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71372 (2000 AS139)
Classification: Main-belt Asteroid          SPK-ID: 2071372
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03749319607652019 3.3184e-08  
a 2.509891485264097 1.0507e-08 au
q 2.415787631676302 8.1744e-08 au
i 6.732521461813175 3.2296e-06 deg
node 125.4007758847732 3.8788e-05 deg
peri 175.8112734963017 8.5508e-05 deg
M 159.0266870819093 7.7856e-05 deg
tp 2458358.923636540623
(2018-Aug-28.42363654)
0.00031385 TDB
period 1452.381956032399
3.98
9.12e-06
2.497e-08
d
yr
n .247868681172165 1.5565e-09 deg/d
Q 2.603995338851893 1.0901e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1498  
   data-arc span      7968 days (21.82 yr)  
   first obs. used      1998-06-24  
   last obs. used      2020-04-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48984  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 13:44:40  

Additional Information
 Earth MOID = 1.40033 au 
 Jupiter MOID = 2.48208 au 
 T_jup = 3.452 
[ 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 14.3   n/a MPO453120  
diameter diameter 2.824 km 0.599 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.385   0.183 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

71372 (2000 AS139)          Discovered 2000-Jan-05 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 AS139 = 1998 ME26 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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