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541168 (2011 AN69)
Classification: Main-belt Asteroid          SPK-ID: 2541168
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08405716217617948 5.2437e-08  
a 2.761229437168172 3.1018e-08 au
q 2.529128326562486 1.583e-07 au
i 3.862121895771735 7.4968e-06 deg
node 329.867961697999 8.2345e-05 deg
peri 309.499366040419 9.8553e-05 deg
M 258.2242252081735 5.4786e-05 deg
tp 2459674.298940684232
(2022-Apr-04.79894068)
0.0002536 TDB
period 1675.915697966484
4.59
2.824e-05
7.732e-08
d
yr
n .2148079407793694 3.6196e-09 deg/d
Q 2.993330547773857 3.3626e-08 au
  Orbit Determination Parameters
   # obs. used (total)      163  
   data-arc span      7022 days (19.23 yr)  
   first obs. used      2002-02-07  
   last obs. used      2021-04-30  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59941  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 13:25:07  

Additional Information
 Earth MOID = 1.51304 au 
 Jupiter MOID = 2.11811 au 
 T_jup = 3.333 
[ 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 17.00   .3855 MPCxxxxx autocmod 2.8

541168 (2011 AN69)          Discovered 2007-Feb-21 by Mount Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2019-12-13

Alternate Designations
 2011 AN69 = 2014 WT450 = 2016 CP204 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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