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442824 (2013 AP73)
Classification: Main-belt Asteroid          SPK-ID: 2442824
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1836245961499763 4.5905e-08  
a 2.4383702258977 2.2342e-08 au
q 1.990625477903109 1.1593e-07 au
i 1.773680104751237 6.858e-06 deg
node 284.697718754656 0.00023474 deg
peri 161.2404577031976 0.0002369 deg
M .4381290117634876 3.2993e-05 deg
tp 2458998.807427002413
(2020-May-29.30742700)
0.00012744 TDB
period 1390.746247729487
3.81
1.9114e-05
5.233e-08
d
yr
n .2588538351893676 3.5577e-09 deg/d
Q 2.886114973892292 2.6444e-08 au
  Orbit Determination Parameters
   # obs. used (total)      152  
   data-arc span      5495 days (15.04 yr)  
   first obs. used      2004-10-10  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57352  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 16:02:16  

Additional Information
 Earth MOID = 1.00699 au 
 Jupiter MOID = 2.32931 au 
 T_jup = 3.479 
[ 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 17.8   n/a MPO495194  

442824 (2013 AP73)          Discovered 2004-Oct-10 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

Alternate Designations
 2013 AP73 = 2004 TP293 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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