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545487 (2011 MN1)
Classification: Main-belt Asteroid          SPK-ID: 2545487
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .142964267293769 5.0395e-08  
a 2.708320773320074 2.8433e-08 au
q 2.321127678365876 1.4014e-07 au
i 13.28742167399468 4.4524e-06 deg
node 242.0099984833022 2.4174e-05 deg
peri 80.35895503090525 3.767e-05 deg
M 25.22463053733889 2.2225e-05 deg
tp 2459086.430144528061
(2020-Aug-24.93014453)
0.00010139 TDB
period 1627.978174313042
4.46
2.5637e-05
7.019e-08
d
yr
n .2211331857393661 3.4823e-09 deg/d
Q 3.095513868274272 3.2498e-08 au
  Orbit Determination Parameters
   # obs. used (total)      212  
   data-arc span      6208 days (17.00 yr)  
   first obs. used      2003-11-19  
   last obs. used      2020-11-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50402  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:36:21  

Additional Information
 Earth MOID = 1.35123 au 
 Jupiter MOID = 2.2605 au 
 T_jup = 3.311 
[ 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 16.77   n/a E2020-QM5  

545487 (2011 MN1)          Discovered 2011-Jun-24 by Haleakala at Haleakala
Reference: Last Updated: 2020-06-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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