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Doubles in session


Current system
17033+5935
STF 2128
HD 154712


Nearby doubles
16' : 17051+5927
CVR 197

18' : 17053+5927
MLR 353

18' : 17027+5952
STI 813

22' : 17037+5914
UC 3280

33' : 16590+5954
GRV1129

33' : 17073+5920
MLR 354

34' : 17020+6008
GRV1130

60' : 17103+6001
TDT 244

60' : 17070+5844
GRV1132

62' : 17025+6037
KPP4021

66' : 16549+5948
LDS2403

68' : 16576+6027
HDS2398

73' : 16542+6001
LDS2402

92' : 17126+5838
DAM 987

94' : 17128+5837
DAM 989

95' : 17151+6010
LDS1440

99' : 16524+6028
ES 1829

104' : 17169+5948
LDS1442AB

104' : 16556+6102
STI 810

104' : 17170+5932
STI 820

106' : 17084+5758
CVR1692

107' : 17161+5854
ES 1794

109' : 17175+5925
DEA 88

109' : 17103+5801
CVR1696

110' : 16489+5930
STT 316

111' : 16556+6110
CVR1680



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.

17033+5935 STF 2128 (HD 154712)

 
 
17h 03m 18.66s +59° 35' 07.3" P.A. 42.00 sep 12.2 mag 8.76,10.34 Sp K4V dist. 24.04 pc (78.42 l.y.)
 
 
Coord 2000 17033+5935 Discov num STF2128 Comp Coord arcsec 2000 17 03 18.66 +59 35 07.3
Date first 1830 Date last 2019 Obs 72
Pa first 58 Pa last 42.4 P.A. Now (θ) 42.4°
Sep first 11.6 Sep last 12.178 Sep. Now (ρ) 12.178"
Mag pri 8.76 Mag sec 10.34 delta mag (ΔM) 1.58 Spectral class K4V (yellow-orange)
Pri motion ra -356 Sec motion ra -345
Pri motion dec +236 Sec motion dec +237
Notes N O V (See Notes, Orbital solution, Proper motion indicates physical)
rPM=0.026 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 154712 Constellation Draco SAO 30220 HIP 83451
Tycho2 3898-01334-1 HD 154712 GC 23048 ADS 10329
GL Wo 9582A BD BD+59 1783 Distance 24.04 Distance ly 78.42
 
 
ORBITAL ELEMENTS
 
 
Period (P)2294.4944y± 871.8519 Periastron (T)2463.2278y± 829.428 Semi-major axis (a)14.30151a± 7.3557
Eccentricity (e)0.62903± 0.28108 Inclination (i)112.446°± 12.93 Longitude of periastron (ω)92.278°± 25.22
Node (Ω)20.339°± 53.251 Notesn ReferenceIzm2019
Equinox Last observation2015 Grade5(1=Definitive, 9=Indet.)
label theta rho
2000 44.0 12.162
2001 43.9 12.163
2002 43.9 12.164
2003 43.8 12.165
2004 43.7 12.166
2005 43.7 12.166
2006 43.6 12.167
2007 43.5 12.168
2008 43.5 12.168
2009 43.4 12.169
2010 43.3 12.169
2011 43.3 12.170
2012 43.2 12.170
2013 43.1 12.170
2014 43.1 12.171
2015 43.0 12.171
2016 43.0 12.171
2017 42.9 12.172
2018 42.8 12.172
2019 42.8 12.172
2020 42.7 12.172
2021 42.6 12.172
2022 42.6 12.172
2023 42.5 12.172
2024 42.4 12.172
2025 42.4 12.172
2026 42.3 12.172
2027 42.2 12.171
2028 42.2 12.171
2029 42.1 12.171
2030 42.1 12.170


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


 
  


wds17033%2B5935e.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 17033+5935 STF 2128 (HD 154712) : NOTES
 
 
discov_num notes refcode
STF2128 LDS1437. Mt. Wilson spectral types K5 and M0.
NLTT 44134/44135 Chm2004
HJL 243. HJL1986
 
 
REFERENCES
 
 
refcode metd author reference
Chm2004 E - Chaname, J. & Gould, A. 2004ApJ...601..289C
Chm2004 ApJ 601, 289, 2004
Chm2004 (Photometry, coordinates, and astrometry from rNLTT. Astrometry from early
Chm2004 versions of 2MASS and UCAC, with date given only as "circa 2000". Measures
Chm2004 identical to discovery observations - predominantly close pairs - were assumed
Chm2004 not new observations, so not included in WDS. Similar concerns when primary and
Chm2004 secondary magnitudes or proper motions were the same.)
HJL1986 Pa - Halbwachs, J.L. 1986A&AS...66..131H
HJL1986 A&AS 66, 131, 1986
HJL1986 (Possible CPM pairs from AGK2/3. Coarse astrometry, incl. mean 1950 dates, added
HJL1986 only for previously unknown pairs. Table 1: HJL 1 - 326, Table 2: HJL1001 - 1113)
Izm2019 orb u Izmailov, I.S. 2019AstL...45...30I
Izm2019 Ast. Lett. 45, 30, 2019
Izm2019 (Orbital elements from weighted solutions used when available (Table 2),
Izm2019 unweighted elements (Table 1) used for remaining 29 systems.)
 
 
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
17033+5935 STF2128 2006 45 44 12.2 8.76 10.34 K4V NZDV 170318.66+593507.3
17033+5935 STF2128 2013 61 43 12.2 8.76 10.34 K4V NO V 170318.66+593507.3
17033+5935 STF2128 2017 64 43 12.2 8.76 10.34 K4V NO V 170318.66+593507.3
17033+5935 STF2128 2018 67 43 12.2 8.76 10.34 K4V NO V 170318.66+593507.3
17033+5935 STF2128 2019 71 42 12.2 8.76 10.34 K4V NO V 170318.66+593507.3

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

 
 
WDS 17033+5935 STF 2128 (HD 154712) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 17033+5935 STF 2128 (HD 154712) : MEASURES
 
 
No records found.

 
 
WDS 17033+5935 (HD 154712) : VIRTUAL EYEPIECE
 
 

17033+5935 STF2128A mag 8.76 Sp K4V 17033+5935 STF2128B sep 9.9 P.A. 24.80 mag 10.34 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 17033+5935 (HD 154712) : ALADIN DSS IMAGE @ 17h 03m 18.66s +59° 35' 07.3"
 
 
 
 
WDS 17033+5935 STF 2128 (HD 154712) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

17033+5935 STF2128 distance=0' 17051+5927 CVR 197 distance=16' 17053+5927 MLR 353 distance=18' 17027+5952 STI 813 distance=18' 17037+5914 UC 3280 distance=22' 16590+5954 GRV1129 distance=33' 17073+5920 MLR 354 distance=33' 17020+6008 GRV1130 distance=34' 17103+6001 TDT 244 distance=60' 17070+5844 GRV1132 distance=60' 17025+6037 KPP4021 distance=62' 16549+5948 LDS2403 distance=66' 16576+6027 HDS2398 distance=68' 16542+6001 LDS2402 distance=73' 17126+5838 DAM 987 distance=92' 17128+5837 DAM 989 distance=94' 17151+6010 LDS1440 distance=95' 16524+6028 ES 1829 distance=99' 17169+5948 LDS1442AB distance=104' 17169+5948 LDS1442BC distance=104' 16556+6102 STI 810 distance=104' 17170+5932 STI 820 distance=104' 17084+5758 CVR1692 distance=106' 17161+5854 ES 1794 distance=107' 17175+5925 DEA 88 distance=109' 17103+5801 CVR1696 distance=109' 16489+5930 STT 316 distance=110' 16556+6110 CVR1680 distance=111' 17032+6129 DVG 46 distance=114' 16544+5802 MLR 431 distance=116' 16523+5817 CRB 197 distance=117' 16549+6109 ES 1830 distance=117' 17161+6043 STF2155AB distance=117' 17161+6043 WAL 79AC distance=117' 16484+5903 PRB 7 distance=119' 16470+5954 UC 223 distance=126' 17025+6145 UC 3279 distance=131' 16497+5816 MLR 430 distance=132' 17166+6107 LDS6318 distance=135' 16588+6151 LDS2405 distance=140' 17195+5832 KR 46 distance=141' 16485+5807 RAO 357 distance=145' 16516+6133 STI 808 distance=147' 16490+5757 STI2346 distance=149' 16566+5711 A 1143CD distance=152' 16576+6201 SLN 35 distance=152' 16566+5711 A 1143AB distance=154' 16566+5711 A 1143AB,CD distance=154' 16566+5711 A 1143AB,E distance=154' 17086+6205 DAM 892 distance=155' 17196+6113 LDS1443 distance=156' 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 17033+5935 STF2128 42 12.2
Show 17051+5927 CVR 197 103 12.4 16
Show 17053+5927 MLR 353 354 0.7 18
Show 17027+5952 STI 813 66 11.1 18
Show 17037+5914 UC 3280 339 47.7 22
Show 16590+5954 GRV1129 315 44.9 33
Show 17073+5920 MLR 354 289 1.7 33
Show 17020+6008 GRV1130 286 33.3 34
Show 17103+6001 TDT 244 186 2.3 60
Show 17070+5844 GRV1132 176 19.2 60
Show 17025+6037 KPP4021 79 2.0 62
Show 16549+5948 LDS2403 129 4.8 66
Show 16576+6027 HDS2398 55 0.5 68
Show 16542+6001 LDS2402 113 99.0 73
Show 17126+5838 DAM 987 42 2.6 92
Show 17128+5837 DAM 989 13 5.2 94
Show 17151+6010 LDS1440 85 103.6 95
Show 16524+6028 ES 1829 79 8.3 99
Show 17169+5948 LDS1442 AB 10 71.8 104
Show 17169+5948 LDS1442 BC 115 5.3 104
Show 16556+6102 STI 810 124 14.0 104
Show 17170+5932 STI 820 67 12.2 104
Show 17084+5758 CVR1692 279 3.9 106
Show 17161+5854 ES 1794 138 4.0 107
Show 17175+5925 DEA 88 303 14.4 109
Show 17103+5801 CVR1696 322 4.5 109
Show 16489+5930 STT 316 348 46.6 110
Show 16556+6110 CVR1680 180 3.6 111
Show 17032+6129 DVG 46 324 30.6 114
Show 16544+5802 MLR 431 10 2.2 116
Show 16523+5817 CRB 197 243 22.3 117
Show 16549+6109 ES 1830 123 4.3 117
Show 17161+6043 STF2155 AB 113 10.0 117
Show 17161+6043 WAL 79 AC 81 134.2 117
Show 16484+5903 PRB 7 114 999.9 119
Show 16470+5954 UC 223 123 50.3 126
Show 17025+6145 UC 3279 131 12.8 131
Show 16497+5816 MLR 430 159 0.1 132
Show 17166+6107 LDS6318 254 8.3 135
Show 16588+6151 LDS2405 234 2.4 140
Show 17195+5832 KR 46 64 1.7 141
Show 16485+5807 RAO 357 270 0.6 145
Show 16516+6133 STI 808 167 5.4 147
Show 16490+5757 STI2346 104 15.5 149
Show 16566+5711 A 1143 CD 139 0.7 152
Show 16576+6201 SLN 35 257 25.3 152
Show 16566+5711 A 1143 AB 219 0.3 154
Show 16566+5711 A 1143 AB,CD 2 100.5 154
Show 16566+5711 A 1143 AB,E 351 52.9 154
Show 17086+6205 DAM 892 18 2.6 155
Show 17196+6113 LDS1443 337 7.6 156

 
 
WDS 17033+5935 : COMPONENTS
 
 
  A
B pa=24.8°
sep=9.91"
 
 
17033+5935 A
 
 
Componente originario normalizzato AB Name HD 154712 Coord arcsec 2000 170318.66+593507.3 Mag 8.76
Spectral class K4V (yellow-orange) PmRA -356.00 PmDE 236.0 SAO 30220
HIP 83451 Tycho2 3898-01334-1 HD 154712 GC 23048
BD BD+59 1783
Tycho2
Tycho2 3898-01334-1 Pflag RAmdeg 255.82775401 DEmdeg 59.58535144
PmRA -354.8 PmDE 237.6 E RAmdeg 10 E DEmdeg 11
E pmRA 1.1 E pmDE 1.3 EpRAm 1990.42 EpDEm 1990.43
Num 10 Q RAmdeg 1.1 Q DEmdeg 0.9 Q pmRA 1.1
Q pmDE 0.9 BTmag 10.019 E BTmag 0.027 VTmag 8.755
E VTmag 0.015 Prox 122 TYC T HIP 83451
CCDM A RAdeg 255.82938333 DEdeg 59.58479944 EpRA 1990 1.63
EpDE 1990 1.64 E RAdeg 10.0 E DEdeg 10.8 Posflg
Corr 0.0
SAO
SAO 30220 DelFlag RA1950 PmRA1950 -0.0476
DE1950 PmDE1950 0.242 Vmag 9.1 SpType K0
Double code Source 70 CatNum 23048 DM BD+59 1783
DMcomp BDsup HD 154712 M HD 0
GC 23048 RA1950rad 4.46203153 DE1950rad 1.04109882 PmRA2000 -0.0469
PmDE2000 0.24
Hipparcos
Catalog H HIP 83451 Proxy RAhms 17 03 19.07
DEdms +59 35 05.2 Vmag 8.61 VarFlag R Vmag H
RAdeg 255.829 DEdeg 59.5848 AstroRef A Plx 39.71
CCDM 17033+5935 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source P Qual A M HIP
Theta Rho HD 154712 BD BD+59 1783
CD CP Dm number +59 1783 VIred 1.07
SpType K4V... R SpType Coord arcsec 2000 170319.07+593505.2
Hipparcos 2
HIP 83451 Sn 95 So 3 Nc 1
RArad 4.4650663429 DErad 1.039950469 Plx 41.59 PmRA -355.47
PmDE 239.01 E RArad 1.12 E DErad 0.98 E Plx 1.11
E pmRA 1.25 E pmDE 1.25 Hpmag 8.7522 E Hpmag 0.0089
SHp 0.04 VA 0 BV 1.019 E BV 0.005
VI 1.07
CCDM
Ccdm 17033+5935 RComp Comp A Note1
Note2 Discov num DRAs 0.52 DDEs 7.4
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.4 Sp K0 PmNote *
PmRA -378 PmDE 245 Dm number +59 1783 Cat1 BD
Name2 +59 1092 Cat2 AGK2/3 HD 154712 M HD
ADS BDS A10329 M ADS BDS N IDS IDS 17020N5943A
HIC 83451
 
 
17033+5935 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 170319.21+593516.3 Mag 10.34 PmRA -345.00
PmDE 237.0 HIP 83454 Calc delta mag 1.58 Calc coord yes
Hipparcos
Catalog H HIP 83454 Proxy RAhms 17 03 20.19
DEdms +59 35 13.9 Vmag 10.34 VarFlag R Vmag G
RAdeg 255.834 DEdeg 59.5872 AstroRef B Plx 40.18
CCDM 17033+5935 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source I Qual A M HIP
Theta Rho HD BD
CD CP Dm number VIred 1.61
SpType K0 R SpType Coord arcsec 2000 170320.19+593513.9
Hipparcos 2
HIP 83454 Sn 95 So 3 Nc 1
RArad 4.465147781 DErad 1.0399926071 Plx 42.52 PmRA -354.18
PmDE 239.46 E RArad 1.71 E DErad 1.52 E Plx 1.67
E pmRA 1.94 E pmDE 2.1 Hpmag 10.5115 E Hpmag 0.0381
SHp 0 VA 0 BV 1.369 E BV 0.022
VI 1.61
CCDM
Ccdm 17033+5935 RComp Comp B Note1
Note2 Discov num STF2128 DRAs 1.63 DDEs 16.3
R dRAs 91 Year 1953 Theta 047 Rho 12.1
Obs 14 Vmag 10.6 Sp PmNote *
PmRA -384 PmDE 257 Dm number Cat1
Name2 +59 1093 Cat2 AGK2/3 HD M HD
ADS BDS A10329 M ADS BDS N N IDS IDS 17020N5943B
HIC 83454