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JPL Small-Body Database Browser
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312900 (2011 UM297)
Classification: Main-belt Asteroid          SPK-ID: 2312900
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1818745788819423 7.0344e-08  
a 2.392094913472359 1.9265e-08 au
q 1.957033658438938 1.6938e-07 au
i 4.651016007745185 5.5173e-06 deg
node 68.48019175408362 0.00010524 deg
peri 235.6584741596529 0.00010669 deg
M 84.42086093360037 1.8649e-05 deg
tp 2458283.606512328195
(2018-Jun-14.10651233)
7.0546e-05 TDB
period 1351.344375077843
3.70
1.6324e-05
4.469e-08
d
yr
n .2664013752817541 3.2182e-09 deg/d
Q 2.827156168505781 2.2768e-08 au
  Orbit Determination Parameters
   # obs. used (total)      147  
   data-arc span      8616 days (23.59 yr)  
   first obs. used      1995-04-05  
   last obs. used      2018-11-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .71666  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:26:24  

Additional Information
 Earth MOID = .945576 au 
 Jupiter MOID = 2.40884 au 
 T_jup = 3.504 
[ 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 17.4   n/a MPO455306  

312900 (2011 UM297)          Discovered 2010-Mar-21 by Spacewatch at Kitt Peak
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

[ show close-approach data ]
Alternate Designations
 2011 UM297 = 2010 GG110 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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