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JPL Small-Body Database Browser
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212290 (2005 MJ3)
Classification: Main-belt Asteroid          SPK-ID: 2212290
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09369717627137088 6.1721e-08  
a 2.778623079721486 2.6186e-08 au
q 2.518273943229123 1.7355e-07 au
i 6.234951395481843 6.084e-06 deg
node 137.5772255370164 5.7281e-05 deg
peri 211.1502554262682 6.4032e-05 deg
M 271.2528779637607 2.9975e-05 deg
tp 2459017.556277434099
(2020-Jun-17.05627743)
0.0001433 TDB
period 1691.776098552998
4.63
2.3915e-05
6.548e-08
d
yr
n .2127941163774057 3.0081e-09 deg/d
Q 3.03897221621385 2.864e-08 au
  Orbit Determination Parameters
   # obs. used (total)      345  
   data-arc span      6083 days (16.65 yr)  
   first obs. used      2001-08-16  
   last obs. used      2018-04-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56213  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 08:30:30  

Additional Information
 Earth MOID = 1.51264 au 
 Jupiter MOID = 2.33494 au 
 T_jup = 3.319 
[ 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 15.8   n/a MPO437019  
diameter diameter 3.670 km 1.124 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.075   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

212290 (2005 MJ3)          Discovered 2005-Jun-24 by NEAT at Palomar
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

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