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146653 (2001 UD101)
Classification: Main-belt Asteroid          SPK-ID: 2146653
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09294670859397304 4.2105e-08  
a 2.61732288816616 2.1998e-08 au
q 2.374051340383444 1.1601e-07 au
i 2.924330671242809 4.8699e-06 deg
node 194.3743258024806 9.5676e-05 deg
peri 53.06083757555784 0.00010278 deg
M 265.0595362107044 4.4629e-05 deg
tp 2459408.380769156553
(2021-Jul-12.88076916)
0.00019508 TDB
period 1546.622704753572
4.23
1.9499e-05
5.339e-08
d
yr
n .2327652367274409 2.9346e-09 deg/d
Q 2.860594435948876 2.4043e-08 au
  Orbit Determination Parameters
   # obs. used (total)      413  
   data-arc span      6710 days (18.37 yr)  
   first obs. used      2001-09-19  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57012  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 08:38:39  

Additional Information
 Earth MOID = 1.36184 au 
 Jupiter MOID = 2.1506 au 
 T_jup = 3.399 
[ 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 16.0   n/a MPO459680  

146653 (2001 UD101)          Discovered 2001-Oct-20 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

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