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JPL Small-Body Database Browser
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183497 (2003 EH46)
Classification: Main-belt Asteroid          SPK-ID: 2183497
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1345903497963196 5.1822e-08  
a 2.896640429922702 2.5747e-08 au
q 2.506780581225243 1.425e-07 au
i 8.62506789688341 7.2497e-06 deg
node 146.4608789633365 3.0367e-05 deg
peri 94.57150493243719 4.3877e-05 deg
M 39.91660819864163 2.8314e-05 deg
tp 2458400.839828680072
(2018-Oct-09.33982868)
0.00014161 TDB
period 1800.695623172213
4.93
2.4008e-05
6.573e-08
d
yr
n .1999227383947335 2.6655e-09 deg/d
Q 3.28650027862016 2.9212e-08 au
  Orbit Determination Parameters
   # obs. used (total)      257  
   data-arc span      9739 days (26.66 yr)  
   first obs. used      1993-02-26  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54271  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 20:41:39  

Additional Information
 Earth MOID = 1.51283 au 
 Jupiter MOID = 1.798 au 
 T_jup = 3.258 
[ 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 MPO440025  

183497 (2003 EH46)          Discovered 2003-Mar-07 by LONEOS at Anderson Mesa
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

[ 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
1917-Jun-07 22:51 00:04 Jupiter 1.80563590911242 1.80563486647714 1.80563695175477 1.8658532888603 1.59474446964864 2421387.452138843 4.21986092145206 233.488534385996 30.5099642368067 72.0645681522935 1786930.14155628 T 18 CATAB v2.0f-lin.ifort 2019-Nov-07 20:41:41 2019-Nov-07 20:42
1976-Jul-22 00:40 00:02 Jupiter 1.79619762035819 1.79619689743933 1.79619834327767 1.93720251999345 1.67619365798184 2442981.527781334 1.6601562800667 114.102802169358 30.0306854933937 70.303652459724 1590154.0797107 T 18 CATAB v2.0f-lin.ifort 2019-Nov-07 20:41:41 2019-Nov-07 20:42
2035-Sep-05 22:40 < 00:01 Jupiter 1.79678553335224 1.79678482167311 1.79678624503066 2.05917016603505 1.8158639658304 2464576.444322097 0.985657490937169 88.5512882414471 26.3263765304055 70.4849858980813 1302122.67341818 T 18 CATAB v2.0f-lin.ifort 2019-Nov-07 20:41:41 2019-Nov-07 20:42
2094-Oct-21 17:22 00:03 Jupiter 1.80677073863475 1.80676982188407 1.80677165538758 2.22160204002807 1.99947651475419 2486172.223785193 3.46977039507741 225.334853938149 20.8803379503223 76.5874132759668 1268822.73223664 T 18 CATAB v2.0f-lin.ifort 2019-Nov-07 20:41:41 2019-Nov-07 20:42
2120-Jun-11 22:13 00:05 Jupiter 1.99401550698026 1.99401360774541 1.99401740621602 2.69857162505329 2.53628156815382 2495536.425624513 4.52703127116341 164.458755980132 27.5111377192987 -79.6108380436211 923984.62748761 T 18 CATAB v2.0f-lin.ifort 2019-Nov-07 20:41:41 2019-Nov-07 20:42
2153-Dec-08 08:20 00:06 Jupiter 1.82531192555878 1.82531044686097 1.82531340427505 2.41588301042143 2.21549215608594 2507768.846950927 5.95747193004252 381.730381271604 17.8205910722474 83.178506192992 1278018.31770419 T 18 CATAB v2.0f-lin.ifort 2019-Nov-07 20:41:41 2019-Nov-07 20:42
2179-Jul-30 13:41 00:07 Jupiter 1.94770232254541 1.94769971605974 1.94770492902998 2.46493559481484 2.28169708834335 2517134.070186795 7.08431605336604 179.032361286268 21.0547163125039 -85.3618249219024 664735.43755492 T 18 CATAB v2.0f-lin.ifort 2019-Nov-07 20:41:41 2019-Nov-07 20:42

Alternate Designations
 2003 EH46 = 2004 NP18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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