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JPL Small-Body Database Browser
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379664 (2011 EX68)
Classification: Main-belt Asteroid          SPK-ID: 2379664
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07647049685535962 4.8142e-08  
a 2.657818373523882 2.7071e-08 au
q 2.454573681949207 1.3102e-07 au
i 7.786139714304905 5.9849e-06 deg
node 131.3952981407647 3.8157e-05 deg
peri 275.8260734487487 5.5332e-05 deg
M 174.1162524114367 4.1024e-05 deg
tp 2458235.038792378065
(2018-Apr-26.53879238)
0.00017761 TDB
period 1582.655443862495
4.33
2.418e-05
6.62e-08
d
yr
n .2274658084272686 3.4752e-09 deg/d
Q 2.861063065098557 2.9141e-08 au
  Orbit Determination Parameters
   # obs. used (total)      194  
   data-arc span      5224 days (14.30 yr)  
   first obs. used      2006-01-07  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55641  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 00:30:00  

Additional Information
 Earth MOID = 1.47935 au 
 Jupiter MOID = 2.41116 au 
 T_jup = 3.370 
[ 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 16.6   n/a MPO423397  
diameter diameter 2.504 km 0.558 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

379664 (2011 EX68)          Discovered 2006-Jan-07 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-11-20

[ 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
1932-Sep-12 08:50 00:15 Hebe 0.0147798479452399 0.014740703628231 0.0148190125411537 2.87923775714108 2.87923761105459 2426962.867939111 15.2529134812446 2132.40124523614 88.6690184365225 -23.891810288992 10130.3674287256 T 15 CATAB v2.0f-lin.ifort 2020-May-22 00:30:03 2020-May-22 00:30
2049-Oct-11 04:18 00:08 Hebe 0.0136696756086155 0.0136528890075974 0.0136864847146574 2.99846596438573 2.99846581271555 2469725.679230693 7.73857112143319 1213.3217145028 88.4892991300737 46.5589903658759 16799.6710299067 T 15 CATAB v2.0f-lin.ifort 2020-May-22 00:30:03 2020-May-22 00:30
2166-Nov-14 11:34 00:24 Hebe 0.0242387788188923 0.0241935896732886 0.0242842365727696 3.02508552563518 3.02508544085211 2512492.982200648 23.9839454411513 4612.96894579687 89.4330972751441 60.71234924899 35324.6793174708 T 15 CATAB v2.0f-lin.ifort 2020-May-22 00:30:03 2020-May-22 00:30

Alternate Designations
 2011 EX68 = 2006 AR47 = 2010 DW67 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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