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66319 (1999 JQ51)
Classification: Main-belt Asteroid          SPK-ID: 2066319
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05298421378559891 5.0727e-08  
a 2.330095796616867 7.9869e-09 au
q 2.206637502787993 1.1951e-07 au
i 6.691599913347558 4.6334e-06 deg
node 226.9496083409869 3.5206e-05 deg
peri 312.6768704450969 5.0033e-05 deg
M 75.31965689919424 3.4246e-05 deg
tp 2458928.690317183369
(2020-Mar-20.19031718)
0.00012381 TDB
period 1299.149383340248
3.56
6.6797e-06
1.829e-08
d
yr
n .2771043920094876 1.4248e-09 deg/d
Q 2.45355409044574 8.4101e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1328  
   data-arc span      7715 days (21.12 yr)  
   first obs. used      1999-05-07  
   last obs. used      2020-06-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5117  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:21:12  

Additional Information
 Earth MOID = 1.21277 au 
 Jupiter MOID = 2.52231 au 
 T_jup = 3.560 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.06   n/a E2021B10  

66319 (1999 JQ51)          Discovered 1999-May-10 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 JQ51 = 2000 RJ32 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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