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103251 (2000 AN7)
Classification: Main-belt Asteroid          SPK-ID: 2103251
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02267179822534853 4.2273e-08  
a 2.261831870256577 9.0045e-09 au
q 2.210552074474458 9.517e-08 au
i 6.993664776098114 4.3894e-06 deg
node 55.29873871619317 3.4795e-05 deg
peri 119.9989228382596 9.5375e-05 deg
M 337.7927372034184 8.9959e-05 deg
tp 2459277.144577907325
(2021-Mar-03.64457791)
0.00031058 TDB
period 1242.478566556352
3.40
7.4196e-06
2.031e-08
d
yr
n .2897434287319534 1.7302e-09 deg/d
Q 2.313111666038697 9.2086e-09 au
  Orbit Determination Parameters
   # obs. used (total)      888  
   data-arc span      7761 days (21.25 yr)  
   first obs. used      1999-12-15  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54019  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:45:51  

Additional Information
 Earth MOID = 1.21592 au 
 Jupiter MOID = 2.65061 au 
 T_jup = 3.609 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457187.5 (2015-Jun-14.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02226812986930324 4.2489e-08  
q 2.211421504067384 9.5594e-08 au
tp 2456796.416245862870
(2014-May-18.91624586)
0.00031147 TDB
node 55.31725299670385 3.4795e-05 deg
peri 121.1980336417919 9.6357e-05 deg
i 6.994091317855883 4.3897e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      888  
   data-arc span      7761 days (21.25 yr)  
   first obs. used      1999-12-15  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54019  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:45:51  

Additional Information
 Jupiter MOID = 2.65061 au 
 T_jup = 3.609 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.805346438473848E-15 -4.044793253006898E-15 1.813508915754451E-12 5.947175056408349E-16 5.320644090857166E-13 -6.111063239010358E-16
q -4.044793253006898E-15 9.138301654396018E-15 -3.656008051668255E-12 -1.999319407842233E-15 -1.070085584358922E-12 1.405302448439455E-15
tp 1.813508915754451E-12 -3.656008051668255E-12 9.701535731887745E-8 4.172070407628511E-11 2.800267107967374E-8 -6.047320268743163E-12
node 5.947175056408349E-16 -1.999319407842233E-15 4.172070407628511E-11 1.210724646355389E-9 -1.189408296951279E-9 -3.516429937623238E-11
peri 5.320644090857166E-13 -1.070085584358922E-12 2.800267107967374E-8 -1.189408296951279E-9 9.284576338882274E-9 3.31757523996868E-11
i -6.111063239010358E-16 1.405302448439455E-15 -6.047320268743163E-12 -3.516429937623238E-11 3.31757523996868E-11 1.926958965567809E-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 15.78   n/a E2021B55  

103251 (2000 AN7)          Discovered 2000-Jan-02 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 2000 AN7 = 2002 TH6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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