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JPL Small-Body Database Browser
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423303 (2005 EM146)
Classification: Main-belt Asteroid          SPK-ID: 2423303
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 .07907415294239983 7.8614e-08  
a 3.060866809657826 5.4722e-08 au
q 2.818831359414628 2.3908e-07 au
i 11.49731527765863 8.7275e-06 deg
node 9.398220022896842 4.1297e-05 deg
peri 160.7857300004236 9.4582e-05 deg
M 315.0556799207507 8.2481e-05 deg
tp 2459244.695349610864
(2021-Jan-30.19534961)
0.00045112 TDB
period 1955.982996403117
5.36
5.2453e-05
1.436e-07
d
yr
n .1840506797155234 4.9357e-09 deg/d
Q 3.302902259901025 5.9049e-08 au
  Orbit Determination Parameters
   # obs. used (total)      80  
   data-arc span      5875 days (16.08 yr)  
   first obs. used      2002-08-12  
   last obs. used      2018-09-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5351  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:56:09  

Additional Information
 Earth MOID = 1.82615 au 
 Jupiter MOID = 1.66168 au 
 T_jup = 3.198 
[ 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 16.3   n/a MPO456022  

423303 (2005 EM146)          Discovered 2005-Mar-10 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-02-04

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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