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541499 (2011 PK5)
Classification: Main-belt Asteroid          SPK-ID: 2541499
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 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .101986910737794 6.3175e-08  
a 2.415736259292518 2.6525e-08 au
q 2.169362781049999 1.4534e-07 au
i 3.279187653075418 5.313e-06 deg
node 279.9098049933843 0.00012192 deg
peri 48.10064872065776 0.00012685 deg
M 165.483583657517 3.7754e-05 deg
tp 2458570.087058125372
(2019-Mar-27.58705813)
0.00013754 TDB
period 1371.42702652945
3.75
2.2588e-05
6.184e-08
d
yr
n .2625002957036806 4.3235e-09 deg/d
Q 2.662109737535036 2.9231e-08 au
  Orbit Determination Parameters
   # obs. used (total)      112  
   data-arc span      4484 days (12.28 yr)  
   first obs. used      2008-11-08  
   last obs. used      2021-02-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60255  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:23:27  

Additional Information
 Earth MOID = 1.15742 au 
 Jupiter MOID = 2.60785 au 
 T_jup = 3.507 
[ 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 17.92   .32603 MPCxxxxx autocmod 2.8

541499 (2011 PK5)          Discovered 2008-Nov-08 by Spacewatch at Kitt Peak
Reference: Last Updated: 2019-12-13
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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