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357502 (2004 PW85)
Classification: Main-belt Asteroid          SPK-ID: 2357502
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2232452099582208 6.4933e-08  
a 2.247769753968147 1.447e-08 au
q 1.74596592330579 1.5093e-07 au
i 5.396389230856576 7.2139e-06 deg
node 179.604959320605 7.0414e-05 deg
peri 183.3371399727693 7.2899e-05 deg
M 225.6151932912076 2.3284e-05 deg
tp 2459459.987637977244
(2021-Sep-02.48763798)
8.2996e-05 TDB
period 1230.90960743991
3.37
1.1886e-05
3.254e-08
d
yr
n .2924666424114936 2.8242e-09 deg/d
Q 2.749573584630505 1.7701e-08 au
  Orbit Determination Parameters
   # obs. used (total)      143  
   data-arc span      5731 days (15.69 yr)  
   first obs. used      2004-08-10  
   last obs. used      2020-04-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58696  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 23:14:26  

Additional Information
 Earth MOID = .743495 au 
 Jupiter MOID = 2.70832 au 
 T_jup = 3.591 
[ 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 17.9   n/a MPO368420  

357502 (2004 PW85)          Discovered 2004-Aug-10 by LONEOS at Anderson Mesa
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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