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103473 (2000 AU212)
Classification: Main-belt Asteroid          SPK-ID: 2103473
[ 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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1545375945771958 3.2455e-08  
a 2.374626223113776 8.9195e-09 au
q 2.007657198573841 7.6042e-08 au
i 3.599526723673408 3.3285e-06 deg
node 97.45984675664243 7.3167e-05 deg
peri 137.6844966613901 7.4615e-05 deg
M 126.3029478730945 1.6364e-05 deg
tp 2458731.576171366788
(2019-Sep-05.07617137)		 5.9496e-05 TDB
period 1336.568790758346
3.66		 7.5305e-06
2.062e-08		 d
yr
n .2693464058784003 1.5176e-09 deg/d
Q 2.74159524765371 1.0298e-08 au
   Orbit Determination Parameters
   # obs. used (total)      849  
   data-arc span      7659 days (20.97 yr)  
   first obs. used      1999-12-27  
   last obs. used      2020-12-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53867  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:34:43  

Additional Information
 Earth MOID = .996425 au 
 Jupiter MOID = 2.25665 au 
 T_jup = 3.523 
[ 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 16.11   n/a E2021B55  

103473 (2000 AU212)          Discovered 2000-Jan-06 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 2000 AU212 = 2001 HJ4 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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