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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 ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1216278053459753 5.571e-08  
a 2.644936487890519 2.4558e-08 au
q 2.323238667588904 1.5957e-07 au
i 4.440364366625734 7.6227e-06 deg
node 186.9389735452824 8.597e-05 deg
peri 232.8576235279737 9.4315e-05 deg
M 255.3703581656709 4.1133e-05 deg
tp 2459457.139563839738
(2021-Aug-30.63956384)
0.00018279 TDB
period 1571.163200984686
4.30
2.1882e-05
5.991e-08
d
yr
n .2291296026882371 3.1912e-09 deg/d
Q 2.966634308192134 2.7545e-08 au
  Orbit Determination Parameters
   # obs. used (total)      131  
   data-arc span      9073 days (24.84 yr)  
   first obs. used      1995-12-14  
   last obs. used      2020-10-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64441  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:44:00  

Additional Information
 Earth MOID = 1.33872 au 
 Jupiter MOID = 2.35057 au 
 T_jup = 3.378 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457731.5 (2016-Dec-09.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1237908583507445 5.6185e-08  
q 2.315810575469586 1.6126e-07 au
tp 2457884.052743379051
(2017-May-10.55274338)
0.00016741 TDB
node 187.1256619052292 8.5868e-05 deg
peri 232.1310592219231 9.3848e-05 deg
i 4.444049390272193 7.6217e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      131  
   data-arc span      9073 days (24.84 yr)  
   first obs. used      1995-12-14  
   last obs. used      2020-10-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64441  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:44:00  

Additional Information
 Jupiter MOID = 2.35057 au 
 T_jup = 3.378 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.156743045171499E-15 -9.002634745189589E-15 -2.59116990997755E-12 1.447553046301048E-14 -4.848099736331387E-13 -9.538356267635722E-16
q -9.002634745189589E-15 2.600336118652505E-14 8.464438169288195E-12 -4.18469945766213E-14 1.616943361710552E-12 3.576208470041711E-15
tp -2.59116990997755E-12 8.464438169288195E-12 2.802688872428276E-8 -4.45693336713184E-11 6.386956545236116E-9 9.112113085959321E-12
node 1.447553046301048E-14 -4.18469945766213E-14 -4.45693336713184E-11 7.373245072855906E-9 -7.359997567671389E-9 -3.088033033434327E-10
peri -4.848099736331387E-13 1.616943361710552E-12 6.386956545236116E-9 -7.359997567671389E-9 8.807496550291514E-9 3.098788894309389E-10
i -9.538356267635722E-16 3.576208470041711E-15 9.112113085959321E-12 -3.088033033434327E-10 3.098788894309389E-10 5.808978648616283E-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 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

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