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146873 (2002 AN208)
Classification: Main-belt Asteroid          SPK-ID: 2146873
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06226377661018838 4.3893e-08  
a 3.164732218773263 3.202e-08 au
q 2.967684038872499 1.4101e-07 au
i 9.807002451821967 5.2602e-06 deg
node 65.47372259893699 3.3895e-05 deg
peri 13.34628647420158 6.053e-05 deg
M 141.6692582069036 5.0229e-05 deg
tp 2458191.260638662804
(2018-Mar-13.76063866)
0.00028401 TDB
period 2056.382406237475
5.63
3.1209e-05
8.545e-08
d
yr
n .175064715058852 2.6569e-09 deg/d
Q 3.361780398674028 3.4014e-08 au
  Orbit Determination Parameters
   # obs. used (total)      539  
   data-arc span      7118 days (19.49 yr)  
   first obs. used      2000-10-31  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56815  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 23:57:20  

Additional Information
 Earth MOID = 1.9838 au 
 Jupiter MOID = 1.89214 au 
 T_jup = 3.178 
[ 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 14.9   n/a MPO469557  
diameter diameter 5.250 km 0.677 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.102   0.041 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

146873 (2002 AN208)          Discovered 2002-Jan-08 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

[ show close-approach data ]
Alternate Designations
 2002 AN208 = 2000 UP86 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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