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JPL Small-Body Database Browser
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447259 (2005 UM320)
Classification: Main-belt Asteroid          SPK-ID: 2447259
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1898619657788569 8.0818e-08  
a 3.087821951200223 5.9931e-08 au
q 2.501562005570243 2.7281e-07 au
i 7.266191393218874 6.6518e-06 deg
node 205.3975828479541 6.6993e-05 deg
peri 124.6077003094977 7.1275e-05 deg
M 306.9713728784243 2.3758e-05 deg
tp 2459292.434004870662
(2021-Mar-18.93400487)
0.0001357 TDB
period 1981.877477470613
5.43
5.7699e-05
1.58e-07
d
yr
n .1816459413320811 5.2883e-09 deg/d
Q 3.674081896830204 7.131e-08 au
  Orbit Determination Parameters
   # obs. used (total)      101  
   data-arc span      4911 days (13.45 yr)  
   first obs. used      2005-10-22  
   last obs. used      2019-04-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55581  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 05:34:10  

Additional Information
 Earth MOID = 1.50007 au 
 Jupiter MOID = 1.78562 au 
 T_jup = 3.186 
[ 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 16.7   n/a MPO472483  

447259 (2005 UM320)          Discovered 2005-Oct-22 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-10-28

[ show close-approach data ]
Alternate Designations
 2005 UM320 = 2015 OT7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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