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308320 (2005 MK29)
Classification: Main-belt Asteroid          SPK-ID: 2308320
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03993475395261575 4.5292e-08  
a 2.92387510984046 3.7184e-08 au
q 2.807110876740804 1.4588e-07 au
i 9.974177654730598 6.1912e-06 deg
node 268.5888543658355 3.1438e-05 deg
peri 307.1941826179707 9.6043e-05 deg
M 82.03642538160824 8.7732e-05 deg
tp 2458584.358640297819
(2019-Apr-10.85864030)
0.00044773 TDB
period 1826.150868908671
5.00
3.4836e-05
9.538e-08
d
yr
n .197135957455224 3.7606e-09 deg/d
Q 3.040639342940116 3.8669e-08 au
  Orbit Determination Parameters
   # obs. used (total)      208  
   data-arc span      9062 days (24.81 yr)  
   first obs. used      1995-06-29  
   last obs. used      2020-04-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49688  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 20:11:34  

Additional Information
 Earth MOID = 1.8091 au 
 Jupiter MOID = 2.02442 au 
 T_jup = 3.255 
[ 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 MPO437365  
diameter diameter 4.046 km 1.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.047   0.048 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

308320 (2005 MK29)          Discovered 2005-Jun-29 by Spacewatch at Kitt Peak
Reference: 20111210/Numbers.arcLast Updated: 2011-12-12

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