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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2023631816259704 6.8175e-08  
a 3.157143827822224 3.577e-08 AU
q 2.518254157973324 2.2198e-07 AU
i 12.57014591737728 9.3128e-06 deg
node 292.8874965710874 3.6418e-05 deg
peri 95.76951920350375 4.4761e-05 deg
M 41.58626817645312 2.3669e-05 deg
tp 2456763.805903149055
(2014-Apr-16.30590315)
0.00013433 JED
period 2048.990654914964
5.61
3.4822e-05
9.534e-08
d
yr
n .1756962625166001 2.9859e-09 deg/d
Q 3.796033497671123 4.3008e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      722  
   data-arc span      8523 days (23.33 yr)  
   first obs. used      1991-09-13  
   last obs. used      2015-01-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49128  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Feb-04 14:53:22  

Additional Information
 Earth MOID = 1.56183 AU 
 T_jup = 3.137 
[ 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 12.6 mag n/a MPO275775  

43812 (1991 RJ29)          Discovered 1991-Sep-13 by Holt, H. E. at Palomar (675)
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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