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447031 (2004 PW73)
Classification: Main-belt Asteroid          SPK-ID: 2447031
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2278661186530836 1.4626e-07  
a 2.342720331049712 2.959e-08 au
q 1.808893742123747 3.274e-07 au
i 3.200098173220493 7.5049e-06 deg
node 117.5911200122334 0.00016846 deg
peri 240.4518159227652 0.00016977 deg
M 125.6897999985426 2.4807e-05 deg
tp 2458543.225871101166
(2019-Feb-28.72587110)
8.4816e-05 TDB
period 1309.721921790704
3.59
2.4814e-05
6.794e-08
d
yr
n .2748675073772864 5.2076e-09 deg/d
Q 2.876546919975677 3.6332e-08 au
  Orbit Determination Parameters
   # obs. used (total)      139  
   data-arc span      5647 days (15.46 yr)  
   first obs. used      2004-08-08  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55276  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 11:07:11  

Additional Information
 Earth MOID = .807533 au 
 Jupiter MOID = 2.57355 au 
 T_jup = 3.526 
[ 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 18.2   n/a MPO409025  

447031 (2004 PW73)          Discovered 2004-Aug-08 by LINEAR at Socorro
Reference: Last Updated: 2015-10-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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