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66384 (1999 JO131)
Classification: Main-belt Asteroid          SPK-ID: 2066384
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 .1173566106219033 3.3905e-08  
a 2.359620913390879 9.3705e-09 au
q 2.082703800642766 8.0273e-08 au
i 2.052368486754756 3.715e-06 deg
node 248.2540752880604 0.00011831 deg
peri 341.8089706106065 0.00011961 deg
M 44.27647628221641 1.7903e-05 deg
tp 2459233.670784069623
(2021-Jan-19.17078407)
6.5656e-05 TDB
period 1323.920118694713
3.62
7.8863e-06
2.159e-08
d
yr
n .2719197290807344 1.6198e-09 deg/d
Q 2.636538026138992 1.047e-08 au
  Orbit Determination Parameters
   # obs. used (total)      696  
   data-arc span      22194 days (60.76 yr)  
   first obs. used      1960-09-24  
   last obs. used      2021-06-30  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56361  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 10:43:53  

Additional Information
 Earth MOID = 1.07276 au 
 Jupiter MOID = 2.34874 au 
 T_jup = 3.542 
[ 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 16.17   n/a E2021B10  
diameter diameter 2.815 km 0.330 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.090   0.056 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

66384 (1999 JO131)          Discovered 1999-May-13 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 JO131 = 2002 AT157 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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