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78370 (2002 PR120)
Classification: Main-belt Asteroid          SPK-ID: 2078370
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01062450327867478 4.7944e-08  
a 2.755477462229342 1.631e-08 au
q 2.726201882897572 1.254e-07 au
i 4.475462080193967 3.925e-06 deg
node 241.0108533585681 5.3799e-05 deg
peri 283.1916574624581 0.00018949 deg
M 212.2741274213389 0.00018227 deg
tp 2460082.063653857569
(2023-May-17.56365386)
0.00084641 TDB
period 1670.681723388075
4.57
1.4833e-05
4.061e-08
d
yr
n .2154808991804462 1.9132e-09 deg/d
Q 2.784753041561112 1.6483e-08 au
  Orbit Determination Parameters
   # obs. used (total)      671  
   data-arc span      9965 days (27.28 yr)  
   first obs. used      1993-08-22  
   last obs. used      2020-12-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60411  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 10:48:34  

Additional Information
 Earth MOID = 1.73191 au 
 Jupiter MOID = 2.19184 au 
 T_jup = 3.339 
[ 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 15.24   n/a MPCxxxxx  
diameter diameter 4.567 km 0.061 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.073   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78370 (2002 PR120)          Discovered 2002-Aug-13 by LONEOS at Anderson Mesa
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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