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JPL Small-Body Database Browser
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108580 (2001 MJ8)
Classification: Main-belt Asteroid          SPK-ID: 2108580
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1945017244110401 4.5705e-08  
a 3.14568338949734 2.825e-08 au
q 2.533842545788942 1.5178e-07 au
i 23.49981258437816 6.3821e-06 deg
node 137.7960510873515 1.0383e-05 deg
peri 233.8638021609846 1.7524e-05 deg
M 83.76281827190088 1.5036e-05 deg
tp 2458526.345670039985
(2019-Feb-11.84567004)
8.347e-05 TDB
period 2037.844025633351
5.58
2.7451e-05
7.516e-08
d
yr
n .1766572885224197 2.3797e-09 deg/d
Q 3.757524233205738 3.3745e-08 au
  Orbit Determination Parameters
   # obs. used (total)      604  
   data-arc span      6742 days (18.46 yr)  
   first obs. used      2001-06-20  
   last obs. used      2019-12-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57604  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 09:01:32  

Additional Information
 Earth MOID = 1.59394 au 
 Jupiter MOID = 1.86456 au 
 T_jup = 3.053 
[ 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 14.3   n/a MPO412767  
diameter diameter 5.765 km 2.125 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.111   0.030 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

108580 (2001 MJ8)          Discovered 2001-Jun-20 by NEAT at Haleakala
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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