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390083 (2012 UW140)
Classification: Main-belt Asteroid          SPK-ID: 2390083
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1216278786867263 7.4101e-08  
a 2.644936510975255 2.9131e-08 au
q 2.323238493884263 1.9697e-07 au
i 4.440350768387332 9.5077e-06 deg
node 186.9389055405124 9.6549e-05 deg
peri 232.857657822181 0.00010524 deg
M 255.3703763592669 4.1512e-05 deg
tp 2459457.139490414913
(2021-Aug-30.63949041)
0.00018395 TDB
period 1571.163221554114
4.30
2.5956e-05
7.106e-08
d
yr
n .2291295996885075 3.7853e-09 deg/d
Q 2.966634528066246 3.2674e-08 au
  Orbit Determination Parameters
   # obs. used (total)      97  
   data-arc span      8080 days (22.12 yr)  
   first obs. used      1995-12-14  
   last obs. used      2018-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67044  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Feb-06 09:39:00  

Additional Information
 Earth MOID = 1.33872 au 
 Jupiter MOID = 2.35057 au 
 T_jup = 3.378 
[ show covariance matrix ]

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 17.2   n/a MPO434435  

390083 (2012 UW140)          Discovered 2010-Mar-13 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-03-21

[ hide close-approach data ]
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
1909-May-10 23:48 00:05 Amphi 0.0240386327404575 0.0240046061326163 0.0240726612830111 3.71023501248636 3.71023494803058 2418437.491848620 4.58153961677433 1729.78052457534 127.828609790353 -11.3996674112823 5917.85225519819 T 11 CATAB v2.0e-lin.ifort 2018-Feb-06 09:39:02 2018-Dec-18 02:38
1991-Jan-03 19:46 00:01 Amphi 0.019172398790098 0.0191643358943607 0.0191804617635151 3.63125279265441 3.63125271008102 2448260.323540838 1.31457093093784 406.779473876075 112.887401784755 -9.32904016151025 8079.75847599009 T 11 CATAB v2.0e-lin.ifort 2018-Feb-06 09:39:02 2018-Dec-18 02:38
2072-Aug-31 00:56 00:02 Amphi 0.015833870338881 0.0158151776524035 0.0158525659369545 3.61703271099005 3.61703261061321 2478085.539206272 2.29198150211155 992.352542140368 132.737537517616 -20.3403745231158 6589.48568117554 T 11 CATAB v2.0e-lin.ifort 2018-Feb-06 09:39:02 2018-Dec-18 02:38
2091-Jan-17 09:41 00:04 Hebe 0.042146515369689 0.0421230682553555 0.0421699660010228 4.43334555427026 4.43334552099938 2484798.903296893 4.09251113166373 1317.18250581141 62.2763611291535 -27.5036458664376 46921.3370655663 T 11 CATAB v2.0e-lin.ifort 2018-Feb-06 09:39:02 2018-Dec-18 02:38
2154-Apr-27 19:29 00:05 Amphi 0.0330487185368385 0.0330028280994222 0.0330946118410762 3.59997415344426 3.59997410512513 2507909.311740051 4.54534318093735 2337.99773360744 133.788883298885 -12.0113508589802 7957.85062972132 T 11 CATAB v2.0e-lin.ifort 2018-Feb-06 09:39:02 2018-Dec-18 02:38
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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