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437121 (2012 UL137)
Classification: Main-belt Asteroid          SPK-ID: 2437121
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1641382389660468 6.3509e-08  
a 2.644008514268402 2.604e-08 au
q 2.210025612925153 1.6987e-07 au
i .6755469321986531 1.0861e-05 deg
node 246.7760643860122 0.00066395 deg
peri 84.89914251987074 0.00066492 deg
M 329.0240301456345 3.8295e-05 deg
tp 2459135.618592638155
(2020-Oct-13.11859264)
0.00016811 TDB
period 1570.33641169045
4.30
2.3199e-05
6.352e-08
d
yr
n .2292502404707435 3.3868e-09 deg/d
Q 3.077991415611651 3.0314e-08 au
  Orbit Determination Parameters
   # obs. used (total)      97  
   data-arc span      7115 days (19.48 yr)  
   first obs. used      1999-10-13  
   last obs. used      2019-04-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63042  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:53:47  

Additional Information
 Earth MOID = 1.19955 au 
 Jupiter MOID = 2.27595 au 
 T_jup = 3.374 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.7   n/a MPO434607  

437121 (2012 UL137)          Discovered 1999-Oct-13 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-06-04

Alternate Designations
 2012 UL137 = 1999 TP84 = 1999 UE65 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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