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JPL Small-Body Database Browser
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(2021 RM3)
Classification: Apollo [NEO]          SPK-ID: 54193333
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

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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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2711978188577884 0.00030414  
a 1.328416640574831 0.00052415 au
q .968152945116546 2.2212e-05 au
i 9.068089116917825 0.008004 deg
node 343.8865392901924 0.00023282 deg
peri 41.27906725710123 0.0051198 deg
M 292.7476833806339 0.045752 deg
tp 2459500.973137107218
(2021-Oct-13.47313711)
0.0092767 TDB
period 559.2421384004488
1.53
0.33099
0.0009062
d
yr
n .6437283160200989 0.00038099 deg/d
Q 1.688680336033116 0.0006663 au
  Orbit Determination Parameters
   # obs. used (total)      43  
   data-arc span      1 day  
   first obs. used      2021-09-08  
   last obs. used      2021-09-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .33465  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Sep-10 05:57:31  

Additional Information
 Earth MOID = .0109575 au 
 Jupiter MOID = 3.78738 au 
 T_jup = 4.877 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 27.643   .46779 2 autocmod 2.9e

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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