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JPL Small-Body Database Browser
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344316 (2001 UD201)
Classification: Main-belt Asteroid          SPK-ID: 2344316
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1596677651290208 1.0286e-07  
a 3.050559164031044 3.7999e-08 au
q 2.563483199916353 3.0222e-07 au
i 6.310934057849355 1.0855e-05 deg
node 356.9950973532246 7.2195e-05 deg
peri 16.9897109223547 7.7009e-05 deg
M 184.3693896104691 2.6266e-05 deg
tp 2459949.935169994543
(2023-Jan-05.43516999)
0.00015013 TDB
period 1946.110990788935
5.33
3.6362e-05
9.955e-08
d
yr
n .1849843106091598 3.4563e-09 deg/d
Q 3.537635128145734 4.4066e-08 au
  Orbit Determination Parameters
   # obs. used (total)      163  
   data-arc span      6347 days (17.38 yr)  
   first obs. used      2001-09-20  
   last obs. used      2019-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61466  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 15:42:51  

Additional Information
 Earth MOID = 1.56478 au 
 Jupiter MOID = 1.93756 au 
 T_jup = 3.208 
[ 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 16.3   n/a MPO334856  

344316 (2001 UD201)          Discovered 2001-Oct-19 by NEAT at Palomar
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

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