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JPL Small-Body Database Browser
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(2021 RY5)
Classification: Apollo [NEO]          SPK-ID: 54194349
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 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4126869908730687 0.0003414  
a 1.535915430379513 0.00079847 au
q .9020631131806777 5.5435e-05 au
i 4.02744648218134 0.0026402 deg
node .271990608062461 0.00092685 deg
peri 45.34625095112032 0.0018175 deg
M 298.536268104743 0.051852 deg
tp 2459515.204123928657
(2021-Oct-27.70412393)
0.0075759 TDB
period 695.2634227798028
1.90
0.54217
0.001484
d
yr
n .5177893560985097 0.00040377 deg/d
Q 2.169767747578349 0.001128 au
  Orbit Determination Parameters
   # obs. used (total)      24  
   data-arc span      14 days  
   first obs. used      2021-08-29  
   last obs. used      2021-09-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .62059  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Sep-14 06:55:47  

Additional Information
 Earth MOID = .00481598 au 
 Jupiter MOID = 3.24738 au 
 T_jup = 4.375 
[ 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 25.606   .34083 3 autocmod 2.9e

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