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123750 (2001 AT26)
Classification: Main-belt Asteroid          SPK-ID: 2123750
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1203732249630435 6.6045e-08  
a 2.627166925358146 2.1729e-08 au
q 2.310926370036543 1.7797e-07 au
i 7.207130353676448 7.2867e-06 deg
node 349.4809345240705 4.4961e-05 deg
peri 181.3243925887514 5.0892e-05 deg
M 143.6232462028796 2.6428e-05 deg
tp 2458379.985168370840
(2018-Sep-18.48516837)
0.00011074 TDB
period 1555.356429355089
4.26
1.9296e-05
5.283e-08
d
yr
n .2314582003234268 2.8715e-09 deg/d
Q 2.94340748067975 2.4345e-08 au
  Orbit Determination Parameters
   # obs. used (total)      509  
   data-arc span      7145 days (19.56 yr)  
   first obs. used      1999-10-13  
   last obs. used      2019-05-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58815  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 07:01:34  

Additional Information
 Earth MOID = 1.3168 au 
 Jupiter MOID = 2.02731 au 
 T_jup = 3.380 
[ 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 15.3   n/a MPO280616  
diameter diameter 2.950 km 0.220 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.203   0.059 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

123750 (2001 AT26)          Discovered 2001-Jan-05 by LINEAR at Socorro
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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