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 ]  
78868 (2003 QE87)
Classification: Main-belt Asteroid          SPK-ID: 2078868
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05950007468731515 3.398e-08  
a 2.427039420861159 1.2714e-08 au
q 2.282630394050861 8.0685e-08 au
i 5.168459867531106 4.3531e-06 deg
node 339.353545932797 4.7987e-05 deg
peri 50.68083285075327 6.3621e-05 deg
M 109.3697485560264 4.2707e-05 deg
tp 2458580.926176662042
(2019-Apr-07.42617666)		 0.00016313 TDB
period 1381.063579242747
3.78		 1.0852e-05
2.971e-08		 d
yr
n .2606686653755593 2.0483e-09 deg/d
Q 2.571448447671456 1.3471e-08 au
   Orbit Determination Parameters
   # obs. used (total)      593  
   data-arc span      8038 days (22.01 yr)  
   first obs. used      1998-03-20  
   last obs. used      2020-03-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52368  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:25:12  

Additional Information
 Earth MOID = 1.29049 au 
 Jupiter MOID = 2.66121 au 
 T_jup = 3.502 
[ 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 15.9   n/a MPO453211  

78868 (2003 QE87)          Discovered 2003-Aug-25 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ 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
1944-Aug-07 07:08 00:02 Vesta 0.0388991395707279 0.0388867143358797 0.038911567864963 4.53961701173079 4.53961633792396 2431309.796966275 2.40652234651757 823.455754263112 51.3783311826484 41.4777525576535 74954.4824493329 T 22 CATAB v2.0f-lin.ifort 2020-Nov-12 21:25:14 2020-Nov-12 21:25
[ 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 05:15 UT
(server date/time)   		NASA Home Page
Site Manager:   Ryan S. Park
Webmaster:   Alan B. Chamberlin