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85281 (1994 PZ16)
Classification: Main-belt Asteroid          SPK-ID: 2085281
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1951713948070789 3.3858e-08  
a 2.282832593886299 7.2556e-09 au
q 1.837288972426448 7.9222e-08 au
i 6.221193724967793 4.6104e-06 deg
node 166.5219476948309 3.5251e-05 deg
peri 131.0346436779273 3.7808e-05 deg
M 307.9444112355585 1.159e-05 deg
tp 2459578.668962955228
(2021-Dec-30.16896296)
4.0592e-05 TDB
period 1259.822974256309
3.45
6.0062e-06
1.644e-08
d
yr
n .2857544332468719 1.3623e-09 deg/d
Q 2.72837621534615 8.6717e-09 au
  Orbit Determination Parameters
   # obs. used (total)      859  
   data-arc span      9804 days (26.84 yr)  
   first obs. used      1994-08-10  
   last obs. used      2021-06-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5686  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 08:51:06  

Additional Information
 Earth MOID = .828481 au 
 Jupiter MOID = 2.50448 au 
 T_jup = 3.571 
[ 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 16.14   n/a MPO637171  

85281 (1994 PZ16)          Discovered 1994-Aug-10 by Elst, E. W. at La Silla
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 1994 PZ16 = 1994 RE18 = 2000 DZ66 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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