stampa
Login

Filter only those doubles you can observe? Yes, you can!
Register here


Search



Actions
Advanced Search
Go to Simbad
New report
New measure
Login


Computed Lists
Populars
Latest Populars
Doubles in session


Current system
11471-1149
RST 3756 AB


Nearby doubles
3' : 11469-1151
NSN 116AB

22' : 11461-1133
GWP1671

33' : 11454-1128
RST3754AB

42' : 11490-1119
GWP1681

46' : 11450-1116
KPP2741

67' : 11514-1211
KUI 59

70' : 11477-1040
GWP1676

85' : 11520-1231
BRT2730

91' : 11507-1037
WIS 192

93' : 11484-1019
H 6 115AB

100' : 11535-1222
RST3759

111' : 11474-0959
GWP1674

124' : 11490-0949
GWP1680

126' : 11555-1130
RST3760

133' : 11558-1118
GWP1707

134' : 11381-1131
TDS7969

141' : 11523-1347
GWP1693

142' : 11436-1401
YSC 210

143' : 11445-1407
HU 232

145' : 11567-1223
TOI 680

149' : 11387-1312
KUI 58AB

154' : 11368-1221
BU 456AB

160' : 11525-1408
HDS1676

163' : 11580-1122
RST3764

164' : 11387-1337
GWP1629

167' : 11390-0950
J 2083



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.

11471-1149 RST 3756 AB

 
 
11h 47m 03.83s -11° 49' 26.5" P.A. 143.00 sep 1.1 mag 9.21,12.71 Sp K2 dist. 25.36 pc (82.72 l.y.)
 
 
Coord 2000 11471-1149 Discov num RST3756 Comp AB Coord arcsec 2000 11 47 03.83 -11 49 26.5
Date first 1937 Date last 2021 Obs 19
Pa first 35 Pa last 143.1 P.A. Now (θ) 143.1°
Sep first 0.7 Sep last 1.143 Sep. Now (ρ) 1.143"
Mag pri 9.21 Mag sec 12.71 delta mag (ΔM) 3.5 Spectral class K2 (yellow-orange)
Pri motion ra -199 Sec motion ra -206
Pri motion dec -060 Sec motion dec -061
Notes O (Orbital solution)
rPM=0.033 (< 0.3, Physical double)
This double is physical.
 
 
11471-1149 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 156885 11 47 04 -11 49 26 RST 3756 AB 2021 19 143 1.1 9.21 12.71 3.50 Y <===
Show 156885 11 47 04 -11 49 26 LAF 45 AC 2005 1 42 5.7 6.40 21.40 15.00
Show 156885 11 47 04 -11 49 26 LAF 45 AD 2005 1 309 10.6 6.40 21.40 15.00
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Crater SAO 156885 HIP 57494 Tycho2 5520-01237-1
Gaia DR2 3585636855608873984 HD 102392 GL Gl 444A BD BD-11 3178
Distance 25.36 Distance ly 82.72
 
 
ORBITAL ELEMENTS
 
 
Period (P)121.3y± 2.8 Periastron (T)1955.7y± 2.8 Semi-major axis (a)0.982a± 0.013
Eccentricity (e)0.176± 0.011 Inclination (i)152.3°± 2.2 Longitude of periastron (ω)178.7°± 16.6
Node (Ω)151.4°± 7.4 Notes ReferenceTok2021f
Equinox Last observation2021 Grade5(1=Definitive, 9=Indet.)
label theta rho
2000 184.9 1.067
2001 182.7 1.077
2002 180.6 1.086
2003 178.5 1.095
2004 176.4 1.103
2005 174.4 1.110
2006 172.4 1.117
2007 170.4 1.124
2008 168.4 1.130
2009 166.5 1.135
2010 164.5 1.140
2011 162.6 1.144
2012 160.7 1.148
2013 158.8 1.150
2014 157.0 1.152
2015 155.1 1.154
2016 153.2 1.155
2017 151.3 1.155
2018 149.5 1.154
2019 147.6 1.153
2020 145.7 1.151
2021 143.8 1.148
2022 141.9 1.145
2023 140.0 1.141
2024 138.1 1.137
2025 136.2 1.132
2026 134.2 1.126
2027 132.2 1.119
2028 130.2 1.112
2029 128.2 1.105
2030 126.1 1.097


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


 
  


wds11471-1149b.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 11471-1149 RST 3756 AB : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Tok2021f orb - Tokovinin, A. 2021IAUDS.204....1T
Tok2021f Inf. Circ. 204, 1, 2021
 
 
DISCOVERER
 
 
idgroup discov author
1 LAF Lafreniere, D., Doyon, R., Marois, C., Nadeau, D., Oppenheimer, B.R., Roche, P.F.,
1 LAF Rigaut, F., Graham, J.R., et al.
10 LAF Lafreniere, D., Jayawardhana, R., Janson, M., Helling, C., Witte, S., &
10 LAF Hauschildt, P.
13 RST Rossiter, R.A.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
11471-1149 RST3756 AB 2005 11 173 1.1 9.21 12.71 K2 D 114703.84-114926.6
11471-1149 RST3756 AB 2006 12 171 1.1 9.21 12.71 K2 D 114703.96-114926.6
11471-1149 RST3756 AB 2014 13 156 1.2 9.21 12.71 K2 114703.96-114926.6
11471-1149 RST3756 AB 2018 14 149 1.2 9.21 12.71 K2 114703.83-114926.5
11471-1149 RST3756 AB 2019 17 147 1.1 9.21 12.71 K2 114703.83-114926.5
11471-1149 RST3756 AB 2021 19 143 1.1 9.21 12.71 K2 O 114703.83-114926.5

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

 
 
WDS 11471-1149 RST 3756 AB : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 11471-1149 RST 3756 AB : MEASURES
 
 
No records found.

 
 
WDS 11471-1149 : VIRTUAL EYEPIECE
 
 

11471-1149 RST3756A mag 9.21 Sp K2 11471-1149 RST3756B sep 1.1 P.A. 143.70 mag 12.71 11471-1149 LAF 45C sep 5.7 P.A. 41.40 mag 21.4 11471-1149 LAF 45D sep 10.4 P.A. 309.50 mag 21.4 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 11471-1149 : ALADIN DSS IMAGE @ 11h 47m 03.83s -11° 49' 26.5"
 
 
 
 
WDS 11471-1149 RST 3756 AB : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

11471-1149 RST3756AB distance=1' 11471-1149 LAF 45AC distance=1' 11471-1149 LAF 45AD distance=1' 11469-1151 NSN 116AB distance=3' 11469-1151 KPP2740BC distance=3' 11461-1133 GWP1671 distance=22' 11454-1128 RST3754AB distance=33' 11454-1128 TDS8014AC distance=33' 11490-1119 GWP1681 distance=42' 11450-1116 KPP2741 distance=46' 11514-1211 KUI 59 distance=67' 11477-1040 GWP1676 distance=70' 11520-1231 BRT2730 distance=85' 11507-1037 WIS 192 distance=91' 11484-1019 H 6 115AB distance=93' 11484-1019 TOK 144AD distance=93' 11484-1019 H 6 115BC distance=94' 11535-1222 RST3759 distance=100' 11474-0959 GWP1674 distance=111' 11490-0949 GWP1680 distance=124' 11555-1130 RST3760 distance=126' 11558-1118 GWP1707 distance=133' 11381-1131 TDS7969 distance=134' 11523-1347 GWP1693 distance=141' 11436-1401 YSC 210 distance=142' 11445-1407 HU 232 distance=143' 11567-1223 TOI 680 distance=145' 11387-1312 KUI 58AB distance=149' 11387-1312 UC 2181AC distance=149' 11368-1221 KPP4375BC distance=154' 11368-1221 BU 456AB distance=154' 11368-1221 KPP4375AC distance=154' 11525-1408 HDS1676 distance=160' 11580-1122 RST3764 distance=163' 11387-1337 GWP1629 distance=164' 11390-0950 J 2083 distance=167' 11582-1120 LDS4162 distance=167' 11416-0918 TDS7992 distance=171' 11427-0910 GWP1650 distance=172' 11547-1401 TOK 719 distance=174' 11360-1050 J 1577AB distance=174' 11360-1050 J 1577AC distance=174' 11403-0926 J 2659 distance=175' 11582-1045 J 2084 distance=177' 11512-1435 UC 2221 distance=177' 11394-1410 GWP1635 distance=179' 11347-1200 TDS7935 distance=182' 11539-1423 HLD 113 distance=184' 11569-1345 TOK 553 distance=186' 11582-1022 RST3766 distance=186' 11597-1137 BRT3213 distance=187' 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 11471-1149 RST3756 AB 143 1.1 1
Show 11471-1149 LAF 45 AC 42 5.7 1
Show 11471-1149 LAF 45 AD 309 10.6 1
Show 11469-1151 NSN 116 AB 156 58.3 3
Show 11469-1151 KPP2740 BC 153 6.4 3
Show 11461-1133 GWP1671 153 15.9 22
Show 11454-1128 RST3754 AB 126 0.4 33
Show 11454-1128 TDS8014 AC 237 38.3 33
Show 11490-1119 GWP1681 359 112.2 42
Show 11450-1116 KPP2741 20 1.5 46
Show 11514-1211 KUI 59 81 42.3 67
Show 11477-1040 GWP1676 309 33.4 70
Show 11520-1231 BRT2730 114 4.9 85
Show 11507-1037 WIS 192 278 918.0 91
Show 11484-1019 H 6 115 AB 65 91.7 93
Show 11484-1019 TOK 144 AD 164 18.3 93
Show 11484-1019 H 6 115 BC 352 100.7 94
Show 11535-1222 RST3759 43 1.6 100
Show 11474-0959 GWP1674 244 12.2 111
Show 11490-0949 GWP1680 164 40.4 124
Show 11555-1130 RST3760 311 0.8 126
Show 11558-1118 GWP1707 96 10.6 133
Show 11381-1131 TDS7969 320 4.3 134
Show 11523-1347 GWP1693 217 27.0 141
Show 11436-1401 YSC 210 205 0.2 142
Show 11445-1407 HU 232 105 0.8 143
Show 11567-1223 TOI 680 331 0.8 145
Show 11387-1312 KUI 58 AB 248 1.1 149
Show 11387-1312 UC 2181 AC 174 92.2 149
Show 11368-1221 KPP4375 BC 298 4.2 154
Show 11368-1221 BU 456 AB 162 1.2 154
Show 11368-1221 KPP4375 AC 290 3.7 154
Show 11525-1408 HDS1676 90 0.2 160
Show 11580-1122 RST3764 32 1.3 163
Show 11387-1337 GWP1629 335 10.2 164
Show 11390-0950 J 2083 113 4.8 167
Show 11582-1120 LDS4162 333 8.4 167
Show 11416-0918 TDS7992 67 1.3 171
Show 11427-0910 GWP1650 297 37.6 172
Show 11547-1401 TOK 719 78 0.1 174
Show 11360-1050 J 1577 AB 274 7.9 174
Show 11360-1050 J 1577 AC 84 19.9 174
Show 11403-0926 J 2659 232 7.6 175
Show 11582-1045 J 2084 232 3.6 177
Show 11512-1435 UC 2221 221 46.1 177
Show 11394-1410 GWP1635 277 70.5 179
Show 11347-1200 TDS7935 238 1.2 182
Show 11539-1423 HLD 113 270 3.4 184
Show 11569-1345 TOK 553 142 999.9 186
Show 11582-1022 RST3766 256 0.3 186
Show 11597-1137 BRT3213 240 2.9 187

 
 
WDS 11471-1149 : COMPONENTS
 
 
  A B C
B pa=143.7°
sep=1.13"
 
C pa=41.4°
sep=5.67"
pa=30.8°
sep=6.01"
 
D pa=309.5°
sep=10.43"
pa=310.9°
sep=11.54"
pa=281.4°
sep=12.04"
 
 
11471-1149 A
 
 
Coord arcsec 2000 114703.83-114926.5 Mag 9.21 Spectral class K2 (yellow-orange) PmRA -199.00
PmDE -60.0 SAO 156885 HIP 57494 Tycho2 5520-01237-1
HD 102392 BD BD-11 3178
Tycho2
Tycho2 5520-01237-1 Pflag RAmdeg 176.76601924 DEmdeg -11.82406523
PmRA -191.0 PmDE -64.8 E RAmdeg 12 E DEmdeg 17
E pmRA 1.5 E pmDE 1.4 EpRAm 1989.91 EpDEm 1986.80
Num 8 Q RAmdeg 1.8 Q DEmdeg 2.3 Q pmRA 1.8
Q pmDE 2.3 BTmag 10.601 E BTmag 0.044 VTmag 9.208
E VTmag 0.020 Prox 10 TYC T HIP 57494
CCDM A RAdeg 176.76646583 DEdeg -11.82390639 EpRA 1990 1.73
EpDE 1990 1.55 E RAdeg 13.0 E DEdeg 18.7 Posflg
Corr 0.1
SAO
SAO 156885 DelFlag RA1950 PmRA1950 -0.0138
DE1950 PmDE1950 -0.055 Vmag 8.8 SpType K2
Double code Source 20 CatNum 4361 DM BD-11 3178
DMcomp BDsup HD 102392 M HD 0
GC RA1950rad 3.07407416 DE1950rad -0.20150179 PmRA2000 -0.0135
PmDE2000 -0.049
Hipparcos
Catalog H HIP 57494 Proxy H RAhms 11 47 03.96
DEdms -11 49 26.0 Vmag 9.03 VarFlag R Vmag G
RAdeg 176.766 DEdeg -11.8239 AstroRef A Plx 40.57
CCDM 11471-1149 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual C M HIP AB
Theta 206 Rho 0.948 HD 102392 BD BD-11 3178
CD CP Dm number -11 3178 VIred 1.21
SpType K2 R SpType Coord arcsec 2000 114703.96-114926.0
Hipparcos 2
HIP 57494 Sn 15 So 3 Nc 2
RArad 3.0851572361 DErad -0.2063659991 Plx 39.43 PmRA -203.13
PmDE -61.65 E RArad 1.02 E DErad 0.65 E Plx 1.1
E pmRA 1.1 E pmDE 0.71 Hpmag 9.1623 E Hpmag 0.0022
SHp 0.016 VA 0 BV 1.126 E BV 0.007
VI 1.21
CCDM
Ccdm 11471-1149 RComp Comp A Note1
Note2 Discov num DRAs -2.23 DDEs -25.7
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.1 Sp K2 PmNote *
PmRA -203 PmDE -55 Dm number -11 3178 Cat1 BD
Name2 156885 Cat2 SAO HD 102392 M HD
ADS BDS M ADS BDS N IDS IDS 11420S1116A
HIC 57494
 
 
11471-1149 B
 
 
Coord arcsec 2000 114703.88-114927.4 Mag 12.71 PmRA -206.00 PmDE -61.0
Calc delta mag 3.5 Calc coord yes
CCDM
Ccdm 11471-1149 RComp Comp B Note1
Note2 Discov num RST3756 DRAs DDEs
R dRAs Year 1951 Theta 355 Rho 0.7
Obs 3 Vmag 14.2 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 11420S1116B
HIC 57494
 
 
11471-1149 C
 
 
Coord arcsec 2000 114704.09-114922.2 Mag 21.4 Calc delta mag 12.19 Calc coord yes
 
 
11471-1149 D
 
 
Coord arcsec 2000 114703.28-114919.9 Mag 21.4 Calc delta mag 12.19 Calc coord yes