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362738 (2011 UM305)
Classification: Main-belt Asteroid          SPK-ID: 2362738
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1759782162244191 9.0453e-08  
a 2.572817520744533 2.6173e-08 au
q 2.120057682772978 2.336e-07 au
i 8.480960066878671 8.8991e-06 deg
node 339.1864714131399 2.9661e-05 deg
peri 22.77512348442712 3.5626e-05 deg
M 101.4846038207565 1.5641e-05 deg
tp 2458775.577660759997
(2019-Oct-19.07766076)
6.4998e-05 TDB
period 1507.342359010265
4.13
2.3001e-05
6.297e-08
d
yr
n .2388309449728324 3.6444e-09 deg/d
Q 3.025577358716088 3.0779e-08 au
  Orbit Determination Parameters
   # obs. used (total)      269  
   data-arc span      4886 days (13.38 yr)  
   first obs. used      2007-10-19  
   last obs. used      2021-03-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54305  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 09:40:36  

Additional Information
 Earth MOID = 1.11774 au 
 Jupiter MOID = 2.43646 au 
 T_jup = 3.392 
[ 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 16.92   n/a MPCxxxxx  

362738 (2011 UM305)          Discovered 2009-Jan-31 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-04-29

Alternate Designations
 2011 UM305 = 2009 BS157 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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