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JPL Small-Body Database Browser
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344227 (2001 RA146)
Classification: Main-belt Asteroid          SPK-ID: 2344227
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2063859793487198 1.0083e-07  
a 3.148244821530499 3.1437e-08 au
q 2.498491230809391 3.2825e-07 au
i 4.02299155835395 5.3758e-06 deg
node 284.7671750654181 0.00015149 deg
peri 81.08910882186862 0.00015206 deg
M 35.95317291197321 1.2919e-05 deg
tp 2458396.732040721700
(2018-Oct-05.23204072)
7.2958e-05 TDB
period 2040.33356165232
5.59
3.0561e-05
8.367e-08
d
yr
n .1764417381383766 2.6428e-09 deg/d
Q 3.797998412251606 3.7925e-08 au
  Orbit Determination Parameters
   # obs. used (total)      276  
   data-arc span      6414 days (17.56 yr)  
   first obs. used      2001-05-23  
   last obs. used      2018-12-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59085  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 11:47:11  

Additional Information
 Earth MOID = 1.50005 au 
 Jupiter MOID = 1.70939 au 
 T_jup = 3.171 
[ 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 15.8   n/a MPO455507  

344227 (2001 RA146)          Discovered 2001-Sep-08 by LINEAR at Socorro
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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