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249775 (2000 WO40)
Classification: Main-belt Asteroid          SPK-ID: 2249775
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2056126819384592 6.2532e-08  
a 3.070594496818701 3.5751e-08 au
q 2.439241327182335 1.8955e-07 au
i 18.293745160108 8.8059e-06 deg
node 243.045837782599 1.7501e-05 deg
peri 137.3481862182027 2.5023e-05 deg
M 197.8238587125181 2.173e-05 deg
tp 2459485.853258121564
(2021-Sep-28.35325812)
0.00012913 TDB
period 1965.314813840407
5.38
3.4323e-05
9.397e-08
d
yr
n .1831767600105383 3.1991e-09 deg/d
Q 3.701947666455068 4.3102e-08 au
  Orbit Determination Parameters
   # obs. used (total)      325  
   data-arc span      7672 days (21.00 yr)  
   first obs. used      1998-06-27  
   last obs. used      2019-06-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52032  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:19:05  

Additional Information
 Earth MOID = 1.47496 au 
 Jupiter MOID = 1.86115 au 
 T_jup = 3.122 
[ 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 14.8   n/a MPO220689  
diameter diameter 2.963 km 0.543 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.350   0.065 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249775 (2000 WO40)          Discovered 2000-Nov-20 by LINEAR at Socorro
Reference: 20100923/Numbers.arcLast Updated: 2010-09-27

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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