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382056 (2011 ER15)
Classification: Main-belt Asteroid          SPK-ID: 2382056
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1317954044538441 8.8418e-08  
a 2.620926685722088 2.7091e-08 au
q 2.275500593133473 2.4292e-07 au
i 10.17645343947221 9.3269e-06 deg
node 175.976664496733 2.7152e-05 deg
peri 195.6819849601404 3.459e-05 deg
M 211.4977239858887 2.2e-05 deg
tp 2459639.809775453588
(2022-Mar-01.30977545)
0.00010039 TDB
period 1549.818126298762
4.24
2.403e-05
6.579e-08
d
yr
n .2322853203812651 3.6015e-09 deg/d
Q 2.966352778310704 3.0662e-08 au
  Orbit Determination Parameters
   # obs. used (total)      152  
   data-arc span      8596 days (23.53 yr)  
   first obs. used      1996-10-12  
   last obs. used      2020-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67564  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 00:40:57  

Additional Information
 Earth MOID = 1.27642 au 
 Jupiter MOID = 2.49694 au 
 T_jup = 3.370 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.8   n/a MPO434367  

382056 (2011 ER15)          Discovered 2011-Mar-04 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-12-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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