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 ]  
(2019 UN13)
Classification: Apollo [NEO]          SPK-ID: 3892165
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.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4218552984504856 0.00041854  
a 1.449203330605323 0.0028765 au
q .8378492270573766 0.0011098 au
i 1.504165379145317 0.0026474 deg
node 217.5084152835369 0.00039807 deg
peri 241.7811413964525 0.26622 deg
M 94.38068727828586 0.19327 deg
tp 2458833.439780820887
(2019-Dec-15.93978082)
0.15654 TDB
period 637.2244220594623
1.74
1.8972
0.005194
d
yr
n .5649500984857212 0.0016821 deg/d
Q 2.060557434153269 0.00409 au
  Orbit Determination Parameters
   # obs. used (total)      16  
   first obs. used      2019-10-31  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .45575  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-01 10:42:04  

Additional Information
 Earth MOID = 5.44456E-5 au 
 Jupiter MOID = 3.12242 au 
 T_jup = 4.547 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458787.5 (2019-Oct-31.0) TDB
Reference: JPL 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3482688030782733 0.00052396  
q .6443758849576222 0.00044273 au
tp 2458858.681627189501
(2020-Jan-10.18162719)
0.038135 TDB
node 217.5581480486987 0.00016708 deg
peri 291.0815765301754 0.01445 deg
i 1.503962014022522 0.0025758 deg
  Orbit Determination Parameters
   # obs. used (total)      16  
   first obs. used      2019-10-31  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .45575  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-01 10:42:04  

Additional Information
 Jupiter MOID = 3.12242 au 
 T_jup = 4.547 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.745324425375174E-7 -2.314409890874583E-7 -1.992327248794863E-5 5.466139237262529E-8 6.576880172551088E-6 1.348987338067968E-6
q -2.314409890874583E-7 1.96008612948269E-7 1.670911866687454E-5 -4.993856719245942E-8 -5.758745187326638E-6 -1.136721793048583E-6
tp -1.992327248794863E-5 1.670911866687454E-5 .001454306711551392 -3.592001226221594E-6 -.0004564966934397993 -9.794920826640253E-5
node 5.466139237262529E-8 -4.993856719245942E-8 -3.592001226221594E-6 2.791719302872569E-8 2.232163100380962E-6 2.656646920687358E-7
peri 6.576880172551088E-6 -5.758745187326638E-6 -.0004564966934397993 2.232163100380962E-6 .0002088030619860349 3.219239888320055E-5
i 1.348987338067968E-6 -1.136721793048583E-6 -9.794920826640253E-5 2.656646920687358E-7 3.219239888320055E-5 6.634794852576635E-6

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 32.0   .37547 MPO502140 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 2020-Oct-31 14:53 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin