stampa
Login

A workbench to forge your own double stars?
Create your account here!


Search



Actions
Advanced Search
Go to Simbad
New report
New measure
Login


Computed Lists
Populars
Latest Populars
Doubles in session


Current system
11272-1604
HDS 1627 Aa,Ab


Nearby doubles
23' : 11268-1626
FOX 67

25' : 11272-1539
HU 462

40' : 11284-1639
KPP2014

54' : 11300-1639
GWP1594

69' : 11268-1456
LDS4099AB

73' : 11250-1458
GWP1582

80' : 11220-1539
ITF 13

85' : 11327-1637
TDS7916

86' : 11272-1729
TDS7862

91' : 11210-1553
UC 2121

104' : 11249-1741
HJ 840

107' : 11210-1702
NSN 111

108' : 11343-1531
TOK 143

115' : 11332-1449
TDS7923

115' : 11201-1654
LDS 346

121' : 11344-1707
J 1576

125' : 11234-1412
GWP1575

126' : 11348-1708
TDS7936

127' : 11271-1810
UC 2140

131' : 11334-1428
RST3745

132' : 11355-1508
HU 463

143' : 11288-1825
GWP1588

145' : 11352-1733
GWP1616

150' : 11353-1739
GWP1617

150' : 11195-1425
GWP1573

151' : 11288-1833
GWP1589



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.

11272-1604 HDS 1627 Aa,Ab

 
 
11h 27m 14.58s -16° 03' 43.5" P.A. 114.00 sep 0.2 mag 11.47,11.85 Sp K7V dist. 59.14 pc (192.91 l.y.)
 
 
Coord 2000 11272-1604 Discov num HDS1627 Comp Aa,Ab Coord arcsec 2000 11 27 14.58 -16 03 43.5
Date first 1991 Date last 2019 Obs 12
Pa first 72 Pa last 114.1 P.A. Now (θ) 105.5°
Sep first 0.2 Sep last 0.231 Sep. Now (ρ) 0.268"
Mag pri 11.47 Mag sec 11.85 delta mag (ΔM) 0.38 Spectral class K7V (yellow-orange)
Pri motion ra -182 Sec motion ra
Pri motion dec -115 Sec motion dec
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
11272-1604 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 11 27 15 -16 03 44 HDS 1627 Aa,Ab 2019 12 114 0.2 11.47 11.85 0.38 Y <===
Show 11 27 15 -16 03 44 LDS 4100 AB 2018 8 159 50.0 10.80 14.43 3.63
Triple system
2 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Crater HIP 55884 Tycho2 6085-01231-1 Gaia DR2 3560212367203528064
BD BD-15 3267 Distance 59.14 Distance ly 192.91
 
 
ORBITAL ELEMENTS
 
 
Period (P)46.3y± 3.2 Periastron (T)2003.5y± 3.1 Semi-major axis (a)0.222a± 0.026
Eccentricity (e)0.358± 0.031 Inclination (i)119.5°± 7 Longitude of periastron (ω)165°± 22.3
Node (Ω)89.9°± 4.7 Notesn ReferenceTok2019c
Equinox Last observation2018 Grade3(1=Definitive, 9=Indet.)
label theta rho
2000 325.7 0.091
2001 307.1 0.105
2002 293.0 0.120
2003 282.1 0.134
2004 273.0 0.142
2005 264.5 0.144
2006 255.8 0.140
2007 246.4 0.132
2008 235.4 0.121
2009 222.3 0.111
2010 207.1 0.104
2011 190.5 0.103
2012 174.4 0.107
2013 160.3 0.117
2014 148.8 0.131
2015 139.7 0.147
2016 132.4 0.165
2017 126.5 0.182
2018 121.7 0.199
2019 117.6 0.215
2020 114.0 0.230
2021 110.9 0.244
2022 108.1 0.257
2023 105.5 0.268
2024 103.1 0.277
2025 100.9 0.285
2026 98.8 0.291
2027 96.7 0.295
2028 94.7 0.298
2029 92.7 0.298
2030 90.7 0.297


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


 
  


wds11272-1604a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 11272-1604 HDS 1627 Aa,Ab : NOTES
 
 
discov_num notes refcode
LDS4100 AB: NLTT 27425/27430 Chm2004
 
 
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.)
Tok2019c St j Tokovinin, A., Mason, B.D., Mendez, R.A., Horch, E.P. & Briceno, C. 2019AJ....158...48T
Tok2019c +orb AJ 158, 48, 2019
 
 
DISCOVERER
 
 
idgroup discov author
1 HDS Hipparcos Double Star (from additional DD list)
1 LDS Luyten p.m. catalog (from additional DD list)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
11272-1604 HDS1627 Aa,Ab 1991 1 72 0.2 11.47 11.85 K7V 112714.58-160343.5
11272-1604 HDS1627 Aa,Ab 2015 3 139 0.1 11.47 11.85 K7V N 112714.58-160343.5
11272-1604 HDS1627 Aa,Ab 2016 9 127 0.2 11.47 11.85 K7V N 112714.58-160343.5
11272-1604 HDS1627 Aa,Ab 2018 11 118 0.2 11.47 11.85 K7V N 112714.58-160343.5
11272-1604 HDS1627 Aa,Ab 2019 12 114 0.2 11.47 11.85 K7V NO 112714.58-160343.5

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

 
 
WDS 11272-1604 HDS 1627 Aa,Ab : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 11272-1604 HDS 1627 Aa,Ab : MEASURES
 
 
No records found.

 
 
WDS 11272-1604 : VIRTUAL EYEPIECE
 
 

11272-1604 LDS4100A mag 10.8 Sp K7V 11272-1604 HDS1627Ab sep 0.2 P.A. 115.00 mag 11.85 11272-1604 LDS4100B sep 49.7 P.A. 159.60 mag 14.43 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 11272-1604 : ALADIN DSS IMAGE @ 11h 27m 14.58s -16° 03' 43.5"
 
 
 
 
WDS 11272-1604 HDS 1627 Aa,Ab : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

11272-1604 HDS1627Aa,Ab distance=0' 11268-1626 FOX 67 distance=23' 11272-1539 HU 462 distance=25' 11284-1639 KPP2014 distance=40' 11300-1639 GWP1594 distance=54' 11268-1456 LDS4099AB distance=69' 11268-1456 WNO 39AC distance=69' 11250-1458 GWP1582 distance=73' 11220-1539 ITF 13 distance=80' 11292-1721 BU 601BC distance=83' 11292-1721 H 4 112A,BC distance=83' 11327-1637 TDS7916 distance=85' 11272-1729 TDS7862 distance=86' 11210-1553 UC 2121 distance=91' 11249-1741 HJ 840 distance=104' 11210-1702 NSN 111 distance=107' 11343-1531 TOK 143 distance=108' 11332-1449 TDS7923 distance=115' 11201-1654 LDS 346 distance=115' 11344-1707 J 1576 distance=121' 11234-1412 GWP1575 distance=125' 11348-1708 TDS7936 distance=126' 11271-1810 UC 2140 distance=127' 11334-1428 RST3745 distance=131' 11355-1508 HU 463 distance=132' 11288-1825 GWP1588 distance=143' 11352-1733 GWP1616 distance=145' 11353-1739 GWP1617 distance=150' 11195-1425 GWP1573 distance=150' 11288-1833 GWP1589 distance=151' 11170-1524 LDS4079 distance=153' 11248-1837 TOI 676 distance=158' 11376-1656 HJ 1192 distance=158' 11383-1629 GWP1627 distance=162' 11158-1615 UC 2109 distance=165' 11157-1621 SHJ 372 distance=168' 11273-1309 LDS4101 distance=176' 11309-1310 BRT2728 distance=182' 11252-1903 TSN 82 distance=182' 11401-1551 FOX 172 distance=185' 11265-1259 WIS 185 distance=185' 11387-1727 RST3748 distance=185' 11363-1816 GWP1620 distance=186' 11365-1355 HU 131 distance=186' 11247-1907 GWP1579 distance=187' 11367-1357 GWP1623 distance=187' 11218-1313 FME 1 distance=188' 11164-1752 RST2737 distance=190' 11153-1730 HU 461 distance=192' 11349-1325 BRT2729 distance=194' 11406-1633 LDS 356 distance=194' 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 11272-1604 HDS1627 Aa,Ab 114 0.2
Show 11272-1604 LDS4100 AB 159 50.0
Show 11268-1626 FOX 67 194 1.8 23
Show 11272-1539 HU 462 35 0.5 25
Show 11284-1639 KPP2014 264 16.0 40
Show 11300-1639 GWP1594 323 8.9 54
Show 11268-1456 LDS4099 AB 278 24.4 69
Show 11268-1456 WNO 39 AC 103 23.0 69
Show 11250-1458 GWP1582 58 11.7 73
Show 11220-1539 ITF 13 300 4.9 80
Show 11292-1721 BU 601 BC 199 1.0 83
Show 11292-1721 H 4 112 A,BC 330 27.7 83
Show 11327-1637 TDS7916 294 0.5 85
Show 11272-1729 TDS7862 105 0.5 86
Show 11210-1553 UC 2121 356 36.2 91
Show 11249-1741 HJ 840 92 4.4 104
Show 11210-1702 NSN 111 95 3.0 107
Show 11343-1531 TOK 143 354 11.8 108
Show 11332-1449 TDS7923 105 0.4 115
Show 11201-1654 LDS 346 82 64.7 115
Show 11344-1707 J 1576 59 10.9 121
Show 11234-1412 GWP1575 234 152.5 125
Show 11348-1708 TDS7936 104 0.5 126
Show 11271-1810 UC 2140 225 19.1 127
Show 11334-1428 RST3745 235 0.3 131
Show 11355-1508 HU 463 34 1.1 132
Show 11288-1825 GWP1588 242 111.0 143
Show 11352-1733 GWP1616 147 278.7 145
Show 11353-1739 GWP1617 336 72.5 150
Show 11195-1425 GWP1573 96 12.6 150
Show 11288-1833 GWP1589 178 20.4 151
Show 11170-1524 LDS4079 344 40.0 153
Show 11248-1837 TOI 676 284 1.3 158
Show 11376-1656 HJ 1192 358 13.7 158
Show 11383-1629 GWP1627 150 14.6 162
Show 11158-1615 UC 2109 356 43.6 165
Show 11157-1621 SHJ 372 300 19.2 168
Show 11273-1309 LDS4101 28 1.6 176
Show 11309-1310 BRT2728 271 3.0 182
Show 11252-1903 TSN 82 70 256.0 182
Show 11401-1551 FOX 172 108 7.3 185
Show 11265-1259 WIS 185 153 761.3 185
Show 11387-1727 RST3748 86 1.3 185
Show 11363-1816 GWP1620 56 12.1 186
Show 11365-1355 HU 131 152 3.1 186
Show 11247-1907 GWP1579 287 44.0 187
Show 11367-1357 GWP1623 34 111.9 187
Show 11218-1313 FME 1 117 0.2 188
Show 11164-1752 RST2737 255 0.3 190
Show 11153-1730 HU 461 76 1.9 192
Show 11349-1325 BRT2729 228 3.9 194

 
 
WDS 11272-1604 : COMPONENTS
 
 
  A Ab
Ab pa=115.0°
sep=0.22"
 
B pa=159.6°
sep=49.70"
pa=159.7°
sep=49.54"
 
 
11272-1604 A
 
 
Coord arcsec 2000 112714.58-160343.5 Mag 10.8 Spectral class K7V (yellow-orange) PmRA -185.00
PmDE -115.0 HIP 55884 Tycho2 6085-01231-1 BD BD-15 3267
Tycho2
Tycho2 6085-01231-1 Pflag RAmdeg 171.81080418 DEmdeg -16.06208322
PmRA -181.6 PmDE -115.0 E RAmdeg 43 E DEmdeg 38
E pmRA 2.0 E pmDE 2.0 EpRAm 1981.65 EpDEm 1980.13
Num 5 Q RAmdeg 1.6 Q DEmdeg 1.2 Q pmRA 1.6
Q pmDE 1.3 BTmag 12.032 E BTmag 0.167 VTmag 10.858
E VTmag 0.086 Prox 999 TYC T HIP 55884
CCDM AC RAdeg 171.81124250 DEdeg -16.06182944 EpRA 1990 1.90
EpDE 1990 1.89 E RAdeg 67.2 E DEdeg 89.2 Posflg P
Corr 0.1
Hipparcos
Catalog H HIP 55884 Proxy H RAhms 11 27 14.69
DEdms -16 03 42.5 Vmag 10.8 VarFlag R Vmag G
RAdeg 171.811 DEdeg -16.0618 AstroRef * Plx 17.76
CCDM 11272-1604 N CCDM M Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AC
Theta 72 Rho 0.223 HD BD BD-15 3267
CD CP Dm number -15 3267 VIred 1.3
SpType K7V R SpType Coord arcsec 2000 112714.69-160342.5
Hipparcos 2
HIP 55884 Sn 55 So 3 Nc 2
RArad 2.9986714864 DErad -0.2803312862 Plx 16.91 PmRA -185.76
PmDE -115.49 E RArad 2.54 E DErad 1.88 E Plx 2.87
E pmRA 2.41 E pmDE 1.5 Hpmag 10.8895 E Hpmag 0.0066
SHp 0.04 VA 0 BV 1.181 E BV 0.015
VI 1.3
CCDM
Ccdm 11272-1604 RComp Comp A Note1
Note2 Discov num DRAs 2.58 DDEs 16.5
R dRAs 82 Year Theta Rho
Obs 3 Vmag 11.5 Sp PmNote *
PmRA -186 PmDE -116 Dm number -15 3267 Cat1 BD
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 11222S1531A
HIC 55884
 
 
11272-1604 Ab
 
 
Coord arcsec 2000 112714.59-160343.6 Mag 11.85 Calc delta mag 0.38 Calc coord yes
 
 
11272-1604 B
 
 
Coord arcsec 2000 112715.78-160430.1 Mag 14.43 PmRA -186.00 PmDE -119.0
Calc delta mag 2.96 Calc coord yes
CCDM
Ccdm 11272-1604 RComp Comp B Note1
Note2 Discov num LDS4100 DRAs DDEs
R dRAs Year 1960 Theta 160 Rho 51.0
Obs 1 Vmag 16.0 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 11222S1531B
HIC