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JPL Small-Body Database Browser
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469725 (2005 MM53)
Classification: Main-belt Asteroid          SPK-ID: 2469725
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2236014350263269 1.1718e-07  
a 2.388823209825854 2.2476e-08 au
q 1.854678912084597 2.8886e-07 au
i 1.228243316305304 1.2167e-05 deg
node 262.2895782969093 0.00050864 deg
peri 42.05251041109041 0.00051164 deg
M 266.5241376120358 3.9671e-05 deg
tp 2458950.663941137130
(2020-Apr-11.16394114)
0.0001488 TDB
period 1348.57294267229
3.69
1.9033e-05
5.211e-08
d
yr
n .2669488528270746 3.7676e-09 deg/d
Q 2.922967507567112 2.7502e-08 au
  Orbit Determination Parameters
   # obs. used (total)      62  
   data-arc span      6482 days (17.75 yr)  
   first obs. used      1998-10-29  
   last obs. used      2016-07-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51434  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 07:39:39  

Additional Information
 Earth MOID = .838932 au 
 Jupiter MOID = 2.32302 au 
 T_jup = 3.499 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 18.3   n/a MPO382962  

469725 (2005 MM53)          Discovered 2005-Jun-17 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2016-08-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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