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JPL Small-Body Database Browser
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469450 (2002 PR2)
Classification: Main-belt Asteroid          SPK-ID: 2469450
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0843707286091448 1.0244e-07  
a 2.286030860460041 1.8956e-08 au
q 2.093156771140037 2.3434e-07 au
i 11.87052331466883 7.668e-06 deg
node 265.095837686781 5.1202e-05 deg
peri 86.88577833198525 7.739e-05 deg
M 276.3501801694367 5.3663e-05 deg
tp 2458893.848633393616
(2020-Feb-14.34863339)
0.00018852 TDB
period 1262.471434315229
3.46
1.5702e-05
4.299e-08
d
yr
n .2851549668490248 3.5467e-09 deg/d
Q 2.478904949780045 2.0555e-08 au
  Orbit Determination Parameters
   # obs. used (total)      93  
   data-arc span      5708 days (15.63 yr)  
   first obs. used      2002-08-03  
   last obs. used      2018-03-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60645  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 01:46:14  

Additional Information
 Earth MOID = 1.12546 au 
 Jupiter MOID = 2.83176 au 
 T_jup = 3.569 
[ 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 17.3   n/a MPO397652  

469450 (2002 PR2)          Discovered 2002-Aug-03 by NEAT at Palomar
Reference: Last Updated: 2016-08-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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