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 ]  
305478 (2008 DE62)
Classification: Main-belt Asteroid          SPK-ID: 2305478
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07680562268023693 1.104e-07  
a 3.119359698983763 3.9468e-08 au
q 2.879775334939679 3.5283e-07 au
i 10.93175498955673 1.1682e-05 deg
node 348.8936581459793 3.5537e-05 deg
peri 39.30523770057175 6.2274e-05 deg
M 213.8913871023063 5.3022e-05 deg
tp 2459817.213866401466
(2022-Aug-25.71386640)
0.00030337 TDB
period 2012.318001474702
5.51
3.8191e-05
1.046e-07
d
yr
n .1788981660633054 3.3953e-09 deg/d
Q 3.358944063027848 4.2499e-08 au
  Orbit Determination Parameters
   # obs. used (total)      218  
   data-arc span      9266 days (25.37 yr)  
   first obs. used      1994-09-12  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6748  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 17:55:01  

Additional Information
 Earth MOID = 1.89167 au 
 Jupiter MOID = 2.0396 au 
 T_jup = 3.184 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456942.5 (2014-Oct-12.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0774639759430001 1.0942e-07  
q 2.877559532145727 3.4935e-07 au
tp 2457811.166815886569
(2017-Feb-26.66681589)
0.00029028 TDB
node 348.9250083556691 3.554e-05 deg
peri 40.48773930758218 6.2714e-05 deg
i 10.93178879892292 1.1682e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      218  
   data-arc span      9266 days (25.37 yr)  
   first obs. used      1994-09-12  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6748  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 17:55:01  

Additional Information
 Jupiter MOID = 2.0396 au 
 T_jup = 3.184 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.197274594794141E-14 -3.802057199201271E-14 -1.705472741336152E-11 -2.98903960602239E-14 -3.203044426548647E-12 -6.692415290326722E-15
q -3.802057199201271E-14 1.22045601147978E-13 5.688898588990816E-11 1.006574342888056E-13 1.052586132622467E-11 2.811930821733096E-14
tp -1.705472741336152E-11 5.688898588990816E-11 8.426253420912735E-8 5.261683989725262E-12 1.500833039700731E-8 -7.407018052224689E-12
node -2.98903960602239E-14 1.006574342888056E-13 5.261683989725262E-12 1.263066324664402E-9 -1.237797546087036E-9 1.631089825291851E-10
peri -3.203044426548647E-12 1.052586132622467E-11 1.500833039700731E-8 -1.237797546087036E-9 3.933096040847763E-9 -1.618739183142354E-10
i -6.692415290326722E-15 2.811930821733096E-14 -7.407018052224689E-12 1.631089825291851E-10 -1.618739183142354E-10 1.364755507554458E-10

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 15.3   n/a MPO297581  

305478 (2008 DE62)          Discovered 2008-Feb-28 by Spacewatch at Kitt Peak
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

[ show close-approach data ]
Alternate Designations
 2008 DE62 = 1994 RR9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-05 11:39 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin