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JPL Small-Body Database Browser
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4065 Meinel (2820 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2004065
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07625292121974493 3.0267e-08  
a 2.266815139380051 5.9311e-09 au
q 2.093963863137179 6.7908e-08 au
i 5.163468994610315 3.8473e-06 deg
node 22.77799775600365 3.4495e-05 deg
peri 102.2320893279454 4.3506e-05 deg
M 62.46264037625338 2.538e-05 deg
tp 2458784.208017503560
(2019-Oct-27.70801750)
8.7921e-05 TDB
period 1246.586971503056
3.41
4.8925e-06
1.339e-08
d
yr
n .2887885147443299 1.1334e-09 deg/d
Q 2.439666415622923 6.3833e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2091  
   data-arc span      24364 days (66.70 yr)  
   first obs. used      1953-08-14  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4687  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 02:03:16  

Additional Information
 Earth MOID = 1.11629 au 
 Jupiter MOID = 2.58919 au 
 T_jup = 3.606 
[ 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 14.1   n/a MPO452221  
diameter diameter 3.873 km 0.075 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.270   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

4065 Meinel (2820 P-L)          Discovered 1960-Sep-24 by van Houten and Gehrels at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 2820 P-L = 1976 JF6 = 1986 GQ1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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