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541441 (2011 HA97)
Classification: Main-belt Asteroid          SPK-ID: 2541441
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 .06556745852908602 7.5152e-08  
a 3.012744467210006 3.4826e-08 au
q 2.815206469297481 2.4423e-07 au
i 3.742859193702293 6.6082e-06 deg
node 230.8182504540266 9.8682e-05 deg
peri 269.106035397329 0.00013291 deg
M 359.9993435627869 8.0833e-05 deg
tp 2459200.503482832316
(2020-Dec-17.00348283)
0.00042887 TDB
period 1910.037409049316
5.23
3.3119e-05
9.067e-08
d
yr
n .188477983883668 3.2681e-09 deg/d
Q 3.210282465122531 3.711e-08 au
  Orbit Determination Parameters
   # obs. used (total)      141  
   data-arc span      8170 days (22.37 yr)  
   first obs. used      1998-11-26  
   last obs. used      2021-04-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61667  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 13:25:20  

Additional Information
 Earth MOID = 1.83134 au 
 Jupiter MOID = 1.81802 au 
 T_jup = 3.242 
[ 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 16.96   .30258 MPCxxxxx autocmod 2.8

541441 (2011 HA97)          Discovered 2011-Mar-11 by Mount Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2019-12-13

[ show close-approach data ]
Alternate Designations
 2011 HA97 = 2013 RH57 = 2016 GF11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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