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22768 (1999 AU32)
Classification: Main-belt Asteroid          SPK-ID: 2022768
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .008441409494441197 4.3557e-08  
a 2.865921333531799 1.802e-08 au
q 2.841728917976603 1.2797e-07 au
i 1.529864387444034 5.8951e-06 deg
node 346.9748252933235 0.000152 deg
peri 236.3149213728798 0.00035495 deg
M 88.09840884458991 0.00031965 deg
tp 2458766.828992733544
(2019-Oct-10.32899273)
0.0015742 TDB
period 1772.126927869157
4.85
1.6713e-05
4.576e-08
d
yr
n .2031457196087368 1.9159e-09 deg/d
Q 2.890113749086996 1.8172e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1024  
   data-arc span      15186 days (41.58 yr)  
   first obs. used      1978-11-29  
   last obs. used      2020-06-27  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57361  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:11:51  

Additional Information
 Earth MOID = 1.8293 au 
 Jupiter MOID = 2.07089 au 
 T_jup = 3.299 
[ 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 14.42   n/a E2021B10  

22768 (1999 AU32)          Discovered 1999-Jan-15 by Spacewatch at Kitt Peak
Reference: 20010309/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 AU32 = 1978 WK2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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