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66363 (1999 JX91)
Classification: Main-belt Asteroid          SPK-ID: 2066363
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05245287269326862 4.2939e-08  
a 2.237405423298353 7.9973e-09 au
q 2.120047081466856 9.4178e-08 au
i 7.702506170733697 2.8814e-06 deg
node 104.1618688913341 3.6217e-05 deg
peri 64.89823766258668 5.1553e-05 deg
M 217.2240507406207 3.7896e-05 deg
tp 2459685.306029028558
(2022-Apr-15.80602903)
0.00012988 TDB
period 1222.405953913246
3.35
6.554e-06
1.794e-08
d
yr
n .2945011833814654 1.579e-09 deg/d
Q 2.354763765129851 8.4168e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1088  
   data-arc span      7948 days (21.76 yr)  
   first obs. used      1999-05-10  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53959  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:21:37  

Additional Information
 Earth MOID = 1.14021 au 
 Jupiter MOID = 2.63255 au 
 T_jup = 3.623 
[ 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 15.85   n/a MPCxxxxx  

66363 (1999 JX91)          Discovered 1999-May-12 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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