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JPL Small-Body Database Browser
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20754 (2000 AD244)
Classification: Main-belt Asteroid          SPK-ID: 2020754
[ 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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0746931169102945 3.592e-08  
a 3.097493373698852 2.4112e-08 au
q 2.866131939008302 1.1542e-07 au
i 12.9167932859257 6.0069e-06 deg
node 175.1798831361543 1.8244e-05 deg
peri 269.9309721065108 4.5337e-05 deg
M 171.7297821219943 4.1244e-05 deg
tp 2457650.645413746531
(2016-Sep-19.14541375)		 0.00022696 TDB
period 1991.195975595744
5.45		 2.325e-05
6.366e-08		 d
yr
n .180795865606494 2.111e-09 deg/d
Q 3.328854808389403 2.5913e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1067  
   data-arc span      10274 days (28.13 yr)  
   first obs. used      1991-04-09  
   last obs. used      2019-05-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56918  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-12 23:44:56  

Additional Information
 Earth MOID = 1.91971 au 
 Jupiter MOID = 1.87536 au 
 T_jup = 3.180 
[ 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 13.7   n/a MPO435892  

20754 (2000 AD244)          Discovered 2000-Jan-08 by LINEAR at Socorro
Reference: 20010109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 AD244 = 1998 WM8 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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