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43812 (1991 RJ29)
Classification: Main-belt Asteroid          SPK-ID: 2043812
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2037947270618406 6.429e-08  
a 3.162672542313719 3.1752e-08 au
q 2.518136554766917 2.0507e-07 au
i 12.52185513172651 7.8669e-06 deg
node 292.6306603244442 3.4054e-05 deg
peri 96.66206915699769 3.9612e-05 deg
M 145.968215759698 2.1426e-05 deg
tp 2456767.518094016747
(2014-Apr-20.01809402)
0.00011872 JED
period 2054.37522540963
5.62
3.0938e-05
8.47e-08
d
yr
n .1752357580773581 2.639e-09 deg/d
Q 3.80720852986052 3.8223e-08 au
  Orbit Determination Parameters
   # obs. used (total)      941  
   data-arc span      8978 days (24.58 yr)  
   first obs. used      1991-09-13  
   last obs. used      2016-04-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .48274  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 14:22:47  

Additional Information
 Earth MOID = 1.56037 au 
 Jupiter MOID = 1.8817 au 
 T_jup = 3.135 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.7 mag n/a MPO365766  

43812 (1991 RJ29)          Discovered 1991-Sep-13 by Holt, H. E. at Palomar
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1991 RJ29 = 1996 TL54 = 1999 CO80 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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