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78257 (2002 PD15)
Classification: Main-belt Asteroid          SPK-ID: 2078257
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2319873116617118 5.2862e-08  
a 2.762264630561636 1.5175e-08 au
q 2.12145428481941 1.4828e-07 au
i 2.332165541409276 6.0351e-06 deg
node 147.978703018252 0.00011 deg
peri 220.9795806756603 0.00011044 deg
M 275.8146301688478 1.22e-05 deg
tp 2459392.630365352647
(2021-Jun-27.13036535)
5.8967e-05 TDB
period 1676.858245204444
4.59
1.3818e-05
3.783e-08
d
yr
n .2146871991294103 1.7691e-09 deg/d
Q 3.403074976303861 1.8695e-08 au
  Orbit Determination Parameters
   # obs. used (total)      542  
   data-arc span      9839 days (26.94 yr)  
   first obs. used      1993-08-13  
   last obs. used      2020-07-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60993  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:27:32  

Additional Information
 Earth MOID = 1.1214 au 
 Jupiter MOID = 2.0591 au 
 T_jup = 3.300 
[ 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 15.6   n/a MPO468736  

78257 (2002 PD15)          Discovered 2002-Aug-06 by NEAT at Palomar
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2002 PD15 = 1998 VA36 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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