Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
(2020 RK2)
Classification: Apollo [NEO]          SPK-ID: 54053827
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4413283611217223 3.4637e-05  
a 1.777147531492365 0.00011022 au
q .9928419239473251 6.9761e-08 au
i .825747109261479 5.7623e-05 deg
node 301.6070294050627 0.00035379 deg
peri 96.00092768886444 0.00036764 deg
M 298.1841607701053 0.0058638 deg
tp 2459149.087036095217
(2020-Oct-26.58703610)
0.00027243 TDB
period 865.3337665665667
2.37
0.080501
0.0002204
d
yr
n .4160244450281793 3.8702e-05 deg/d
Q 2.561453139037404 0.00015886 au
  Orbit Determination Parameters
   # obs. used (total)      153  
   data-arc span      116 days  
   first obs. used      2020-09-10  
   last obs. used      2021-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      5  
   norm. resid. RMS      .4979  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jan-04 05:21:55  

Additional Information
 Earth MOID = .0142538 au 
 Jupiter MOID = 2.87281 au 
 T_jup = 3.977 
[ 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 24.366   .4194 21 autocmod 2.8

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jan-22 14:32 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin