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85647 (1998 PZ)
Classification: Main-belt Asteroid          SPK-ID: 2085647
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .162605570311752 5.6205e-08  
a 2.202617115724217 6.7187e-09 au
q 1.844459303443455 1.2524e-07 au
i 8.327458310312808 5.6647e-06 deg
node 34.77119562287924 2.1476e-05 deg
peri 358.6147539659996 2.3871e-05 deg
M 174.9626137488997 9.7318e-06 deg
tp 2458420.203837576256
(2018-Oct-28.70383758)
3.1747e-05 TDB
period 1194.007188143424
3.27
5.4631e-06
1.496e-08
d
yr
n .3015057225574732 1.3795e-09 deg/d
Q 2.56077492800498 7.8112e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1003  
   data-arc span      7927 days (21.70 yr)  
   first obs. used      1998-08-14  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51545  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 15:39:00  

Additional Information
 Earth MOID = .850766 au 
 Jupiter MOID = 2.87117 au 
 T_jup = 3.633 
[ 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 15.8   n/a MPO459397  

85647 (1998 PZ)          Discovered 1998-Aug-14 by Zoltowski, F. B. at Woomera
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

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