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66299 (1999 JG32)
Classification: Main-belt Asteroid          SPK-ID: 2066299
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1269268378425198 3.6475e-08  
a 2.343667435551171 8.4645e-09 au
q 2.046193139002173 8.6618e-08 au
i 5.170971193714275 3.9928e-06 deg
node 73.95731902844301 4.6229e-05 deg
peri 177.8032429879944 4.9151e-05 deg
M 345.9308392418412 1.7652e-05 deg
tp 2459251.716287733801
(2021-Feb-06.21628773)
6.4351e-05 TDB
period 1310.51623484195
3.59
7.0997e-06
1.944e-08
d
yr
n .2747009082595733 1.4882e-09 deg/d
Q 2.641141732100169 9.5389e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1216  
   data-arc span      7754 days (21.23 yr)  
   first obs. used      1999-03-16  
   last obs. used      2020-06-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53189  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:21:00  

Additional Information
 Earth MOID = 1.03022 au 
 Jupiter MOID = 2.3862 au 
 T_jup = 3.546 
[ 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 15.29   n/a E2021B10  

66299 (1999 JG32)          Discovered 1999-May-10 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 JG32 = 2000 SW117 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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