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78274 (2002 PR30)
Classification: Main-belt Asteroid          SPK-ID: 2078274
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1886677629979377 4.4998e-08  
a 2.69141708343137 1.4499e-08 au
q 2.18363344300594 1.2761e-07 au
i 12.03468844944571 5.9491e-06 deg
node 308.7070880875818 1.9902e-05 deg
peri 126.4003802920634 2.8872e-05 deg
M 278.0522480943882 1.735e-05 deg
tp 2459367.616984262770
(2021-Jun-02.11698426)
7.745e-05 TDB
period 1612.760707417853
4.42
1.3032e-05
3.568e-08
d
yr
n .2232197240075287 1.8037e-09 deg/d
Q 3.199200723856801 1.7234e-08 au
  Orbit Determination Parameters
   # obs. used (total)      538  
   data-arc span      10840 days (29.68 yr)  
   first obs. used      1991-02-19  
   last obs. used      2020-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52091  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:27:28  

Additional Information
 Earth MOID = 1.22263 au 
 Jupiter MOID = 2.102 au 
 T_jup = 3.315 
[ 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 16.0   n/a MPO432333  

78274 (2002 PR30)          Discovered 2002-Aug-06 by NEAT at Palomar
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

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