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78385 (2002 PD142)
Classification: Main-belt Asteroid          SPK-ID: 2078385
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08676581489295643 6.8796e-08  
a 3.129285309962886 3.0634e-08 au
q 2.857770320011399 2.0723e-07 au
i 23.49311594100627 8.124e-06 deg
node 309.4440280002643 1.1748e-05 deg
peri 48.87189744016994 5.3069e-05 deg
M 37.0280860806206 4.6281e-05 deg
tp 2458792.532757765083
(2019-Nov-05.03275777)
0.00026115 TDB
period 2021.930246180179
5.54
2.9691e-05
8.129e-08
d
yr
n .1780476852157043 2.6145e-09 deg/d
Q 3.400800299914374 3.3292e-08 au
  Orbit Determination Parameters
   # obs. used (total)      654  
   data-arc span      9781 days (26.78 yr)  
   first obs. used      1994-01-12  
   last obs. used      2020-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52426  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:27:04  

Additional Information
 Earth MOID = 1.88916 au 
 Jupiter MOID = 2.01599 au 
 T_jup = 3.080 
[ 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 14.2   n/a MPO493423  
diameter diameter 9.132 km 0.243 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.064   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78385 (2002 PD142)          Discovered 2002-Aug-14 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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