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43244 (2000 AR253)
Classification: Main-belt Asteroid          SPK-ID: 2043244
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1865813419471006 3.8737e-08  
a 3.135948567789194 1.6679e-08 au
q 2.550839075733998 1.1665e-07 au
i 2.494180716940963 3.426e-06 deg
node 117.0086726414836 0.00011329 deg
peri 196.7945837123405 0.00011397 deg
M 74.83566629465237 1.371e-05 deg
tp 2458778.844322152699
(2019-Oct-22.34432215)
7.6071e-05 TDB
period 2028.391695309531
5.55
1.6182e-05
4.43e-08
d
yr
n .1774805136663036 1.4159e-09 deg/d
Q 3.72105805984439 1.9791e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1202  
   data-arc span      10833 days (29.66 yr)  
   first obs. used      1991-06-06  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53277  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:17:49  

Additional Information
 Earth MOID = 1.53504 au 
 Jupiter MOID = 1.57185 au 
 T_jup = 3.183 
[ 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 14.31   n/a MPCxxxxx  
diameter diameter 7.960 km 0.241 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.053   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

43244 (2000 AR253)          Discovered 2000-Jan-07 by Spacewatch at Kitt Peak
Reference: 20020624/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 AR253 = 1991 LZ2 = 1998 XP1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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