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118470 (2000 AG4)
Classification: Main-belt Asteroid          SPK-ID: 2118470
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2324617773284648 4.5216e-08  
a 2.295434591531667 7.7169e-09 au
q 1.761833786642977 1.0253e-07 au
i 24.66987128541263 5.4915e-06 deg
node 98.86436562323496 1.5325e-05 deg
peri 60.50821615494942 2.1847e-05 deg
M .08291965603227494 1.4806e-05 deg
tp 2459200.207415846346
(2020-Dec-16.70741585)
5.2242e-05 TDB
period 1270.269322805691
3.48
6.4057e-06
1.754e-08
d
yr
n .283404466703844 1.4292e-09 deg/d
Q 2.829035396420358 9.5108e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1140  
   data-arc span      7789 days (21.33 yr)  
   first obs. used      2000-01-03  
   last obs. used      2021-05-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49305  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 09:01:05  

Additional Information
 Earth MOID = .870202 au 
 Jupiter MOID = 2.47552 au 
 T_jup = 3.441 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457306.5 (2015-Oct-11.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2324041253633422 4.5373e-08  
q 1.762169468419945 1.0296e-07 au
tp 2457930.653239812061
(2017-Jun-26.15323981)
5.0097e-05 TDB
node 98.89304733388914 1.5331e-05 deg
peri 60.60295284817272 2.1833e-05 deg
i 24.66334232821679 5.4896e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1140  
   data-arc span      7789 days (21.33 yr)  
   first obs. used      2000-01-03  
   last obs. used      2021-05-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49305  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 09:01:05  

Additional Information
 Jupiter MOID = 2.47552 au 
 T_jup = 3.441 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.058725541464127E-15 -4.664166847768955E-15 1.07691029987714E-12 -2.714105581907453E-15 3.413299273765984E-13 -2.57628779341387E-14
q -4.664166847768955E-15 1.059978636954011E-14 -2.39419228563521E-12 5.69171698574844E-15 -7.643565941441859E-13 5.760606996055005E-14
tp 1.07691029987714E-12 -2.39419228563521E-12 2.509700521841836E-9 1.122825287799666E-12 8.185262376034257E-10 -3.527362845506178E-11
node -2.714105581907453E-15 5.69171698574844E-15 1.122825287799666E-12 2.350466540698152E-10 -2.125814145752591E-10 -2.940396481454792E-11
peri 3.413299273765984E-13 -7.643565941441859E-13 8.185262376034257E-10 -2.125814145752591E-10 4.766895236835195E-10 1.549840664158319E-11
i -2.57628779341387E-14 5.760606996055005E-14 -3.527362845506178E-11 -2.940396481454792E-11 1.549840664158319E-11 3.013550089375606E-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 14.73   n/a MPCxxxxx  
diameter diameter 3.212 km 0.080 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.298   0.071 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

118470 (2000 AG4)          Discovered 2000-Jan-03 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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