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437897 (2001 UE31)
Classification: Main-belt Asteroid          SPK-ID: 2437897
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .248693716720594 5.7766e-08  
a 2.338158274968653 1.8017e-08 au
q 1.756673003285686 1.3326e-07 au
i 5.032410925822203 8.7266e-06 deg
node 179.3377347111865 7.6179e-05 deg
peri 127.4231053771549 7.8402e-05 deg
M 123.5557549840023 1.8168e-05 deg
tp 2458552.302154932547
(2019-Mar-09.80215493)
6.3145e-05 TDB
period 1305.898088236963
3.58
1.5094e-05
4.133e-08
d
yr
n .2756723539476351 3.1864e-09 deg/d
Q 2.91964354665162 2.2498e-08 au
  Orbit Determination Parameters
   # obs. used (total)      94  
   data-arc span      6610 days (18.10 yr)  
   first obs. used      2001-09-21  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5484  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 15:46:06  

Additional Information
 Earth MOID = .747664 au 
 Jupiter MOID = 2.36744 au 
 T_jup = 3.519 
[ 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 18.0   n/a MPO446740  

437897 (2001 UE31)          Discovered 2001-Oct-16 by LINEAR at Socorro
Reference: Last Updated: 2015-07-06
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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