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249507 (2010 AD54)
Classification: Main-belt Asteroid          SPK-ID: 2249507
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2220108245321591 9.3921e-08  
a 2.566668404446135 2.7883e-08 au
q 1.996840235674407 2.3744e-07 au
i 10.66319293260613 9.6367e-06 deg
node 288.9433548651599 3.4026e-05 deg
peri 146.741860460292 3.8798e-05 deg
M 226.288511407397 1.925e-05 deg
tp 2459558.352388150950
(2021-Dec-09.85238815)
8.4948e-05 TDB
period 1501.941694376229
4.11
2.4475e-05
6.701e-08
d
yr
n .239689730532124 3.9058e-09 deg/d
Q 3.136496573217862 3.4073e-08 au
  Orbit Determination Parameters
   # obs. used (total)      204  
   data-arc span      5398 days (14.78 yr)  
   first obs. used      2004-08-14  
   last obs. used      2019-05-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53244  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 10:24:03  

Additional Information
 Earth MOID = 1.02141 au 
 Jupiter MOID = 2.1462 au 
 T_jup = 3.373 
[ 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 16.5   n/a MPO217804  
diameter diameter 2.424 km 0.238 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.083   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249507 (2010 AD54)          Discovered 2010-Jan-08 by Spacewatch at Kitt Peak
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

[ show close-approach data ]
Alternate Designations
 2010 AD54 = 2008 QQ4 = 2009 SH298 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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