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455426 (2003 MT9)
Classification: Apollo [NEO]          SPK-ID: 2455426
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 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .9221744463693853 1.408e-07  
a 2.533026393367415 2.0675e-08 au
q .1971341814247783 3.5519e-07 au
i 6.831016446450955 4.9331e-05 deg
node 233.3401036703249 0.00077353 deg
peri 200.7318694230218 0.00078166 deg
M 55.42191661292721 7.1447e-06 deg
tp 2458773.807558848551
(2019-Oct-17.30755885)
2.8173e-05 TDB
period 1472.509140824012
4.03
1.8029e-05
4.936e-08
d
yr
n .2444806555146713 2.9933e-09 deg/d
Q 4.868918605310052 3.9741e-08 au
  Orbit Determination Parameters
   # obs. used (total)      260  
   data-arc span      5899 days (16.15 yr)  
   first obs. used      2003-06-30  
   last obs. used      2019-08-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46531  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Aug-25 05:26:14  

Additional Information
 Earth MOID = .0538661 au 
 Jupiter MOID = .480898 au 
 T_jup = 2.590 
[ 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 18.6   n/a MPO234357  
diameter diameter 0.685 km 0.269 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
geometric albedo albedo 0.137   0.109 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

455426 (2003 MT9)          Discovered 2003-Jun-30 by LINEAR at Socorro
Reference: Last Updated: 2016-02-25

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