11363+2747 STF 1555 AB

 
 
11h 36m 17.94s +27° 46' 52.7" P.A. 151.00 sep 0.7 mag 6.41,6.78 Sp F0V dist. 71.58 pc (233.49 l.y.)
 
 
Coord 2000 11363+2747 Discov num STF1555 Comp AB Coord arcsec 2000 11 36 17.94 +27 46 52.7
Date first 1829 Date last 2022 Obs 303
Pa first 339 Pa last 151.3 P.A. Now (θ) 151.3°
Sep first 1.3 Sep last 0.66 Sep. Now (ρ) 0.66"
Mag pri 6.41 Mag sec 6.78 delta mag (ΔM) 0.37 Spectral class F0V (yellow-white)
Pri motion ra +027 Sec motion ra +027
Pri motion dec +013 Sec motion dec +013
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
11363+2747 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 81893 11 36 18 +27 46 53 STF 1555 AB 2022 303 151 0.7 6.41 6.78 0.37 Y <===
Show HD 100808 81893 11 36 18 +27 46 53 HJ 503 AB,C 2016 55 156 22.5 5.83 11.17 5.34
Triple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Leo SAO 81893 HIP 56601 Tycho2 1984-02611-1
HD 100808 HR 4465 GC 15905 ADS 8231
BD BD+28 2022 Distance 71.58 Distance ly 233.49
 
 
ORBITAL ELEMENTS
 
 
Period (P)1730y Periastron (T)2023.2y Semi-major axis (a)3.042a
Eccentricity (e)0.778 Inclination (i)86.1° Longitude of periastron (ω)22.4°
Node (Ω)149.8° Notesn ReferenceDoc2017a
Equinox2000 Last observation2015 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 147.4 0.703
2001 147.6 0.707
2002 147.8 0.710
2003 147.9 0.712
2004 148.1 0.714
2005 148.2 0.716
2006 148.4 0.717
2007 148.6 0.717
2008 148.7 0.717
2009 148.9 0.716
2010 149.1 0.715
2011 149.2 0.712
2012 149.4 0.709
2013 149.5 0.706
2014 149.7 0.701
2015 149.9 0.696
2016 150.0 0.690
2017 150.2 0.683
2018 150.4 0.676
2019 150.6 0.668
2020 150.8 0.659
2021 151.0 0.649
2022 151.2 0.638
2023 151.4 0.627
2024 151.6 0.615
2025 151.8 0.602
2026 152.0 0.589
2027 152.3 0.574
2028 152.5 0.559
2029 152.8 0.544
2030 153.1 0.528


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


 
  


wds11363%2B2747a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 11363+2747 STF 1555 AB : NOTES
 
 
discov_num notes refcode
STF1555 A is a SB. A premature visual orbit has been computed Wor1956b
Quadrant certain in 1951 and 1953. One star is possibly variable. Baz1954a
Data appear equally well fit by rectilinear solution - see catalog.
HJ 503 AB,C: According to Le Beau, this pair is physical. LBu1990c
 
 
REFERENCES
 
 
refcode metd author reference
Baz1954a Ma - Baize, P. 1954JO.....37...73B
Baz1954a J. Obs. 37, 73-111, 1954
Doc2017a orb - Docobo, J.A. & Ling, J.F. 2017IAUDS.191....1D
Doc2017a Inf. Circ. 191, 1, 2017
LBu1990c Ma - Le Beau, J. 1990O&T....22...39L
LBu1990c Obs. et Travaux 22, 39, 1990
Wor1956b Ma - Worley, C.E. 1956AJ.....61..162W
Wor1956b AJ 61, 162, 1956
 
 
DISCOVERER
 
 
idgroup discov author
1 HJ Herschel, J.F.W.
50 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
11363+2747 STF1555 AB 2006 295 148 0.7 6.41 6.78 F0V NCD 113617.94+274652.7
11363+2747 STF1555 AB 2007 297 149 0.7 6.41 6.78 F0V NCD 113617.94+274652.7
11363+2747 STF1555 AB 2010 303 149 0.7 6.41 6.78 F0V NCD 113617.94+274652.7
11363+2747 STF1555 AB 2013 311 150 0.8 6.41 6.78 F0V NL 113617.94+274652.7
11363+2747 STF1555 AB 2014 290 148 0.8 6.41 6.78 F0V NL 113617.94+274652.7
11363+2747 STF1555 AB 2015 294 151 0.8 6.41 6.78 F0V NC 113617.94+274652.7
11363+2747 STF1555 AB 2016 296 148 0.8 6.41 6.78 F0V NO 113617.94+274652.7
11363+2747 STF1555 AB 2019 301 151 0.7 6.41 6.78 F0V NO 113617.94+274652.7
11363+2747 STF1555 AB 2022 303 151 0.7 6.41 6.78 F0V NO 113617.94+274652.7

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

 
 
WDS 11363+2747 STF 1555 AB : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 11363+2747 STF 1555 AB : MEASURES
 
 
No records found.

 
 
WDS 11363+2747 : VIRTUAL EYEPIECE
 
 

11363+2747 STF1555A mag 6.41 Sp F0V 11363+2747 STF1555B sep 0.6 P.A. 154.20 mag 6.78 11363+2747 HJ 503C sep 22.1 P.A. 158.70 mag 11.17 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 11363+2747 : ALADIN DSS IMAGE @ 11h 36m 17.94s +27° 46' 52.7"
 
 
 
 
WDS 11363+2747 STF 1555 AB : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

11363+2747 STF1555AB distance=0' 11347+2745 HJ 2578 distance=23' 11345+2746 HJ 2577 distance=24' 11345+2754 SLE 608 distance=26' 11355+2716 SLW 618 distance=33' 11389+2715 SLE 610 distance=47' 11364+2657 COU 784 distance=52' 11386+2829 SLE 609 distance=52' 11398+2811 A 560 distance=53' 11343+2832 SLE 607 distance=53' 11399+2819 SLE 611 distance=58' 11325+2711 SLE 605 distance=63' 11409+2802 CVR1376 distance=63' 11406+2814 SLE 613 distance=63' 11324+2710 SLE 606 distance=64' 11396+2657 STF1564 distance=67' 11374+2853 GRV 840 distance=68' 11402+2832 SLE 612 distance=69' 11312+2732 A 559AB distance=70' 11312+2732 GII 175Aa,Ab distance=70' 11390+2648 SLW 625 distance=70' 11412+2719 MLB 645 distance=72' 11392+2640 HDS1651 distance=78' 11412+2653 SLW 630AB distance=85' 11401+2906 TDS7979 distance=94' 11334+2912 HJ 2575AC distance=94' 11368+2923 HJ 2579AB distance=96' 11368+2923 FMR 15AC distance=96' 11286+2726 KPP3240 distance=106' 11402+2609 HDS1652 distance=111' 11293+2850 UC 2151AB distance=113' 11293+2850 LSC 48Aa,Ab distance=113' 11338+2938 HDS1640 distance=116' 11294+2633 TDS7887 distance=118' 11275+2726 SLN 68 distance=119' 11448+2826 ES 435AB distance=120' 11448+2826 SIN 66AC distance=120' 11354+2544 KPP2189 distance=124' 11388+2948 HJ 505 distance=126' 11266+2803 RAO 263 distance=130' 11460+2843 SKF 178 distance=141' 11427+2551 SLW 634 distance=145' 11258+2704 HJ 497 distance=146' 11404+3003 HJ 507 distance=147' 11470+2701 HDS1663 distance=149' 11323+2527 TDS7912AB distance=151' 11323+2527 GII 83AC distance=151' 11301+2958 STTA111 distance=155' 11395+2518 A 678 distance=155' 11313+3008 KPP2065 distance=156' 11246+2717 CVR 610 distance=159' 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 11363+2747 STF1555 AB 151 0.7
Show 11363+2747 HJ 503 AB,C 156 22.5
Show 11347+2745 HJ 2578 162 21.3 23
Show 11345+2746 HJ 2577 184 4.5 24
Show 11345+2754 SLE 608 227 10.2 26
Show 11355+2716 SLW 618 177 36.0 33
Show 11389+2715 SLE 610 273 15.1 47
Show 11364+2657 COU 784 36 3.2 52
Show 11386+2829 SLE 609 119 10.2 52
Show 11398+2811 A 560 359 4.8 53
Show 11343+2832 SLE 607 348 35.4 53
Show 11399+2819 SLE 611 165 34.2 58
Show 11325+2711 SLE 605 157 12.5 63
Show 11409+2802 CVR1376 78 3.1 63
Show 11406+2814 SLE 613 5 14.2 63
Show 11324+2710 SLE 606 84 10.6 64
Show 11396+2657 STF1564 87 5.0 67
Show 11374+2853 GRV 840 296 27.0 68
Show 11402+2832 SLE 612 329 24.6 69
Show 11312+2732 A 559 AB 153 2.4 70
Show 11312+2732 GII 175 Aa,Ab 111 0.1 70
Show 11390+2648 SLW 625 96 39.9 70
Show 11412+2719 MLB 645 152 2.2 72
Show 11392+2640 HDS1651 217 0.8 78
Show 11412+2653 SLW 630 AB 175 23.2 85
Show 11401+2906 TDS7979 316 0.6 94
Show 11334+2912 HJ 2575 AC 314 13.7 94
Show 11368+2923 HJ 2579 AB 352 13.9 96
Show 11368+2923 FMR 15 AC 209 194.6 96
Show 11286+2726 KPP3240 219 1.7 106
Show 11402+2609 HDS1652 264 0.5 111
Show 11293+2850 UC 2151 AB 138 34.5 113
Show 11293+2850 LSC 48 Aa,Ab 124 0.2 113
Show 11338+2938 HDS1640 129 2.1 116
Show 11294+2633 TDS7887 327 0.4 118
Show 11275+2726 SLN 68 104 8.6 119
Show 11448+2826 ES 435 AB 347 7.2 120
Show 11448+2826 SIN 66 AC 273 152.4 120
Show 11354+2544 KPP2189 217 18.0 124
Show 11388+2948 HJ 505 319 7.2 126
Show 11266+2803 RAO 263 43 1.8 130
Show 11460+2843 SKF 178 201 2.0 141
Show 11427+2551 SLW 634 302 14.7 145
Show 11258+2704 HJ 497 53 35.1 146
Show 11404+3003 HJ 507 29 34.2 147
Show 11470+2701 HDS1663 192 0.1 149
Show 11323+2527 TDS7912 AB 131 0.2 151
Show 11323+2527 GII 83 AC 172 1.1 151
Show 11301+2958 STTA111 34 66.8 155
Show 11395+2518 A 678 226 1.2 155
Show 11313+3008 KPP2065 9 16.6 156

 
 
WDS 11363+2747 : COMPONENTS
 
 
  A B
B pa=154.2°
sep=0.64"
 
C pa=158.7°
sep=22.05"
pa=158.8°
sep=21.41"
 
 
11363+2747 A
 
 
Coord arcsec 2000 113617.94+274652.7 Mag 6.41 Spectral class F0V (yellow-white) PmRA 27.00
PmDE 13.0 SAO 81893 HIP 56601 Tycho2 1984-02611-1
HD 100808 HR 4465 GC 15905 BD BD+28 2022
Tycho2
Tycho2 1984-02611-1 Pflag RAmdeg 174.07487466 DEmdeg 27.78127041
PmRA 26.9 PmDE 13.4 E RAmdeg 3 E DEmdeg 4
E pmRA 1.3 E pmDE 1.2 EpRAm 1991.71 EpDEm 1991.59
Num 10 Q RAmdeg 1.3 Q DEmdeg 1.5 Q pmRA 1.2
Q pmDE 1.5 BTmag 6.162 E BTmag 0.014 VTmag 5.901
E VTmag 0.009 Prox 999 TYC T HIP 56601
CCDM AB RAdeg 174.07480556 DEdeg 27.78124000 EpRA 1990 1.82
EpDE 1990 1.78 E RAdeg 3.3 E DEdeg 3.6 Posflg P
Corr 0.5
SAO
SAO 81893 DelFlag RA1950 PmRA1950 0.0017
DE1950 PmDE1950 -0.001 Vmag 5.8 SpType A3
Double code Source 70 CatNum 15905 DM BD+28 2022
DMcomp BDsup HD 100808 M HD 0
GC 15905 RA1950rad 3.0267095 DE1950rad 0.48969875 PmRA2000 0.0017
PmDE2000 0.003
Hipparcos
Catalog H HIP 56601 Proxy H RAhms 11 36 17.94
DEdms +27 46 52.7 Vmag 5.8 VarFlag R Vmag H
RAdeg 174.075 DEdeg 27.7813 AstroRef A Plx 13.92
CCDM 11363+2747 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 146 Rho 0.658 HD 100808 BD BD+28 2022
CD CP Dm number +28 2022 VIred 0.26
SpType F0V R SpType Coord arcsec 2000 113617.94+274652.7
Hipparcos 2
HIP 56601 Sn 15 So 3 Nc 2
RArad 3.0381775901 DErad 0.4848752096 Plx 13.97 PmRA 24.11
PmDE 15.83 E RArad 0.79 E DErad 0.96 E Plx 0.75
E pmRA 1.31 E pmDE 1.63 Hpmag 5.8737 E Hpmag 0.0005
SHp 0.005 VA 0 BV 0.248 E BV 0.005
VI 0.28
CCDM
Ccdm 11363+2747 RComp Comp A Note1
Note2 Discov num DRAs 0.00 DDEs -7.5
R dRAs 10 Year Theta Rho
Obs 3 Vmag 6.4 Sp A3 PmNote *
PmRA 32 PmDE 8 Dm number +28 2022 Cat1 BD
Name2 +28 1180 Cat2 AGK2/3 HD 100808 M HD
ADS BDS A 8231 M ADS BDS N IDS IDS 11310N2820A
HIC 56601
 
 
11363+2747 B
 
 
Coord arcsec 2000 113617.96+274652.1 Mag 6.78 PmRA 27.00 PmDE 13.0
Calc delta mag 0.37 Calc coord yes
CCDM
Ccdm 11363+2747 RComp Comp B Note1 *
Note2 Discov num STF1555 DRAs DDEs
R dRAs Year 1959 Theta 315 Rho 0.3
Obs 99 Vmag 6.8 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 8231 M ADS BDS N IDS IDS 11310N2820B
HIC 56601
 
 
11363+2747 C
 
 
Coord arcsec 2000 113618.54+274632.2 Mag 11.17 PmRA 5.00 PmDE -14.0
Calc delta mag 4.76 Calc coord yes
CCDM
Ccdm 11363+2747 RComp Comp C Note1
Note2 Discov num HJ 503 DRAs DDEs
R dRAs Year 1844 Theta 148 Rho 21.2
Obs 18 Vmag 10.2 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 8231 M ADS BDS N IDS IDS 11310N2820C
HIC