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437321 (2013 PG44)
Classification: Main-belt Asteroid          SPK-ID: 2437321
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3001358406260599 1.5154e-07  
a 3.061024640420816 8.7304e-08 au
q 2.142301436791032 4.1602e-07 au
i 27.39338107810823 9.1804e-06 deg
node 23.08920442516147 1.3192e-05 deg
peri 12.12910339474531 1.9121e-05 deg
M 78.71387040394465 1.9107e-05 deg
tp 2458572.791942546098
(2019-Mar-30.29194255)
8.8511e-05 TDB
period 1956.134286031606
5.36
8.3687e-05
2.291e-07
d
yr
n .1840364450286944 7.8734e-09 deg/d
Q 3.979747844050601 1.1351e-07 au
  Orbit Determination Parameters
   # obs. used (total)      229  
   data-arc span      6407 days (17.54 yr)  
   first obs. used      2002-10-07  
   last obs. used      2020-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51524  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 03:40:51  

Additional Information
 Earth MOID = 1.15254 au 
 Jupiter MOID = 1.51266 au 
 T_jup = 2.999 
[ 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 15.5   n/a MPO472426  

437321 (2013 PG44)          Discovered 2010-Feb-17 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-06-04

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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