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JPL Small-Body Database Browser
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393449 (2001 UD124)
Classification: Main-belt Asteroid          SPK-ID: 2393449
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2547298145813539 5.2354e-08  
a 2.776926753227101 2.8127e-08 au
q 2.06956071627156 1.3739e-07 au
i 14.4051999124971 4.7168e-06 deg
node 150.1283601295846 3.6534e-05 deg
peri 197.1606552177261 4.0731e-05 deg
M 32.40844536627428 2.1908e-05 deg
tp 2458848.339908291826
(2019-Dec-30.83990829)
0.00010133 TDB
period 1690.227111972077
4.63
2.568e-05
7.031e-08
d
yr
n .2129891287686002 3.236e-09 deg/d
Q 3.484292790182641 3.5292e-08 au
  Orbit Determination Parameters
   # obs. used (total)      222  
   data-arc span      6528 days (17.87 yr)  
   first obs. used      2000-05-04  
   last obs. used      2018-03-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55673  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 10:15:37  

Additional Information
 Earth MOID = 1.066 au 
 Jupiter MOID = 1.94377 au 
 T_jup = 3.242 
[ 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 16.4   n/a MPO440698  

393449 (2001 UD124)          Discovered 2001-Oct-22 by NEAT at Palomar
Reference: Last Updated: 2014-05-15

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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