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 DP1)
Classification: Apollo [NEO]          SPK-ID: 54123431
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5958297921187842 0.00056594  
a 2.401664168150148 0.0033226 au
q .9706811061021124 1.6284e-05 au
i 3.138776654486329 0.0021862 deg
node 331.2463361549545 0.00041255 deg
peri 207.4872104672069 0.0034771 deg
M 336.9105414200693 0.048211 deg
tp 2459287.692291878416
(2021-Mar-14.19229188)
0.0011236 TDB
period 1359.461286957734
3.72
2.8212
0.007724
d
yr
n .2648107772201627 0.00054954 deg/d
Q 3.832647230198183 0.0053024 au
  Orbit Determination Parameters
   # obs. used (total)      106  
   data-arc span      6 days  
   first obs. used      2021-02-18  
   last obs. used      2021-02-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .36709  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:26:10  

Additional Information
 Earth MOID = .00743534 au 
 Jupiter MOID = 1.14683 au 
 T_jup = 3.256 
[ 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 25.95   .40096 MPO606214 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-08 08:28 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin