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 ]  
268997 (2007 EJ105)
Classification: Main-belt Asteroid          SPK-ID: 2268997
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1446594714802493 4.6905e-08  
a 2.64844047137563 2.3036e-08 au
q 2.265318472539529 1.3077e-07 au
i 4.278636161707528 9.6379e-06 deg
node 6.792081501896821 6.8646e-05 deg
peri 285.8288628279018 7.7107e-05 deg
M 283.2930727498779 3.5535e-05 deg
tp 2459335.940761880608
(2021-May-01.44076188)
0.00015641 TDB
period 1574.286425048092
4.31
2.054e-05
5.624e-08
d
yr
n .2286750328733874 2.9835e-09 deg/d
Q 3.031562470211731 2.6369e-08 au
  Orbit Determination Parameters
   # obs. used (total)      193  
   data-arc span      5722 days (15.67 yr)  
   first obs. used      2004-09-15  
   last obs. used      2020-05-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52464  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 22:09:21  

Additional Information
 Earth MOID = 1.25392 au 
 Jupiter MOID = 2.16442 au 
 T_jup = 3.373 
[ 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 16.92   n/a E2021B55  

268997 (2007 EJ105)          Discovered 2007-Mar-11 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110319/Numbers.arcLast Updated: 2011-03-23

[ 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
2033-Jan-08 21:54 00:02 Juno 0.0451160274178335 0.0451027861826141 0.045129268843962 8.67172882525991 8.67172879416356 2463606.412515477 1.53317762374089 676.453004737692 84.1907876140869 -12.6997583066063 20127.6848512701 T 15 CATAB v2.0f-lin.ifort 2020-Nov-11 22:09:22 2020-Nov-11 22:09

Alternate Designations
 2007 EJ105 = 2004 RA331 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Feb-27 22:14 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin