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72244 (2001 AH25)
Classification: Main-belt Asteroid          SPK-ID: 2072244
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .103242690964541 3.5307e-08  
a 2.743710145657958 1.525e-08 au
q 2.460442126993517 9.5376e-08 au
i 10.29792545567267 3.7315e-06 deg
node 102.4860962805861 1.9274e-05 deg
peri 129.0155936183539 2.6798e-05 deg
M 98.2808968966396 1.6852e-05 deg
tp 2458943.318282474533
(2020-Apr-03.81828247)
7.8174e-05 TDB
period 1659.991142335071
4.54
1.384e-05
3.789e-08
d
yr
n .2168686270780917 1.8081e-09 deg/d
Q 3.026978164322398 1.6824e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1222  
   data-arc span      9281 days (25.41 yr)  
   first obs. used      1995-12-24  
   last obs. used      2021-05-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49457  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 08:40:29  

Additional Information
 Earth MOID = 1.46347 au 
 Jupiter MOID = 2.02945 au 
 T_jup = 3.318 
[ 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 14.49   n/a MPCxxxxx  
diameter diameter 4.131 km 0.180 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.237   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

72244 (2001 AH25)          Discovered 2001-Jan-04 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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