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437845 (1999 RA24)
Classification: Main-belt Asteroid          SPK-ID: 2437845
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3065540021660814 7.3894e-08  
a 2.584518155859351 2.3798e-08 au
q 1.792223771509767 1.8049e-07 au
i 33.35736907505498 6.0907e-06 deg
node 168.5802059013883 1.7282e-05 deg
peri 218.6155269442023 3.0498e-05 deg
M 340.3464599659748 3.0598e-05 deg
tp 2459083.352591092049
(2020-Aug-21.85259109)
0.00012999 TDB
period 1517.636656882158
4.16
2.0961e-05
5.739e-08
d
yr
n .2372109281674747 3.2763e-09 deg/d
Q 3.376812540208936 3.1093e-08 au
  Orbit Determination Parameters
   # obs. used (total)      196  
   data-arc span      7287 days (19.95 yr)  
   first obs. used      1999-08-22  
   last obs. used      2019-08-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5477  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 10:15:15  

Additional Information
 Earth MOID = .847873 au 
 Jupiter MOID = 2.25846 au 
 T_jup = 3.134 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.6   n/a MPO477053  

437845 (1999 RA24)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: Last Updated: 2015-07-06

Alternate Designations
 1999 RA24 = 2003 RO 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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