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385712 (2005 UR98)
Classification: Main-belt Asteroid          SPK-ID: 2385712
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2078303529937939 6.3792e-08  
a 2.410173819052667 1.1254e-08 au
q 1.909266543462551 1.5316e-07 au
i 1.208247247755724 5.2702e-06 deg
node 272.3562951967056 0.00033055 deg
peri 83.09297070287468 0.00033088 deg
M 41.11350372933715 1.3269e-05 deg
tp 2459044.417949377697
(2020-Jul-13.91794938)
5.0236e-05 TDB
period 1366.693011472391
3.74
9.5726e-06
2.621e-08
d
yr
n .2634095564827379 1.845e-09 deg/d
Q 2.911081094642783 1.3593e-08 au
  Orbit Determination Parameters
   # obs. used (total)      183  
   data-arc span      7051 days (19.30 yr)  
   first obs. used      2001-08-22  
   last obs. used      2020-12-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53597  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:06:22  

Additional Information
 Earth MOID = .903447 au 
 Jupiter MOID = 2.53685 au 
 T_jup = 3.490 
[ 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 17.90   n/a MPCxxxxx  

385712 (2005 UR98)          Discovered 2005-Oct-22 by NEAT at Palomar
Reference: Last Updated: 2014-02-19

Alternate Designations
 2005 UR98 = 2001 QE335 = 2005 TC11 = 2009 WD42 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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