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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1310008235178763 3.6019e-08  
a 2.344672348773775 1.1351e-08 au
q 2.037518340204817 8.5277e-08 au
i 7.840795294355912 4.496e-06 deg
node 60.01332359794649 3.2926e-05 deg
peri 203.8547263609989 3.932e-05 deg
M 291.3772124060338 2.4478e-05 deg
tp 2459250.469789617549
(2021-Feb-04.96978962)
9.005e-05 TDB
period 1311.359206139712
3.59
9.5229e-06
2.607e-08
d
yr
n .2745243243151837 1.9936e-09 deg/d
Q 2.651826357342733 1.2838e-08 au
  Orbit Determination Parameters
   # obs. used (total)      842  
   data-arc span      7656 days (20.96 yr)  
   first obs. used      1999-05-13  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52226  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 12:59:39  

Additional Information
 Earth MOID = 1.02481 au 
 Jupiter MOID = 2.40924 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 15.6   n/a MPO263856  
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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