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541434 (2011 HD79)
Classification: Main-belt Asteroid          SPK-ID: 2541434
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04937073453851274 5.5603e-08  
a 3.165585711170419 5.6149e-08 au
q 3.009298419365315 1.6263e-07 au
i 10.47727143227444 5.8509e-06 deg
node 114.1617294725955 3.779e-05 deg
peri 171.1783723176005 9.4161e-05 deg
M 186.7359998142886 9.0609e-05 deg
tp 2460190.614403450451
(2023-Sep-03.11440345)
0.00052915 TDB
period 2057.214336850784
5.63
5.4735e-05
1.499e-07
d
yr
n .1749939194722382 4.6559e-09 deg/d
Q 3.321873002975523 5.8922e-08 au
  Orbit Determination Parameters
   # obs. used (total)      148  
   data-arc span      4485 days (12.28 yr)  
   first obs. used      2008-11-03  
   last obs. used      2021-02-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .6112  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:23:13  

Additional Information
 Earth MOID = 1.99143 au 
 Jupiter MOID = 1.8317 au 
 T_jup = 3.176 
[ 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 15.98   .3394 MPCxxxxx autocmod 2.8

541434 (2011 HD79)          Discovered 2008-Nov-03 by Mount Lemmon Survey at Mount Lemmon
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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