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146821 (2001 YC129)
Classification: Main-belt Asteroid          SPK-ID: 2146821
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04647391719364306 4.2802e-08  
a 2.994850005899752 2.841e-08 au
q 2.855667594718186 1.2441e-07 au
i 10.95540275815298 6.7281e-06 deg
node 66.12962960351105 2.2541e-05 deg
peri 107.3562634358292 8.0766e-05 deg
M 129.3405281262949 7.5165e-05 deg
tp 2458320.368060478642
(2018-Jul-20.86806048)
0.00039729 TDB
period 1893.045449672256
5.18
2.6937e-05
7.375e-08
d
yr
n .190169760616327 2.706e-09 deg/d
Q 3.134032417081319 2.973e-08 au
  Orbit Determination Parameters
   # obs. used (total)      423  
   data-arc span      7767 days (21.26 yr)  
   first obs. used      1998-04-23  
   last obs. used      2019-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58836  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 08:39:41  

Additional Information
 Earth MOID = 1.88055 au 
 Jupiter MOID = 1.89249 au 
 T_jup = 3.225 
[ 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 15.2   n/a MPO396204  

146821 (2001 YC129)          Discovered 2001-Dec-17 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

[ show close-approach data ]
Alternate Designations
 2001 YC129 = 2003 FV80 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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