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541426 (2011 HM53)
Classification: Main-belt Asteroid          SPK-ID: 2541426
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1218667432343628 1.0064e-07  
a 3.184550033800287 8.2633e-08 au
q 2.796459292514166 3.418e-07 au
i 10.35249836429502 8.0414e-06 deg
node 110.0788430654205 5.5727e-05 deg
peri 282.4675855197715 6.9513e-05 deg
M 79.44607024056062 3.4659e-05 deg
tp 2458742.420917298190
(2019-Sep-15.92091730)
0.00021025 TDB
period 2075.728469303931
5.68
8.0791e-05
2.212e-07
d
yr
n .1734330888281941 6.7503e-09 deg/d
Q 3.572640775086408 9.2703e-08 au
  Orbit Determination Parameters
   # obs. used (total)      83  
   data-arc span      4432 days (12.13 yr)  
   first obs. used      2008-12-31  
   last obs. used      2021-02-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59465  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:23:11  

Additional Information
 Earth MOID = 1.82551 au 
 Jupiter MOID = 1.90556 au 
 T_jup = 3.162 
[ 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 16.49   n/a MPCxxxxx  

541426 (2011 HM53)          Discovered 2011-Apr-30 by Pan-STARRS 1 at Haleakala
Reference: Last Updated: 2019-12-13

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