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 UM2)
Classification: Aten [NEO]          SPK-ID: 54075581
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 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1236412581478873 0.00017856  
a .9597182934944153 5.6149e-05 au
q .8410575162192223 0.00022054 au
i 2.618373792223666 0.0046248 deg
node 198.6320751636707 0.0047272 deg
peri 328.0238210573032 0.01119 deg
M 291.1025394334203 0.0028848 deg
tp 2459266.222609804393
(2021-Feb-20.72260980)
0.0081817 TDB
period 343.410908544548
0.94
0.030137
8.251e-05
d
yr
n 1.048306827310059 9.1998e-05 deg/d
Q 1.078379070769608 6.3091e-05 au
  Orbit Determination Parameters
   # obs. used (total)      27  
   data-arc span      17 days  
   first obs. used      2020-10-19  
   last obs. used      2020-11-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      6  
   norm. resid. RMS      .38593  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:13:20  

Additional Information
 Earth MOID = .0257712 au 
 Jupiter MOID = 3.88507 au 
 T_jup = 6.273 
[ 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 27.1   .26038 E2020V16 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-Jun-25 02:31 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin