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

Significant website upgrade scheduled for September 27. More details available here.

JPL Small-Body Database Browser
Search: [ help ]  
(2021 NA)
Classification: Apollo [NEO]          SPK-ID: 54164554
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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6017847806735812 0.00011846  
a 2.378975119051193 0.00068415 au
q .9473440988050643 9.3756e-06 au
i 2.275117874811588 0.00031571 deg
node 101.5747105053853 3.055e-05 deg
peri 214.6300359349878 0.00023416 deg
M 352.114534031161 0.0036851 deg
tp 2459425.856761041213
(2021-Jul-30.35676104)
0.0010571 TDB
period 1340.242164077558
3.67
0.57815
0.001583
d
yr
n .2686081736935769 0.00011587 deg/d
Q 3.810606139297323 0.0010959 au
  Orbit Determination Parameters
   # obs. used (total)      41  
   data-arc span      2 days  
   first obs. used      2021-06-30  
   last obs. used      2021-07-02  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      6  
   norm. resid. RMS      .4265  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-03 06:40:28  

Additional Information
 Earth MOID = .000260047 au 
 Jupiter MOID = 1.52321 au 
 T_jup = 3.266 
[ 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 28.55   .38317 E2021N14 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-Sep-22 18:29 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin