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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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1545375960630061 3.2016e-08  
a 2.374626224857239 8.8079e-09 au
q 2.00765719651963 7.5175e-08 au
i 3.599526725722811 3.3048e-06 deg
node 97.45984349263938 7.2887e-05 deg
peri 137.6844997465366 7.4329e-05 deg
M 126.3029476829145 1.621e-05 deg
tp 2458731.576171556438
(2019-Sep-05.07617156)
5.8972e-05 TDB
period 1336.56879223032
3.66
7.4363e-06
2.036e-08
d
yr
n .2693464055817669 1.4986e-09 deg/d
Q 2.741595253194848 1.0169e-08 au
  Orbit Determination Parameters
   # obs. used (total)      856  
   data-arc span      7659 days (20.97 yr)  
   first obs. used      1999-12-27  
   last obs. used      2020-12-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53706  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:47:00  

Additional Information
 Earth MOID = .996425 au 
 Jupiter MOID = 2.25665 au 
 T_jup = 3.523 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457668.5 (2016-Oct-07.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1538655104312798 3.2077e-08  
q 2.01000707912168 7.5283e-08 au
tp 2457394.315036759711
(2016-Jan-06.81503676)
5.63e-05 TDB
node 97.47238522114984 7.2887e-05 deg
peri 137.770012966745 7.4336e-05 deg
i 3.599193906218828 3.3036e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      856  
   data-arc span      7659 days (20.97 yr)  
   first obs. used      1999-12-27  
   last obs. used      2020-12-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53706  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:47:00  

Additional Information
 Jupiter MOID = 2.25665 au 
 T_jup = 3.523 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.028920567353066E-15 -2.403317684357103E-15 -3.816129622133883E-13 -9.171638442990225E-15 -1.077322350151813E-13 3.58063787560398E-16
q -2.403317684357103E-15 5.667517375391895E-15 1.044965051722112E-12 2.211154085850828E-14 2.921390712280153E-13 -8.145569238446847E-16
tp -3.816129622133883E-13 1.044965051722112E-12 3.169706066697274E-9 2.182055184330658E-12 8.487795699085791E-10 -6.815012605522581E-13
node -9.171638442990225E-15 2.211154085850828E-14 2.182055184330658E-12 5.312482679899705E-9 -5.301147112772212E-9 4.313602802443483E-11
peri -1.077322350151813E-13 2.921390712280153E-13 8.487795699085791E-10 -5.301147112772212E-9 5.525784943689611E-9 -4.323773248660443E-11
i 3.58063787560398E-16 -8.145569238446847E-16 -6.815012605522581E-13 4.313602802443483E-11 -4.323773248660443E-11 1.09136876426388E-11

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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