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 ]  
324694 (2007 EC42)
Classification: Main-belt Asteroid          SPK-ID: 2324694
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05997490055624603 5.3154e-08  
a 3.005356552521542 3.3848e-08 au
q 2.825110592148 1.7508e-07 au
i 11.34440294663698 6.1587e-06 deg
node 179.9267680937741 2.5245e-05 deg
peri 260.3196271382809 5.5797e-05 deg
M 287.6695975911261 4.8264e-05 deg
tp 2459382.849752049694
(2021-Jun-17.34975205)
0.00025429 TDB
period 1903.015967750276
5.21
3.215e-05
8.802e-08
d
yr
n .1891733995409339 3.1959e-09 deg/d
Q 3.185602512895084 3.5878e-08 au
  Orbit Determination Parameters
   # obs. used (total)      205  
   data-arc span      5887 days (16.12 yr)  
   first obs. used      2004-09-11  
   last obs. used      2020-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57429  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 18:03:19  

Additional Information
 Earth MOID = 1.86799 au 
 Jupiter MOID = 1.98787 au 
 T_jup = 3.219 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457747.5 (2016-Dec-25.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05781174060145394 5.2813e-08  
q 2.832737072035223 1.73e-07 au
tp 2457461.094796402607
(2016-Mar-13.59479640)
0.00027242 TDB
node 180.105370781218 2.516e-05 deg
peri 257.1091229830349 5.7887e-05 deg
i 11.36077455257252 6.1691e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      205  
   data-arc span      5887 days (16.12 yr)  
   first obs. used      2004-09-11  
   last obs. used      2020-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57429  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 18:03:19  

Additional Information
 Jupiter MOID = 1.98787 au 
 T_jup = 3.219 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.789196117670916E-15 -9.005397334410578E-15 -1.680068658147267E-12 1.307370970144516E-14 -2.807765288516312E-13 -9.776717197597672E-17
q -9.005397334410578E-15 2.992863133922971E-14 2.925690365361357E-12 -4.182987815177325E-14 4.525270509247529E-13 2.301058511654159E-15
tp -1.680068658147267E-12 2.925690365361357E-12 7.421404594493074E-8 -2.249323036672687E-11 1.422648022520346E-8 1.16568108641039E-11
node 1.307370970144516E-14 -4.182987815177325E-14 -2.249323036672687E-11 6.330178540653091E-10 -6.243636570147561E-10 3.289642057496009E-11
peri -2.807765288516312E-13 4.525270509247529E-13 1.422648022520346E-8 -6.243636570147561E-10 3.350887720813214E-9 -3.001723335283998E-11
i -9.776717197597672E-17 2.301058511654159E-15 1.16568108641039E-11 3.289642057496009E-11 -3.001723335283998E-11 3.805764569485804E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.0   n/a MPO450271  

324694 (2007 EC42)          Discovered 2007-Mar-09 by Spacewatch at Kitt Peak
Reference: 20120406/Numbers.arcLast Updated: 2012-04-09

Alternate Designations
 2007 EC42 = 2004 RM295 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Nov-24 16:25 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin