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 ]  
(2021 JO3)
Classification: Apollo [NEO]          SPK-ID: 54144293
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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3673296353428986 0.00052544  
a 1.480579221179814 0.0011363 au
q .9367185957675599 5.909e-05 au
i 12.22981013732117 0.012953 deg
node 225.6047589896602 0.00029355 deg
peri 54.49378719054071 0.0044209 deg
M 257.663764955143 0.12515 deg
tp 2459387.556513963634
(2021-Jun-22.05651396)
0.013425 TDB
period 658.0303154341265
1.80
0.75751
0.002074
d
yr
n .5470872565536664 0.00062979 deg/d
Q 2.024439846592067 0.0015537 au
  Orbit Determination Parameters
   # obs. used (total)      40  
   data-arc span      6 days  
   first obs. used      2021-05-09  
   last obs. used      2021-05-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .28183  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-15 06:33:24  

Additional Information
 Earth MOID = .0291201 au 
 Jupiter MOID = 3.14968 au 
 T_jup = 4.484 
[ 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 26.004   .35083 5 autocmod 2.9c

[ 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-Jun-20 09:34 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin