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66374 (1999 JO120)
Classification: Main-belt Asteroid          SPK-ID: 2066374
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1310422359197668 3.5581e-08  
a 2.344594038858304 1.109e-08 au
q 2.037353193682155 8.449e-08 au
i 7.840862627421644 4.443e-06 deg
node 60.01201716432601 3.2904e-05 deg
peri 203.8974985002203 3.9299e-05 deg
M 346.2514593467324 2.4617e-05 deg
tp 2459250.578811450527
(2021-Feb-05.07881145)
8.9838e-05 TDB
period 1311.293509388196
3.59
9.3035e-06
2.547e-08
d
yr
n .2745380781820261 1.9478e-09 deg/d
Q 2.651834884034452 1.2543e-08 au
  Orbit Determination Parameters
   # obs. used (total)      849  
   data-arc span      7677 days (21.02 yr)  
   first obs. used      1999-05-13  
   last obs. used      2020-05-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52512  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:21:44  

Additional Information
 Earth MOID = 1.02296 au 
 Jupiter MOID = 2.40831 au 
 T_jup = 3.538 
[ 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 15.68   n/a E2021B10  
diameter diameter 1.773 km 0.460 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.467   0.229 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

66374 (1999 JO120)          Discovered 1999-May-13 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 JO120 = 2000 VL20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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