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JPL Small-Body Database Browser
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357460 (2004 EA40)
Classification: Main-belt Asteroid          SPK-ID: 2357460
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1971139064265363 5.9564e-08  
a 2.680188258369304 2.0575e-08 au
q 2.151885880803595 1.6211e-07 au
i 14.11774914670377 7.5367e-06 deg
node 9.647564795165874 2.1738e-05 deg
peri 197.9407635025105 2.7398e-05 deg
M 223.2901765274238 1.892e-05 deg
tp 2459609.116327368428
(2022-Jan-29.61632737)
8.8755e-05 TDB
period 1602.678375900218
4.39
1.8455e-05
5.053e-08
d
yr
n .2246239828361005 2.5866e-09 deg/d
Q 3.208490635935012 2.4631e-08 au
  Orbit Determination Parameters
   # obs. used (total)      278  
   data-arc span      5790 days (15.85 yr)  
   first obs. used      2003-12-25  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60206  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 23:21:40  

Additional Information
 Earth MOID = 1.15277 au 
 Jupiter MOID = 1.77306 au 
 T_jup = 3.306 
[ 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 16.2   n/a MPO503411  

357460 (2004 EA40)          Discovered 2004-Mar-15 by LINEAR at Socorro
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

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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
1940-Dec-29 17:49 00:03 Jupiter 1.95603402877137 1.95603191320891 1.95603614470632 3.19132809741274 3.05262410071622 2429993.242482396 2.69597044635459 1523.92400283453 37.500471772689 -85.8529270181923 1848506.18550076 T 14 CATAB v2.0f-lin.ifort 2019-Dec-04 23:21:43 2019-Dec-04 23:21
1975-Oct-25 21:31 00:01 Jupiter 1.7732845148577 1.77328395651864 1.77328507319939 3.68640782663961 3.55447433716673 2442711.396438479 1.3022657406696 451.987320791923 23.1863176862384 -88.2535695604059 2182113.50654237 T 14 CATAB v2.0f-lin.ifort 2019-Dec-04 23:21:43 2019-Dec-04 23:21
2010-Sep-01 12:09 < 00:01 Jupiter 1.87111783971203 1.87111719837074 1.87111848111104 3.92119095756104 3.80399438703077 2455441.006001339 0.292329205052102 734.366617500115 17.1197311010508 88.025057663559 1927006.22688314 T 14 CATAB v2.0f-lin.ifort 2019-Dec-04 23:21:43 2019-Dec-04 23:21
2059-Aug-22 19:53 00:01 Jupiter 1.9573131975028 1.95731212136882 1.95731427371555 3.08979988313944 2.94641616074444 2473328.328517432 1.47284114839899 917.544740227315 31.8232407813092 -86.8842395116738 1901574.56717528 T 14 CATAB v2.0f-lin.ifort 2019-Dec-04 23:21:43 2019-Dec-04 23:21
2094-Jun-17 10:44 00:02 Jupiter 1.7775219373295 1.77752133005811 1.7775225446119 3.64495480415884 3.51178843927292 2486045.947450378 2.39747055917906 595.362630131704 24.2874046245692 -88.1322270782322 2124647.99873231 T 14 CATAB v2.0f-lin.ifort 2019-Dec-04 23:21:43 2019-Dec-04 23:21
2129-Apr-24 23:11 00:04 Jupiter 1.87424838790678 1.87424623672392 1.87425053993022 3.93798797633988 3.82150445504771 2498775.466069912 3.58223525785571 2083.22947062065 20.9576429147945 87.1895557037608 1752488.9380282 T 14 CATAB v2.0f-lin.ifort 2019-Dec-04 23:21:43 2019-Dec-04 23:21
2178-Apr-18 20:58 00:06 Jupiter 1.96288774542341 1.96288406514337 1.96289142705777 2.97197447701693 2.82304713902425 2516666.373806358 5.5966338876119 2725.3725575408 36.938574122393 -85.4074400396517 1791268.80564455 T 14 CATAB v2.0f-lin.ifort 2019-Dec-04 23:21:43 2019-Dec-04 23:21
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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