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103271 (2000 AR30)
Classification: Main-belt Asteroid          SPK-ID: 2103271
[ 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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1332893995000986 3.9288e-08  
a 2.292646144469418 8.4847e-09 au
q 1.987060716606873 9.2067e-08 au
i 7.573010906866338 4.1744e-06 deg
node 85.17213409551371 3.1882e-05 deg
peri 274.05396138628 3.5573e-05 deg
M 110.5220097777262 1.5826e-05 deg
tp 2458811.230619690549
(2019-Nov-23.73061969)		 5.5407e-05 TDB
period 1267.955380048154
3.47		 7.0388e-06
1.927e-08		 d
yr
n .2839216629108259 1.5761e-09 deg/d
Q 2.598231572331962 9.6157e-09 au
   Orbit Determination Parameters
   # obs. used (total)      903  
   data-arc span      7710 days (21.11 yr)  
   first obs. used      1999-12-10  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58906  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:33:56  

Additional Information
 Earth MOID = .999308 au 
 Jupiter MOID = 2.85698 au 
 T_jup = 3.574 
[ 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 15.7   n/a MPO436485  
diameter diameter 1.781 km 0.273 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.351   0.076 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

103271 (2000 AR30)          Discovered 2000-Jan-03 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 2000 AR30 = 2002 TC80 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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