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393749 (2005 EL167)
Classification: Main-belt Asteroid          SPK-ID: 2393749
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1757393295269509 8.217e-08  
a 2.649903977762891 2.8334e-08 au
q 2.18421162940004 2.3262e-07 au
i 1.952953003139902 1.2973e-05 deg
node 204.2377743364729 0.00013995 deg
peri 239.7813667480758 0.00014632 deg
M 262.6364297491116 4.1167e-05 deg
tp 2459426.625596811986
(2021-Jul-31.12559681)
0.00018386 TDB
period 1575.591511866475
4.31
2.5271e-05
6.919e-08
d
yr
n .2284856178068243 3.6646e-09 deg/d
Q 3.115596326125742 3.3314e-08 au
  Orbit Determination Parameters
   # obs. used (total)      251  
   data-arc span      6204 days (16.99 yr)  
   first obs. used      2003-09-29  
   last obs. used      2020-09-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46014  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:14:42  

Additional Information
 Earth MOID = 1.20107 au 
 Jupiter MOID = 2.11518 au 
 T_jup = 3.368 
[ 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 17.7   n/a MPO440699  
rotation period rot_per 1.33 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 lower-limit; Incomplete or inconclusive result.
Published Reference List:
[Erasmus, N.; McNeill, A.; Mommert, M.; Trilling, D.E.; et al. (2018) Ap. J. Suppl. Series 237, A19.]
[Erasmus, N.; McNeill, A.; Mommert, N.; Trilling, D.E.; et al. (2019) Ap. J. Suppl. Series 242, A15.]

393749 (2005 EL167)          Discovered 2005-Mar-11 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-05-15

[ 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
1927-Aug-03 02:30 00:08 Amphi 0.0364648410030789 0.036411024406975 0.0365186589997984 3.06110324402811 3.06110319252651 2425095.604178288 7.69905000271406 2704.4319437215 108.026981067026 -7.53705958172789 6911.94002734806 T 8 CATAB v2.0f-lin.ifort 2020-Nov-12 16:14:43 2020-Nov-12 16:14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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