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72241 (2001 AN23)
Classification: Main-belt Asteroid          SPK-ID: 2072241
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08172548916080871 4.256e-08  
a 2.584432325112654 1.4703e-08 au
q 2.373218329139816 1.122e-07 au
i 6.895189949686743 3.5896e-06 deg
node 129.8026353396529 4.5866e-05 deg
peri 41.26527435399515 5.5962e-05 deg
M 243.8645988819687 3.4744e-05 deg
tp 2459690.062672564960
(2022-Apr-20.56267257)
0.00014873 TDB
period 1517.561057409754
4.15
1.2951e-05
3.546e-08
d
yr
n .2372227451687942 2.0244e-09 deg/d
Q 2.795646321085492 1.5905e-08 au
  Orbit Determination Parameters
   # obs. used (total)      740  
   data-arc span      8789 days (24.06 yr)  
   first obs. used      1997-01-09  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5951  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:00:59  

Additional Information
 Earth MOID = 1.38445 au 
 Jupiter MOID = 2.18196 au 
 T_jup = 3.408 
[ 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 15.44   n/a MPCxxxxx  
diameter diameter 2.100 km 0.122 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.159   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

72241 (2001 AN23)          Discovered 2001-Jan-03 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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