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181132 (2005 QW140)
Classification: Main-belt Asteroid          SPK-ID: 2181132
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1014364444229569 3.1727e-08  
a 2.934382994192969 1.7326e-08 au
q 2.636729616686844 9.2762e-08 au
i 6.00752731542706 4.842e-06 deg
node 161.1583502086518 3.3896e-05 deg
peri 113.9738915384607 4.4672e-05 deg
M 105.2648910101939 2.6443e-05 deg
tp 2458859.647886872716
(2020-Jan-11.14788687)
0.00013513 TDB
period 1836.003997829687
5.03
1.6261e-05
4.452e-08
d
yr
n .1960780044191356 1.7366e-09 deg/d
Q 3.232036371699094 1.9084e-08 au
  Orbit Determination Parameters
   # obs. used (total)      491  
   data-arc span      22233 days (60.87 yr)  
   first obs. used      1960-09-24  
   last obs. used      2021-08-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56545  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 03:09:53  

Additional Information
 Earth MOID = 1.62758 au 
 Jupiter MOID = 1.89124 au 
 T_jup = 3.259 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457637.5 (2016-Sep-06.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .100830629255774 3.1857e-08  
q 2.640312959042842 9.3436e-08 au
tp 2457028.217981977718
(2015-Jan-05.71798198)
0.00013843 TDB
node 161.2636909688244 3.3943e-05 deg
peri 115.2024389733893 4.4771e-05 deg
i 6.00191445320426 4.8381e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      491  
   data-arc span      22233 days (60.87 yr)  
   first obs. used      1960-09-24  
   last obs. used      2021-08-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56545  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 03:09:53  

Additional Information
 Jupiter MOID = 1.89124 au 
 T_jup = 3.259 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.014895967902378E-15 -2.93441041656559E-15 7.637006576796807E-13 8.092353598746159E-16 1.5445535302184E-13 -7.714226926491719E-17
q -2.93441041656559E-15 8.730219409918947E-15 -2.73989918087641E-12 -2.395043409548427E-15 -5.409997690012626E-13 4.931533517512476E-16
tp 7.637006576796807E-13 -2.73989918087641E-12 1.916195008181718E-8 -4.559149430260265E-11 4.049398692880391E-9 8.819528537351304E-12
node 8.092353598746159E-16 -2.395043409548427E-15 -4.559149430260265E-11 1.152126647205221E-9 -1.155140783810655E-9 9.064693341792493E-12
peri 1.5445535302184E-13 -5.409997690012626E-13 4.049398692880391E-9 -1.155140783810655E-9 2.004415788316984E-9 -7.110864562420423E-12
i -7.714226926491719E-17 4.931533517512476E-16 8.819528537351304E-12 9.064693341792493E-12 -7.110864562420423E-12 2.340689210978259E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.79   n/a E2021B55  
diameter diameter 2.961 km 0.570 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.153   0.060 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

181132 (2005 QW140)          Discovered 2005-Aug-29 by LONEOS at Anderson Mesa
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

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Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1906-Jun-12 19:13 00:03 Jupiter 1.92205289631813 1.9220521969412 1.92205359569538 2.52265828576221 2.3414593930988 2417374.300387202 3.07640042215348 62.2715812842328 12.6114245695176 65.4554633509107 3566217.18785004 T 20 CATAB v2.0g-lin.ifort 2021-Aug-25 03:09:55 2021-Aug-25 03:09
1941-May-20 06:38 00:02 Jupiter 1.88474192218271 1.88474152586094 1.88474231850481 2.65115359051721 2.47584221574297 2430134.776075334 2.07939330595145 89.8362627137006 7.98722354503946 79.2351893004717 3222089.21021711 T 20 CATAB v2.0g-lin.ifort 2021-Aug-25 03:09:55 2021-Aug-25 03:09
1976-May-01 03:26 00:01 Jupiter 1.91452608702154 1.91452564527059 1.91452652877238 3.09436959538518 2.94792900318082 2442899.643189626 1.09711430927036 69.1096068100958 14.6602640202507 88.1764199841503 2821191.97773069 T 20 CATAB v2.0g-lin.ifort 2021-Aug-25 03:09:55 2021-Aug-25 03:09
2011-Apr-15 17:19 < 00:01 Jupiter 1.98764445500352 1.98764395108443 1.9876449589225 3.68292244933496 3.56533729356103 2455667.221429808 0.23180164940509 33.8992924469452 19.7242609456016 -82.0612203808994 2811705.58541753 T 20 CATAB v2.0g-lin.ifort 2021-Aug-25 03:09:55 2021-Aug-25 03:09
2072-Oct-03 08:59 00:02 Jupiter 1.93742869212123 1.93742830285124 1.93742908139122 2.53178110158076 2.35277231106517 2478118.874192279 1.59304841526271 45.7880825451964 8.9378432015776 76.9447376747405 3998483.33777371 T 20 CATAB v2.0g-lin.ifort 2021-Aug-25 03:09:55 2021-Aug-25 03:09
2107-Sep-11 00:56 00:03 Jupiter 1.89794194005716 1.89794158000649 1.89794230010773 2.57778590545346 2.39841837660522 2490878.538589610 2.55054203599691 90.7157183054479 6.43539510719278 80.719524959944 3218785.86499259 T 20 CATAB v2.0g-lin.ifort 2021-Aug-25 03:09:55 2021-Aug-25 03:09
2142-Aug-22 09:29 00:03 Jupiter 1.91283285976599 1.91283219460883 1.91283352492631 2.95246270250265 2.79846653936483 2503642.894811176 3.4843689987041 177.262233693948 13.5147006045088 -89.0819445237836 2759710.69035019 T 20 CATAB v2.0g-lin.ifort 2021-Aug-25 03:09:55 2021-Aug-25 03:09
2177-Aug-04 01:39 00:04 Jupiter 1.97915443320218 1.97915310048612 1.97915576592927 3.54650145353002 3.4237010283664 2516408.569066992 4.34536609874388 263.409573482204 18.5248655752093 -80.5949828207122 2752005.25893767 T 20 CATAB v2.0g-lin.ifort 2021-Aug-25 03:09:55 2021-Aug-25 03:09
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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