stampa
Login

Enhance your experience with Stelle Doppie.
Register here


Search



Actions
Advanced Search
Go to Simbad
New report
New measure
Login


Computed Lists
Populars
Latest Populars
Doubles in session


Current system
11272-1539
HU 462
HD 99565


Nearby doubles
25' : 11272-1604
LDS4100AB

44' : 11268-1456
LDS4099AB

48' : 11268-1626
FOX 67

52' : 11250-1458
GWP1582

63' : 11284-1639
KPP2014

73' : 11300-1639
GWP1594

75' : 11220-1539
ITF 13

90' : 11210-1553
UC 2121

98' : 11327-1637
TDS7916

101' : 11332-1449
TDS7923

103' : 11234-1412
GWP1575

104' : 11343-1531
TOK 143

111' : 11272-1729
TDS7862

115' : 11334-1428
RST3745

122' : 11210-1702
NSN 111

124' : 11355-1508
HU 463

127' : 11249-1741
HJ 840

127' : 11201-1654
LDS 346

134' : 11195-1425
GWP1573

136' : 11344-1707
J 1576

141' : 11348-1708
TDS7936

148' : 11170-1524
LDS4079

151' : 11273-1309
LDS4101

152' : 11271-1810
UC 2140

158' : 11309-1310
BRT2728

161' : 11265-1259
WIS 185



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.

11272-1539 HU 462 (HD 99565)

 
 
11h 27m 10.78s -15° 38' 55.0" P.A. 35.00 sep 0.5 mag 8.42,8.53 Sp G8V dist. 35.95 pc (117.27 l.y.)
 
 
Coord 2000 11272-1539 Discov num HU  462 Comp Coord arcsec 2000 11 27 10.78 -15 38 55.0
Date first 1902 Date last 2021 Obs 103
Pa first 220 Pa last 35.1 P.A. Now (θ) 21.1°
Sep first 0.6 Sep last 0.462 Sep. Now (ρ) 0.475"
Mag pri 8.42 Mag sec 8.53 delta mag (ΔM) 0.11 Spectral class G8V (yellow)
Pri motion ra +002 Sec motion ra +002
Pri motion dec -197 Sec motion dec -197
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 99565 Constellation Crater SAO 156686 HIP 55875
Tycho2 6085-00695-1 HD 99565 ADS 8166 BD BD-14 3326
Distance 35.95 Distance ly 117.27
 
 
ORBITAL ELEMENTS
 
 
Period (P)48.45y± 0.74 Periastron (T)1959.8y± 1.3 Semi-major axis (a)0.465a± 0.006
Eccentricity (e)0.098± 0.012 Inclination (i)164.3°± 3.9 Longitude of periastron (ω)15.1°± 6.4
Node (Ω)157°± 11 Notesn ReferenceMsn2021c
Equinox Last observation2021 Grade2(1=Definitive, 9=Indet.)
label theta rho
2000 212.6 0.435
2001 204.4 0.432
2002 196.1 0.429
2003 187.7 0.427
2004 179.3 0.425
2005 170.7 0.423
2006 162.1 0.422
2007 153.4 0.420
2008 144.6 0.419
2009 135.8 0.418
2010 127.0 0.417
2011 118.1 0.416
2012 109.2 0.417
2013 100.4 0.418
2014 91.7 0.420
2015 83.0 0.424
2016 74.5 0.428
2017 66.2 0.433
2018 58.1 0.439
2019 50.2 0.446
2020 42.6 0.453
2021 35.2 0.460
2022 28.0 0.468
2023 21.1 0.475
2024 14.4 0.482
2025 7.8 0.489
2026 1.5 0.494
2027 355.2 0.499
2028 349.1 0.503
2029 343.1 0.507
2030 337.1 0.509


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


 
  


wds11272-1539c.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 11272-1539 HU 462 (HD 99565) : NOTES
 
 
discov_num notes refcode
HU 462 1997.1231: Our reduction does not give the quadrant unambiguously. We
therefore adopt the quadrant consistent with the latest measure in the
WDS. Hor1997
Malkov et al. (2012) derive dynamical, photometric, and spectroscopic
masses of 1.65 +/- 0.25, 1.85, and 0.91 Msun, respectively. Mlk2012
 
 
REFERENCES
 
 
refcode metd author reference
Hor1997 S j Horch, E.P., Ninkov, Z., & Slawson, R. 1997AJ....114.2117H
Hor1997 AJ 114, 2117, 1997
Mlk2012 not - Malkov, O.Yu., Tamazian, V.S., Docobo, J.A., & Chulkov, D.A. 2012A&A...546A..69M
Mlk2012 A&A 546, A69, 2012
Msn2021c orb - Josties, J. & Mason, B.D. 2021IAUDS.205....1M
Msn2021c Inf. Circ. 205, 1, 2021
 
 
DISCOVERER
 
 
idgroup discov author
1 HU Hussey, W.F.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
11272-1539 HU 462 2005 88 165 0.4 8.42 8.53 G8V NOD 112710.78-153855.0
11272-1539 HU 462 2009 90 134 0.4 8.42 8.53 G8V NOD 112710.78-153855.0
11272-1539 HU 462 2010 94 134 0.4 8.42 8.53 G8V NOD 112710.78-153855.0
11272-1539 HU 462 2011 95 118 0.4 8.42 8.53 G8V NOD 112710.78-153855.0
11272-1539 HU 462 2013 96 97 0.4 8.42 8.53 G8V NOD 112710.78-153855.0
11272-1539 HU 462 2014 96 92 0.4 8.42 8.53 G8V NO 112710.78-153855.0
11272-1539 HU 462 2016 97 69 0.4 8.42 8.53 G8V NO 112710.78-153855.0
11272-1539 HU 462 2018 100 50 0.4 8.42 8.53 G8V NO 112710.78-153855.0
11272-1539 HU 462 2019 101 41 0.5 8.42 8.53 G8V NO 112710.78-153855.0
11272-1539 HU 462 2020 102 41 0.5 8.42 8.53 G8V NO 112710.78-153855.0
11272-1539 HU 462 2021 103 35 0.5 8.42 8.53 G8V NO 112710.78-153855.0

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

 
 
WDS 11272-1539 HU 462 (HD 99565) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 11272-1539 HU 462 (HD 99565) : MEASURES
 
 
No records found.

 
 
WDS 11272-1539 (HD 99565) : VIRTUAL EYEPIECE
 
 

11272-1539 HU 462A mag 8.42 Sp G8V 11272-1539 HU 462B sep 0.5 P.A. 34.10 mag 8.53 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 11272-1539 (HD 99565) : ALADIN DSS IMAGE @ 11h 27m 10.78s -15° 38' 55.0"
 
 
 
 
WDS 11272-1539 HU 462 (HD 99565) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

11272-1539 HU 462 distance=0' 11272-1604 HDS1627Aa,Ab distance=25' 11272-1604 LDS4100AB distance=25' 11268-1456 LDS4099AB distance=44' 11268-1456 WNO 39AC distance=44' 11268-1626 FOX 67 distance=48' 11250-1458 GWP1582 distance=52' 11284-1639 KPP2014 distance=63' 11300-1639 GWP1594 distance=73' 11220-1539 ITF 13 distance=75' 11210-1553 UC 2121 distance=90' 11327-1637 TDS7916 distance=98' 11332-1449 TDS7923 distance=101' 11234-1412 GWP1575 distance=103' 11343-1531 TOK 143 distance=104' 11292-1721 BU 601BC distance=107' 11292-1721 H 4 112A,BC distance=107' 11272-1729 TDS7862 distance=111' 11334-1428 RST3745 distance=115' 11210-1702 NSN 111 distance=122' 11355-1508 HU 463 distance=124' 11249-1741 HJ 840 distance=127' 11201-1654 LDS 346 distance=127' 11195-1425 GWP1573 distance=134' 11344-1707 J 1576 distance=136' 11348-1708 TDS7936 distance=141' 11170-1524 LDS4079 distance=148' 11273-1309 LDS4101 distance=151' 11271-1810 UC 2140 distance=152' 11309-1310 BRT2728 distance=158' 11265-1259 WIS 185 distance=161' 11352-1733 GWP1616 distance=162' 11218-1313 FME 1 distance=166' 11353-1739 GWP1617 distance=167' 11158-1615 UC 2109 distance=168' 11288-1825 GWP1588 distance=168' 11383-1629 GWP1627 distance=169' 11376-1656 HJ 1192 distance=169' 11365-1355 HU 131 distance=171' 11157-1621 SHJ 372 distance=172' 11367-1357 GWP1623 distance=172' 11349-1325 BRT2729 distance=175' 11288-1833 GWP1589 distance=176' 11262-1240 J 1575 distance=180' 11248-1837 TOI 676 distance=182' 11401-1551 FOX 172 distance=186' 11183-1323 HU 129 distance=188' 11397-1449 RST3749 distance=189' 11241-1235 GWP1577 distance=190' 11141-1526 BU 916 distance=191' 11146-1431 KPP2310 distance=195' 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 11272-1539 HU 462 35 0.5
Show 11272-1604 HDS1627 Aa,Ab 114 0.2 25
Show 11272-1604 LDS4100 AB 159 50.0 25
Show 11268-1456 LDS4099 AB 278 24.4 44
Show 11268-1456 WNO 39 AC 103 23.0 44
Show 11268-1626 FOX 67 194 1.8 48
Show 11250-1458 GWP1582 58 11.7 52
Show 11284-1639 KPP2014 264 16.0 63
Show 11300-1639 GWP1594 323 8.9 73
Show 11220-1539 ITF 13 300 4.9 75
Show 11210-1553 UC 2121 356 36.2 90
Show 11327-1637 TDS7916 294 0.5 98
Show 11332-1449 TDS7923 105 0.4 101
Show 11234-1412 GWP1575 234 152.5 103
Show 11343-1531 TOK 143 354 11.8 104
Show 11292-1721 BU 601 BC 199 1.0 107
Show 11292-1721 H 4 112 A,BC 330 27.7 107
Show 11272-1729 TDS7862 105 0.5 111
Show 11334-1428 RST3745 235 0.3 115
Show 11210-1702 NSN 111 95 3.0 122
Show 11355-1508 HU 463 34 1.1 124
Show 11249-1741 HJ 840 92 4.4 127
Show 11201-1654 LDS 346 82 64.7 127
Show 11195-1425 GWP1573 96 12.6 134
Show 11344-1707 J 1576 59 10.9 136
Show 11348-1708 TDS7936 104 0.5 141
Show 11170-1524 LDS4079 344 40.0 148
Show 11273-1309 LDS4101 28 1.6 151
Show 11271-1810 UC 2140 225 19.1 152
Show 11309-1310 BRT2728 271 3.0 158
Show 11265-1259 WIS 185 153 761.3 161
Show 11352-1733 GWP1616 147 278.7 162
Show 11218-1313 FME 1 117 0.2 166
Show 11353-1739 GWP1617 336 72.5 167
Show 11158-1615 UC 2109 356 43.6 168
Show 11288-1825 GWP1588 242 111.0 168
Show 11383-1629 GWP1627 150 14.6 169
Show 11376-1656 HJ 1192 358 13.7 169
Show 11365-1355 HU 131 152 3.1 171
Show 11157-1621 SHJ 372 300 19.2 172
Show 11367-1357 GWP1623 34 111.9 172
Show 11349-1325 BRT2729 228 3.9 175
Show 11288-1833 GWP1589 178 20.4 176
Show 11262-1240 J 1575 301 8.4 180
Show 11248-1837 TOI 676 284 1.3 182
Show 11401-1551 FOX 172 108 7.3 186
Show 11183-1323 HU 129 205 0.6 188
Show 11397-1449 RST3749 188 1.0 189
Show 11241-1235 GWP1577 85 26.4 190
Show 11141-1526 BU 916 179 0.4 191
Show 11146-1431 KPP2310 354 19.5 195

 
 
WDS 11272-1539 : COMPONENTS
 
 
  A
B pa=34.1°
sep=0.46"
 
 
11272-1539 A
 
 
Componente originario normalizzato AB Name HD 99565 Coord arcsec 2000 112710.78-153855.0 Mag 8.42
Spectral class G8V (yellow) PmRA 2.00 PmDE -197.0 SAO 156686
HIP 55875 Tycho2 6085-00695-1 HD 99565 ADS 8166
BD BD-14 3326
Tycho2
Tycho2 6085-00695-1 Pflag RAmdeg 171.79486143 DEmdeg -15.64860934
PmRA 1.6 PmDE -197.2 E RAmdeg 7 E DEmdeg 8
E pmRA 1.1 E pmDE 1.3 EpRAm 1990.53 EpDEm 1991.04
Num 11 Q RAmdeg 1.4 Q DEmdeg 1.4 Q pmRA 1.6
Q pmDE 1.4 BTmag 8.655 E BTmag 0.019 VTmag 7.784
E VTmag 0.013 Prox 999 TYC T HIP 55875
CCDM AB RAdeg 171.79485861 DEdeg -15.64816556 EpRA 1990 1.73
EpDE 1990 1.91 E RAdeg 6.7 E DEdeg 7.7 Posflg P
Corr 0.1
SAO
SAO 156686 DelFlag RA1950 PmRA1950 -0.0014
DE1950 PmDE1950 -0.182 Vmag 8.4 SpType K0
Double code Source 21 CatNum 4495 DM BD-14 3326
DMcomp BDsup HD 99565 M HD 0
GC RA1950rad 2.9874026 DE1950rad -0.26826477 PmRA2000 -0.0011
PmDE2000 -0.176
Hipparcos
Catalog H HIP 55875 Proxy H RAhms 11 27 10.78
DEdms -15 38 53.3 Vmag 7.65 VarFlag R Vmag G
RAdeg 171.795 DEdeg -15.6481 AstroRef A Plx 28.23
CCDM 11272-1539 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 277 Rho 0.478 HD 99565 BD BD-14 3326
CD CP Dm number -14 3326 VIred 0.79
SpType G8V R SpType Coord arcsec 2000 112710.78-153853.3
Hipparcos 2
HIP 55875 Sn 15 So 3 Nc 2
RArad 2.9983867667 DErad -0.2731114756 Plx 27.82 PmRA -5.94
PmDE -163.66 E RArad 1.22 E DErad 0.92 E Plx 1.34
E pmRA 1.15 E pmDE 0.77 Hpmag 7.7898 E Hpmag 0.0018
SHp 0.011 VA 0 BV 0.748 E BV 0.002
VI 0.79
CCDM
Ccdm 11272-1539 RComp Comp A Note1
Note2 Discov num DRAs -1.30 DDEs 6.3
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.3 Sp K0 PmNote *
PmRA -20 PmDE -182 Dm number -14 3326 Cat1 BD
Name2 156686 Cat2 SAO HD 99565 M HD
ADS BDS A 8166 M ADS BDS N IDS IDS 11222S1506A
HIC 55875
 
 
11272-1539 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 112710.80-153854.6 Mag 8.53 PmRA 2.00
PmDE -197.0 Calc delta mag 0.11 Calc coord yes
CCDM
Ccdm 11272-1539 RComp Comp B Note1 *
Note2 Discov num HU 462 DRAs DDEs
R dRAs Year 1902 Theta Rho
Obs 99 Vmag 8.7 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 8166 M ADS BDS N IDS IDS 11222S1506B
HIC 55875