum 559 DM BD+71 932
DMcomp BDsup HD 179729 M HD 0
GC RA1950rad 5.00834398 DE1950rad 1.25651285 PmRA2000 0.0029
PmDE2000 0.035
Hipparcos
Catalog H HIP 93876 Proxy H RAhms 19 07 06.36
DEdms +72 04 26.3 Vmag 7.03 VarFlag R Vmag H
RAdeg 286.776 DEdeg 72.074 AstroRef A Plx 4.79
CCDM 19071+7204 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 14 Rho 0.73 HD 179729 BD BD+71 932
CD CP Dm number +71 932 VIred 0.71
SpType F8 R SpType Coord arcsec 2000 190706.36+720426.3
Hipparcos 2
HIP 93876 Sn 15 So 3 Nc 2
RArad 5.0051940934 DErad 1.2579279999 Plx 4.69 PmRA 6.77
PmDE 40.63 E RArad 0.65 E DErad 1.39 E Plx 0.79
E pmRA 0.74 E pmDE 1.38 Hpmag 7.1699 E Hpmag 0.0008
SHp 0.008 VA 0 BV 0.644 E BV 0.011
VI 0.71
CCDM
Ccdm 19071+7204 RComp Comp A Note1
Note2 Discov num DRAs 0.30 DDEs 26.8
R dRAs 10 Year Theta Rho
Obs 2 Vmag 7.6 Sp F8 PmNote *
PmRA -5 PmDE 36 Dm number +71 932 Cat1 BD
Name2 +71 559 Cat2 AGK2/3 HD 179729 M HD
ADS BDS A12113 M ADS BDS N IDS IDS 19085N7155A
HIC 93876
 
 
19071+7204 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 190706.37+720427.3 Mag 7.91 PmRA 6.00
PmDE 39.0 Calc delta mag 0.09 Calc coord yes
CCDM
Ccdm 19071+7204 RComp Comp B Note1
Note2 Discov num STT 369 DRAs DDEs
R dRAs Year 1958 Theta 020 Rho 0.7
Obs 22 Vmag 7.9 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A12113 M ADS BDS N IDS IDS 19085N7155B
HIC 93876