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 CO1)
Classification: Apollo [NEO]          SPK-ID: 54110073
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 2459254.5 (2021-Feb-09.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5011845099645064 0.00079933  
a 1.150041373508773 0.00095697 au
q .5736584512878707 0.00044191 au
i 6.33110330003062 0.012234 deg
node 319.2943597398819 0.0019377 deg
peri 292.4913694294959 0.0015515 deg
M 308.5086308770611 0.1008 deg
tp 2459318.931844287290
(2021-Apr-14.43184429)
0.045705 TDB
period 450.4728528007044
1.23
0.56227
0.001539
d
yr
n .7991602551891605 0.0009975 deg/d
Q 1.726424295729675 0.0014366 au
  Orbit Determination Parameters
   # obs. used (total)      54  
   data-arc span      9 days  
   first obs. used      2021-02-05  
   last obs. used      2021-02-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      8  
   norm. resid. RMS      .46488  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:24:54  

Additional Information
 Earth MOID = .0142653 au 
 Jupiter MOID = 3.34226 au 
 T_jup = 5.333 
[ 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 25.12   .68371 MPO606145 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-May-16 10:33 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin