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308317 (2005 MS11)
Classification: Main-belt Asteroid          SPK-ID: 2308317
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .155928727474761 5.8587e-08  
a 2.711125379006214 2.1084e-08 au
q 2.288383048633245 1.5419e-07 au
i 10.55114639940871 5.8267e-06 deg
node 122.4860738000268 4.1685e-05 deg
peri 150.5092000779964 4.9988e-05 deg
M 113.0023155556911 2.6796e-05 deg
tp 2458488.691289828728
(2019-Jan-05.19128983)
0.00012111 TDB
period 1630.507611774143
4.46
1.902e-05
5.207e-08
d
yr
n .2207901376236366 2.5756e-09 deg/d
Q 3.133867709379182 2.4372e-08 au
  Orbit Determination Parameters
   # obs. used (total)      164  
   data-arc span      9125 days (24.98 yr)  
   first obs. used      1995-01-29  
   last obs. used      2020-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62797  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 18:16:35  

Additional Information
 Earth MOID = 1.27836 au 
 Jupiter MOID = 2.03247 au 
 T_jup = 3.321 
[ 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 16.3   n/a MPO455272  

308317 (2005 MS11)          Discovered 2005-Jun-27 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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