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JPL Small-Body Database Browser
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442690 (2012 UV50)
Classification: Main-belt Asteroid          SPK-ID: 2442690
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1686679252648141 5.5944e-08  
a 2.289002804378418 2.0465e-08 au
q 1.902921450438569 1.3298e-07 au
i 2.879897992389918 5.9798e-06 deg
node 137.8421292687825 0.00019295 deg
peri 151.7020575204787 0.00019542 deg
M 46.57817856847088 2.9849e-05 deg
tp 2458436.837977137958
(2018-Nov-14.33797714)
0.00010391 TDB
period 1264.934139571904
3.46
1.6964e-05
4.644e-08
d
yr
n .2845997975213445 3.8167e-09 deg/d
Q 2.675084158318266 2.3917e-08 au
  Orbit Determination Parameters
   # obs. used (total)      106  
   data-arc span      5729 days (15.69 yr)  
   first obs. used      2004-03-21  
   last obs. used      2019-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51766  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-05 02:11:41  

Additional Information
 Earth MOID = .886576 au 
 Jupiter MOID = 2.48994 au 
 T_jup = 3.579 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1690282149396873 5.5647e-08  
q 1.902083206650989 1.3226e-07 au
tp 2457172.541035404929
(2015-May-30.04103540)
9.7856e-05 TDB
node 137.8664686495649 0.00019294 deg
peri 151.875825820818 0.00019542 deg
i 2.880030175480525 5.9812e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      106  
   data-arc span      5729 days (15.69 yr)  
   first obs. used      2004-03-21  
   last obs. used      2019-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51766  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-05 02:11:41  

Additional Information
 Jupiter MOID = 2.48994 au 
 T_jup = 3.579 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.096614013963425E-15 -7.302337630965187E-15 -1.750967506887275E-12 3.551228905120319E-14 -6.450276857255403E-13 5.805790480582418E-16
q -7.302337630965187E-15 1.749372984673049E-14 4.470234615497121E-12 -8.321588721128502E-14 1.647837008776751E-12 -8.74956788522958E-16
tp -1.750967506887275E-12 4.470234615497121E-12 9.575831627703958E-9 -1.515211846391553E-10 3.149396372853309E-9 -4.01407480576158E-13
node 3.551228905120319E-14 -8.321588721128502E-14 -1.515211846391553E-10 3.722758159916467E-8 -3.722460656346942E-8 2.604897788827646E-10
peri -6.450276857255403E-13 1.647837008776751E-12 3.149396372853309E-9 -3.722460656346942E-8 3.818920001318898E-8 -2.60220572873533E-10
i 5.805790480582418E-16 -8.74956788522958E-16 -4.01407480576158E-13 2.604897788827646E-10 -2.60220572873533E-10 3.577417950378178E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.9   n/a MPO440833  

442690 (2012 UV50)          Discovered 2005-Oct-01 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

Alternate Designations
 2012 UV50 = 2005 TT39 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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