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JPL Small-Body Database Browser
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442243 (2011 MD11)
Classification: Amor [NEO]          SPK-ID: 2442243
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 129 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4960443866025614 5.9967e-08  
a 2.503344340607474 1.1307e-08 au
q 1.261574432715846 1.4601e-07 au
i 16.15365488121554 7.8567e-06 deg
node 15.92270670776552 9.5978e-06 deg
peri 333.1243983841209 2.4741e-05 deg
M 329.4768806839515 8.0447e-06 deg
tp 2458723.160781768799
(2019-Aug-27.66078177)
3.2512e-05 TDB
period 1446.702775674374
3.96
9.8018e-06
2.684e-08
d
yr
n .2488417151423434 1.686e-09 deg/d
Q 3.745114248499103 1.6916e-08 au
  Orbit Determination Parameters
   # obs. used (total)      749  
   data-arc span      3063 days (8.39 yr)  
   first obs. used      2011-06-26  
   last obs. used      2019-11-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .32748  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-15 07:24:03  

Additional Information
 Earth MOID = .279324 au 
 Jupiter MOID = 1.7513 au 
 T_jup = 3.236 
[ 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 18.1   n/a MPO353531  
rotation period rot_per 2.430 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Warner, B.D. (2016) Minor Planet Bull. 43, 143-154.]

442243 (2011 MD11)          Discovered 2011-Jun-26 by Siding Spring Survey at Siding Spring
Reference: Last Updated: 2015-09-02

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