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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2236809306216566 9.6113e-08  
a 2.563504559830812 2.748e-08 au
q 1.990097474234996 2.4442e-07 au
i 10.65537496655265 1.0517e-05 deg
node 288.9775955622297 3.4299e-05 deg
peri 146.4468178887241 4.0006e-05 deg
M 130.7291358666951 1.9304e-05 deg
tp 2458056.098318459071
(2017-Oct-29.59831846)
7.7975e-05 TDB
period 1499.165461895048
4.10
2.4106e-05
6.6e-08
d
yr
n .2401336004265569 3.8612e-09 deg/d
Q 3.136911645426629 3.3626e-08 au
  Orbit Determination Parameters
   # obs. used (total)      201  
   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      .53342  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:18:49  

Additional Information
 Earth MOID = 1.01471 au 
 Jupiter MOID = 2.14809 au 
 T_jup = 3.374 
[ 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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