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423550 (2005 UM298)
Classification: Main-belt Asteroid          SPK-ID: 2423550
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05841762094132156 1.0499e-07  
a 2.617347994431616 4.69e-08 au
q 2.464448751421382 2.963e-07 au
i 4.473021617417581 1.0371e-05 deg
node 57.8728519233677 0.00012111 deg
peri 346.9722853508833 0.00016167 deg
M 164.8672724384678 0.00011824 deg
tp 2458292.191289653474
(2018-Jun-22.69128965)
0.00049365 TDB
period 1546.644958415975
4.23
4.1571e-05
1.138e-07
d
yr
n .2327618876207379 6.2562e-09 deg/d
Q 2.770247237441851 4.9639e-08 au
  Orbit Determination Parameters
   # obs. used (total)      72  
   data-arc span      5289 days (14.48 yr)  
   first obs. used      2005-10-26  
   last obs. used      2020-04-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59044  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 02:38:57  

Additional Information
 Earth MOID = 1.47375 au 
 Jupiter MOID = 2.4532 au 
 T_jup = 3.400 
[ 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 17.5   n/a MPO419086  

423550 (2005 UM298)          Discovered 2005-Oct-26 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-02-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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