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351001 (2003 HM42)
Classification: Main-belt Asteroid          SPK-ID: 2351001
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1796367028169947 3.6596e-08  
a 2.319946633374203 1.3496e-08 au
q 1.903199069443474 8.6175e-08 au
i 4.791081709794094 4.8276e-06 deg
node 111.4421022373894 5.7434e-05 deg
peri 131.8464869326349 5.9424e-05 deg
M 287.0615640517149 1.6482e-05 deg
tp 2459261.998597862292
(2021-Feb-16.49859786)
6.0208e-05 TDB
period 1290.670604688754
3.53
1.1263e-05
3.084e-08
d
yr
n .2789247687924328 2.434e-09 deg/d
Q 2.736694197304932 1.5921e-08 au
  Orbit Determination Parameters
   # obs. used (total)      273  
   data-arc span      6124 days (16.77 yr)  
   first obs. used      2003-04-28  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5531  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 23:52:58  

Additional Information
 Earth MOID = .894004 au 
 Jupiter MOID = 2.28903 au 
 T_jup = 3.552 
[ 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 17.0   n/a MPO455540  
diameter diameter 2.047 km 0.096 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.061   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

351001 (2003 HM42)          Discovered 2003-Apr-28 by LINEAR at Socorro
Reference: 20130127/Numbers.arcLast Updated: 2013-01-31

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