14514+1906 STF 1888 AB (Xi Boo)

 
 
14h 51m 23.38s +19° 06' 01.7" P.A. 296.00 sep 5.0 mag 4.76,6.95 Sp G8V+K5V dist. 6.71 pc (21.89 l.y.)
 
 
Coord 2000 14514+1906 Discov num STF1888 Comp AB Coord arcsec 2000 14 51 23.38 +19 06 01.7
Date first 1780 Date last 2021 Obs 1468
Pa first 24 Pa last 296 P.A. Now (θ) 292.9°
Sep first 3.4 Sep last 5.01 Sep. Now (ρ) 5.085"
Mag pri 4.76 Mag sec 6.95 delta mag (ΔM) 2.19 Spectral class G8V+K5V (yellow/yellow-orange)
Pri motion ra +153 Sec motion ra +090
Pri motion dec -072 Sec motion dec -147
Notes N O (See Notes, Orbital solution)
rPM=0.568
This double is physical.
 
 
14514+1906 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show Xi Boo 101250 14 51 23 +19 06 02 STF 1888 AB 2021 1468 296 5.0 4.76 6.95 2.19 Y <===
Show 101250 14 51 23 +19 06 02 STF 1888 AC 2015 25 340 71.3 4.76 13.83 9.07
Show 101250 14 51 23 +19 06 02 STF 1888 AD 2015 24 286 160.8 4.76 11.73 6.97
Show 101250 14 51 23 +19 06 02 ARN 11 AE 2015 14 98 271.5 4.76 8.65 3.89
Show 101250 14 51 23 +19 06 02 ARN 12 AF 2020 14 39 335.4 4.76 9.20 4.44
Show 14 51 23 +19 06 07 STF 1888 BC 2016 9 343 67.0 6.95 13.83 6.88
Show 14 51 23 +19 06 07 STF 1888 BE 2016 15 99 273.1 6.95 8.65 1.70
Sextuple system
6 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name Xi Boo Constellation Bootes SAO 101250 HIP 72659
Tycho2 1481-00722-1 Gaia DR2 1237090738916392704 HD 131156 HR 5544
GC 19991 ADS 9413 GL Gl 566A BD BD+19 2870
Bayer Xi Bootis Bayer name Xi Boo Flamsteed 37 Bootis Flamsteed name 37 Boo
Distance 6.71 Distance ly 21.89 Bayer greek ξ Boo
 
 
ORBITAL ELEMENTS
 
 
Period (P)152.9614y± 0.1204 Periastron (T)1909.6213y± 0.0655 Semi-major axis (a)4.93454a± 0.00463
Eccentricity (e)0.51385± 0.00079 Inclination (i)140.453°± 0.103 Longitude of periastron (ω)25.492°± 0.518
Node (Ω)168.795°± 0.329 Notesn ReferenceIzm2019
Equinox Last observation2015 Grade2(1=Definitive, 9=Indet.)
label theta rho
2000 317.8 6.707
2001 316.9 6.657
2002 316.1 6.605
2003 315.2 6.551
2004 314.3 6.494
2005 313.4 6.436
2006 312.5 6.376
2007 311.5 6.314
2008 310.6 6.249
2009 309.6 6.184
2010 308.6 6.116
2011 307.6 6.046
2012 306.5 5.975
2013 305.4 5.902
2014 304.3 5.827
2015 303.2 5.750
2016 302.0 5.672
2017 300.8 5.593
2018 299.6 5.512
2019 298.4 5.429
2020 297.0 5.345
2021 295.7 5.260
2022 294.3 5.173
2023 292.9 5.085
2024 291.4 4.996
2025 289.8 4.907
2026 288.2 4.816
2027 286.6 4.724
2028 284.8 4.632
2029 283.0 4.540
2030 281.1 4.447


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



 
 


wds14514%2B1906h.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic
 
 
 
WDS 14514+1906 STF 1888 AB (Xi Boo) : NOTES
 
 
discov_num notes refcode
STF1888 xi Boo = 37 Boo = EO Boo.
Three orbit solutions by Wielen (1962), only orbit #3 is now in the Wln1962
orbit catalog. The RV difference is small and renders identification
of the ascending node uncertain.
See Baize & Petit (1989) catalog of doubles with variable component. Baz1989d
CHARA Array Limb-darkened diameter 1.196 +/- 0.014 mas, CIA2012e
R = 0.863 +/- 0.011 \rsun, L = 0.645 +/-0.015 \lsun,
Teff = 5580 +/- 46 K.
AB: H 2 18. MEv2010
AB: Malkov et al. (2012) derive dynamical, photometric, and
spectroscopic masses 1.59 +/- 0.21, 1.60, and 1.56 Msun, respectively. Mlk2012
AD: Optical pair, based on study of relative motion of the components
using the method of apparent motion parameters. Kiy2008
AC: Rectilinear solution by Hurowitz et al. (2014). USN2014a
AD: Rectilinear solution by Friedman et al. (2011). USN2011a
 
 
REFERENCES
 
 
refcode metd author reference
Baz1989d - Baize, P. & Petit, M. 1989A&AS...77..497B
Baz1989d A&AS 77, 497, 1989
CIA2012e not j Boyajian, T.S., McAlister, H.A., van Belle, G., Gies, D.R., ten Brummelaar, T.A., 2012ApJ...746..101B
CIA2012e von Braun, K., Farrington, C., Goldfinger, P.J., O'Brien, D., Parks, J.R., .
CIA2012e Richardson, N.D., Ridgway, S., Schaefer, G., Sturmann, L., Sturmann, J., Touhami, .
CIA2012e Y., Turner, N.H. & White, R. .
CIA2012e ApJ 746, 101, 2012 .
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.)
Kiy2008 - Kiyaeva, O.V., Kiselev, A.A. & Izmailov, I.S. 2008SvAL...32..405K
Kiy2008 SvAL 34, 405, 2008
MEv2010 - MacEvoy, B. ...................
MEv2010 private communication, 2010 (see http://www.handprint.com/ASTRO/index.html)
Mlk2012 not - Malkov, O.Yu., Tamazian, V.S., Docobo, J.A., & Chulkov, D.A. 2012A&A...546A..69M
Mlk2012 A&A 546, A69, 2012
USN2011a lin - Friedman, E.A., Mason, B.D., & Hartkopf, W.I. 2011IAUDS.175....1F
USN2011a Inf. Circ. 175, 1, 2011
USN2014a lin - Hurowitz, J.L., Hartkopf, W.I., & Mason, B.D. 2014IAUDS.182....1H
USN2014a Inf. Circ. 182, 1, 2014
Wln1962 orb - Wielen, R. 1962AJ.....67..599W
Wln1962 AJ 67, 599, 1962
 
 
DISCOVERER
 
 
idgroup discov author
1 ARN Arnold, D.
100 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
14514+1906 STF1888 AB 2007 1361 311 6.3 4.76 6.95 G8V K5V NOD 145123.28+190602.3
14514+1906 STF1888 AB 2008 1366 309 6.2 4.76 6.95 G8V K5V NOD 145123.28+190602.3
14514+1906 STF1888 AB 2009 1368 310 6.4 4.76 6.95 G8V K5V NOD 145123.28+190602.3
14514+1906 STF1888 AB 2010 1386 310 5.9 4.76 6.95 G8V K5V NOD 145123.28+190602.3
14514+1906 STF1888 AB 2011 1401 308 6.0 4.76 6.95 G8V K5V NOD 145123.28+190602.3
14514+1906 STF1888 AB 2012 1402 306 5.7 4.76 6.95 G8V K5V NOD 145123.28+190602.3
14514+1906 STF1888 AB 2013 1414 306 5.7 4.76 6.95 G8V K5V NOD 145123.28+190602.3
14514+1906 STF1888 AB 2014 1419 304 5.6 4.76 6.95 G8V K5V NOD 145123.28+190602.3
14514+1906 STF1888 AB 2015 1422 302 5.6 4.76 6.95 G8V+K5V NOD 145123.28+190602.3
14514+1906 STF1888 AB 2016 1439 302 5.5 4.76 6.95 G8V+K5V NO 145123.38+190601.7
14514+1906 STF1888 AB 2017 1441 300 5.6 4.76 6.95 G8V+K5V NO 145123.38+190601.7
14514+1906 STF1888 AB 2018 1447 300 5.3 4.76 6.95 G8V+K5V NO 145123.38+190601.7
14514+1906 STF1888 AB 2019 1454 298 5.2 4.76 6.95 G8V+K5V NO 145123.38+190601.7
14514+1906 STF1888 AB 2020 1462 297 5.2 4.76 6.95 G8V+K5V NO 145123.38+190601.7
14514+1906 STF1888 AB 2021 1465 296 5.0 4.76 6.95 G8V+K5V NO 145123.38+190601.7

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

 
 
WDS 14514+1906 STF 1888 AB (Xi Boo) : VISUAL OBSERVATIONS REPORTS
 
 
Show date username difficulty separation pa_estim interest notes
Show 23/06/16 Daedalus1 mean difficulty separated 292   Very nice view. Bright yellow-white primary, Companion is orange and very much subdued.
Show 11/04/26 voyager75 mean difficulty separated   very interesting Già separate a 35X come due stelline molto strette. Ben evidente la differenza di magnitudine. La primaria appare gialla e la secondaria azzurra.

 
 
WDS 14514+1906 STF 1888 AB (Xi Boo) : MEASURES
 
 
Records found: 4
Show date username difficulty sep sep_sigma pa pa_sigma delta_mag # notes
Show 15/06/02 inzet difficut 5.63 0.18 301.51 1.84 0.59 375
Show 15/07/13 g.locatelli mean difficulty 6.00 0.07 303.00 0.38 1.54 1
Show 23/06/16 Daedalus1 mean difficulty 4.85 0.07 292.00 0.00 2.14 12 Seeing: Pickering 7, good
Show 20/05/21 Zeitgenosse   5.60   300.20     1
 
 
WDS 14514+1906 (Xi Boo) : VIRTUAL EYEPIECE
 
 

14514+1906 STF1888A mag 4.76 Sp G8V 14514+1906 STF1888B sep 6.9 P.A. 317.50 mag 6.95 Sp K5V 14514+1906 STF1888C sep 70.8 P.A. 340.90 mag 13.83 Sp K4Ve 14514+1906 STF1888D sep 152.7 P.A. 287.20 mag 11.73 Sp K4Ve 14514+1906 ARN  11E sep 256.8 P.A. 97.90 mag 8.65 Sp K4Ve 14514+1906 ARN  12F sep 328.3 P.A. 37.00 mag 9.2 Sp K4Ve virtual eyepiece
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Radius:
Components only
 
 
WDS 14514+1906 (Xi Boo) : ALADIN DSS IMAGE @ 14h 51m 23.38s +19° 06' 01.7"
 
 
 
 
WDS 14514+1906 STF 1888 AB (Xi Boo) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


14514+1906  STF1888AB distance=0' 14514+1906  STF1888BC distance=1' 14514+1906  STF1888BE distance=1' 14516+1900  UC 2857 distance=8' 14525+1844  BU   31AB distance=27' 14525+1844  BU   31AC distance=27' 14525+1844  BU   31AD distance=27' 14496+1840  SLW1037 distance=36' 14525+1939  ITF 148 distance=37' 14530+1950  ITF 188 distance=51' 14527+1953  ITF 185 distance=51' 14484+1937  ITF 162 distance=53' 14487+1943  ITF 146 distance=54' 14484+1940  ITF 147AB distance=54' 14484+1940  ITF 147AC distance=54' 14483+1938  ITF 173 distance=55' 14537+1819  CVR1609 distance=58' 14552+1830  GWP2473 distance=65' 14515+1800  BRT1939 distance=66' 14470+1935  ITF 144 distance=69' 14524+1757  A  2071 distance=71' 14470+1830  LEP  69 distance=72' 14521+2017  HO  389 distance=73' 14466+1932  GWP2456 distance=73' 14466+1941  ITF 145 distance=77' 14459+1930  ITF 143 distance=82' 14540+2019  KPP1526 distance=83' 14490+1737  GWP2462 distance=96' 14581+1934  GWP2475AB distance=100' 14581+1934  GWP2476AC distance=100' 14565+1755  LDS4516 distance=102' 14466+1749  KPP3935 distance=103' 14570+1758  KU  106 distance=105' 14588+1918  GWP2479 distance=106' 14562+1745  HDS2108AB distance=107' 14562+1745  GII  61AC distance=107' 14453+2009  HU  576 distance=107' 14583+1816  CVR 770 distance=110' 14482+2049  KPP2606 distance=113' 14434+1925  ITF 142 distance=115' 14569+2034  HU  648 distance=118' 14497+1710  TDS9317 distance=119' 14437+1953  WIS 269 distance=120' 14462+1728  CVR1599 distance=123' 14426+1929  HU  575AB distance=128' 14426+1929  LDS 968AB,C distance=128' 14575+2042  MLR 532 distance=129' 14570+2049  SLW1045 distance=130' 14426+1828  GWP2449 distance=131' 14434+2014  COU 186AB distance=133' 14434+2014  COU 186AC distance=133' 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 14514+1906 STF1888 AB 296 5.0
Show 14514+1906 STF1888 AD 286 160.8
Show 14514+1906 ARN 12 AF 39 335.4
Show 14514+1906 STF1888 AC 340 71.3
Show 14514+1906 ARN 11 AE 98 271.5
Show 14514+1906 STF1888 BC 343 67.0 1
Show 14514+1906 STF1888 BE 99 273.1 1
Show 14516+1900 UC 2857 110 32.8 8
Show 14525+1844 BU 31 AB 225 1.8 27
Show 14525+1844 BU 31 AC 163 8.2 27
Show 14525+1844 BU 31 AD 259 90.0 27
Show 14496+1840 SLW1037 49 11.3 36
Show 14525+1939 ITF 148 42 12.1 37
Show 14530+1950 ITF 188 31 9.4 51
Show 14527+1953 ITF 185 228 3.1 51
Show 14484+1937 ITF 162 351 4.6 53
Show 14487+1943 ITF 146 10 63.7 54
Show 14484+1940 ITF 147 AB 291 6.5 54
Show 14484+1940 ITF 147 AC 273 11.0 54
Show 14483+1938 ITF 173 281 1.4 55
Show 14537+1819 CVR1609 268 3.5 58
Show 14552+1830 GWP2473 11 195.7 65
Show 14515+1800 BRT1939 322 3.7 66
Show 14470+1935 ITF 144 189 24.3 69
Show 14524+1757 A 2071 273 1.3 71
Show 14470+1830 LEP 69 242 6.7 72
Show 14521+2017 HO 389 86 1.5 73
Show 14466+1932 GWP2456 276 37.6 73
Show 14466+1941 ITF 145 81 4.7 77
Show 14459+1930 ITF 143 72 4.4 82
Show 14540+2019 KPP1526 334 11.5 83
Show 14490+1737 GWP2462 287 11.6 96
Show 14581+1934 GWP2475 AB 247 19.0 100
Show 14581+1934 GWP2476 AC 88 359.2 100
Show 14565+1755 LDS4516 45 12.7 102
Show 14466+1749 KPP3935 198 1.9 103
Show 14570+1758 KU 106 239 57.4 105
Show 14588+1918 GWP2479 212 38.3 106
Show 14562+1745 HDS2108 AB 170 0.1 107
Show 14562+1745 GII 61 AC 194 1.8 107
Show 14453+2009 HU 576 188 5.6 107
Show 14583+1816 CVR 770 168 8.9 110
Show 14482+2049 KPP2606 274 23.7 113
Show 14434+1925 ITF 142 160 5.9 115
Show 14569+2034 HU 648 135 1.5 118
Show 14497+1710 TDS9317 141 2.3 119
Show 14437+1953 WIS 269 110 33.0 120
Show 14462+1728 CVR1599 292 4.4 123
Show 14426+1929 HU 575 AB 284 0.4 128
Show 14426+1929 LDS 968 AB,C 309 135.2 128
Show 14575+2042 MLR 532 248 0.7 129

 
 
WDS 14514+1906 : COMPONENTS
 
 
  A B C D E
B pa=317.5°
sep=6.92"
 
C pa=340.9°
sep=70.81"
pa=343.4°
sep=64.52"
 
D pa=287.2°
sep=152.67"
pa=285.8°
sep=146.73"
pa=259.9°
sep=124.62"
 
E pa=97.9°
sep=256.78"
pa=98.9°
sep=262.16"
pa=110.3°
sep=295.73"
pa=101.4°
sep=408.20"
 
F pa=37.0°
sep=328.30"
pa=38.2°
sep=327.11"
pa=48.5°
sep=294.71"
pa=57.7°
sep=406.28"
pa=349.2°
sep=302.88"
 
 
14514+1906 A
 
 
Name Xi Boo Coord arcsec 2000 145123.38+190601.7 Mag 4.76 Spectral class G8V (yellow)
PmRA 153.00 PmDE -72.0 SAO 101250 HIP 72659
Tycho2 1481-00722-1 HD 131156 HR 5544 GC 19991
BD BD+19 2870 Bayer Xi Bootis Bayer name Xi Flamsteed 37 Bootis
Flamsteed name 37 Boo
Tycho2
Tycho2 1481-00722-1 Pflag X RAmdeg DEmdeg
PmRA PmDE E RAmdeg E DEmdeg
E pmRA E pmDE EpRAm EpDEm
Num Q RAmdeg Q DEmdeg Q pmRA
Q pmDE BTmag 5.575 E BTmag 0.014 VTmag 4.757
E VTmag 0.009 Prox 71 TYC T HIP 72659
CCDM A RAdeg 222.84702500 DEdeg 19.10062500 EpRA 1990 1.43
EpDE 1990 1.61 E RAdeg 3.6 E DEdeg 3.6 Posflg
Corr 0.2
SAO
SAO 101250 DelFlag RA1950 PmRA1950 0.0096
DE1950 PmDE1950 -0.103 Vmag 4.6 SpType G5
Double code Source 70 CatNum 19991 DM BD+19 2870
DMcomp BDsup HD 131156 M HD 0
GC 19991 RA1950rad 3.87934214 DE1950rad 0.33697945 PmRA2000 0.0097
PmDE2000 -0.098
Hipparcos
Catalog H HIP 72659 Proxy H RAhms 14 51 23.28
DEdms +19 06 02.3 Vmag 4.54 VarFlag 1 R Vmag H
RAdeg 222.847 DEdeg 19.1006 AstroRef A Plx 149.26
CCDM 14513+1906 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 325 Rho 7.071 HD 131156 BD BD+19 2870
CD CP Dm number +19 2870 VIred 0.82
SpType G8V + K4V R SpType Coord arcsec 2000 145123.28+190602.3
Hipparcos 2
HIP 72659 Sn 17 So 3 Nc 2
RArad 3.8894141879 DErad 0.333368944 Plx 148.98 PmRA 154.98
PmDE -66.43 E RArad 0.34 E DErad 0.38 E Plx 0.48
E pmRA 0.4 E pmDE 0.45 Hpmag 4.6801 E Hpmag 0.0013
SHp 0.013 VA 2 BV 0.72 E BV 0.015
VI 0.82
 
 
14514+1906 B
 
 
Coord arcsec 2000 145123.05+190606.8 Coord calc 145123.05+190606.8 Mag 6.95 Spectral class K5V (yellow-orange)
PmRA 90.00 PmDE -147.0 Calc delta mag 2.19
 
 
14514+1906 C
 
 
Coord arcsec 2000 145121.75+190708.6 Mag 13.83 Spectral class K4Ve (yellow-orange) PmRA -2.00
PmDE -48.0 Calc delta mag 9.07 Calc coord yes
 
 
14514+1906 D
 
 
Coord arcsec 2000 145113.09+190646.8 Mag 11.73 Spectral class K4Ve (yellow-orange) PmRA -5.00
PmDE 3.0 Calc delta mag 6.97 Calc coord yes
 
 
14514+1906 E
 
 
Coord arcsec 2000 145141.32+190526.3 Mag 8.65 Spectral class K4Ve (yellow-orange) PmRA 2.00
PmDE -4.0 HIP 72689 Tycho2 1481-00660-1 BD BD+19 2873
Calc delta mag 3.89 Calc coord yes
Tycho2
Tycho2 1481-00660-1 Pflag RAmdeg 222.92592787 DEmdeg 19.08922850
PmRA 4.0 PmDE -4.3 E RAmdeg 12 E DEmdeg 10
E pmRA 1.0 E pmDE 1.1 EpRAm 1988.61 EpDEm 1989.77
Num 13 Q RAmdeg 0.5 Q DEmdeg 0.5 Q pmRA 0.5
Q pmDE 0.5 BTmag 10.692 E BTmag 0.046 VTmag 8.646
E VTmag 0.016 Prox 999 TYC T HIP 72689
CCDM RAdeg 222.92591833 DEdeg 19.08923917 EpRA 1990 1.46
EpDE 1990 1.67 E RAdeg 12.5 E DEdeg 10.5 Posflg
Corr 0.3
Hipparcos
Catalog H HIP 72689 Proxy RAhms 14 51 42.22
DEdms +19 05 21.3 Vmag 8.48 VarFlag 2 R Vmag H
RAdeg 222.926 DEdeg 19.0892 AstroRef Plx 2.01
CCDM N CCDM Nsys Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD BD BD+19 2873
CD CP Dm number +19 2873 VIred 2.1
SpType M2III R SpType Coord arcsec 2000 145142.22+190521.3
Hipparcos 2
HIP 72689 Sn 5 So 0 Nc 1
RArad 3.8907911585 DErad 0.3331700369 Plx 2.16 PmRA 3.59
PmDE -4.2 E RArad 0.61 E DErad 0.69 E Plx 0.87
E pmRA 0.74 E pmDE 0.91 Hpmag 8.5342 E Hpmag 0.0048
SHp 0.044 VA 2 BV 1.761 E BV 0.074
VI 2.23
 
 
14514+1906 F
 
 
Coord arcsec 2000 145137.33+191023.8 Mag 9.2 Spectral class K4Ve (yellow-orange) PmRA -24.00
PmDE -8.0 Tycho2 1481-00708-1 Calc delta mag 4.44 Calc coord yes
Tycho2
Tycho2 1481-00708-1 Pflag RAmdeg 222.90851236 DEmdeg 19.17321887
PmRA -22.7 PmDE -7.4 E RAmdeg 15 E DEmdeg 14
E pmRA 1.2 E pmDE 1.2 EpRAm 1988.42 EpDEm 1988.88
Num 10 Q RAmdeg 1.1 Q DEmdeg 0.7 Q pmRA 1.1
Q pmDE 0.7 BTmag 10.680 E BTmag 0.042 VTmag 9.200
E VTmag 0.019 Prox 999 TYC T HIP
CCDM RAdeg 222.90856750 DEdeg 19.17323722 EpRA 1990 1.47
EpDE 1990 1.65 E RAdeg 15.9 E DEdeg 15.0 Posflg
Corr 0.2