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JPL Small-Body Database Browser
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160397 (2004 PJ85)
Classification: Main-belt Asteroid          SPK-ID: 2160397
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2384617512060205 4.4727e-08  
a 2.223857151276896 1.1064e-08 au
q 1.693552280551376 1.0171e-07 au
i 7.20446522860436 4.5179e-06 deg
node 10.92422209666194 3.6383e-05 deg
peri 302.3101111703816 3.7374e-05 deg
M 183.8975752618066 7.9678e-06 deg
tp 2459193.045347397637
(2020-Dec-09.54534740)
2.7742e-05 TDB
period 1211.319636173556
3.32
9.0397e-06
2.475e-08
d
yr
n .2971965361159388 2.2179e-09 deg/d
Q 2.754162022002417 1.3702e-08 au
  Orbit Determination Parameters
   # obs. used (total)      490  
   data-arc span      9470 days (25.93 yr)  
   first obs. used      1993-02-26  
   last obs. used      2019-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5356  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 18:43:33  

Additional Information
 Earth MOID = .692828 au 
 Jupiter MOID = 2.56853 au 
 T_jup = 3.600 
[ 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 16.4   n/a MPO433025  

160397 (2004 PJ85)          Discovered 2004-Aug-10 by LINEAR at Socorro
Reference: 20070730/Numbers.arcLast Updated: 2007-08-06

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