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 ]  
85945 (1999 EB8)
Classification: Main-belt Asteroid          SPK-ID: 2085945
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | 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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1910012807872898 5.2379e-08  
a 2.450598732420652 1.1191e-08 au
q 1.982531235832598 1.3179e-07 au
i 9.155702970728195 5.3477e-06 deg
node 21.19041347720579 3.1535e-05 deg
peri 327.727473285165 3.4023e-05 deg
M 48.71206235840184 1.4802e-05 deg
tp 2458810.898944846482
(2019-Nov-23.39894485)		 5.6984e-05 TDB
period 1401.22131050552
3.84		 9.5981e-06
2.628e-08		 d
yr
n .2569187303254206 1.7598e-09 deg/d
Q 2.918666229008705 1.3328e-08 au
   Orbit Determination Parameters
   # obs. used (total)      546  
   data-arc span      7905 days (21.64 yr)  
   first obs. used      1999-03-12  
   last obs. used      2020-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5711  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 04:17:39  

Additional Information
 Earth MOID = .983883 au 
 Jupiter MOID = 2.52989 au 
 T_jup = 3.453 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.5   n/a MPO436376  

85945 (1999 EB8)          Discovered 1999-Mar-12 by Spacewatch at Kitt Peak
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)		 Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2068-Jan-19 00:13 00:01 Juno 0.0233423662104854 0.0233244624996753 0.0233602728212726 7.7074583449901 7.70745827736781 2476399.508791564 1.3048020290682 982.68797028531 54.7614830471334 -24.7617750471509 26893.5717775317 T 19 CATAB v2.0f-lin.ifort 2020-Dec-18 04:17:41 2020-Dec-18 04:17
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jan-18 08:39 UT
(server date/time)   		NASA Home Page
Site Manager:   Ryan S. Park
Webmaster:   Alan B. Chamberlin