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47945 (2000 JY18)
Classification: Main-belt Asteroid          SPK-ID: 2047945
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1359104537688065 4.2558e-08  
a 3.186259670430164 2.3651e-08 au
q 2.753213672796752 1.4077e-07 au
i 22.94615482554569 5.5461e-06 deg
node 164.4503254441118 1.1608e-05 deg
peri 257.7953654829705 2.266e-05 deg
M .97344437598241 1.9004e-05 deg
tp 2458994.882684508460
(2020-May-25.38268451)
0.00010966 TDB
period 2077.400236570749
5.69
2.313e-05
6.333e-08
d
yr
n .1732935202675566 1.9295e-09 deg/d
Q 3.619305668063575 2.6865e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1261  
   data-arc span      10109 days (27.68 yr)  
   first obs. used      1993-02-25  
   last obs. used      2020-10-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49498  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:39:40  

Additional Information
 Earth MOID = 1.86584 au 
 Jupiter MOID = 1.92101 au 
 T_jup = 3.061 
[ 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 13.3   n/a MPO365813  
diameter diameter 10.887 km 3.428 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  
geometric albedo albedo 0.078   0.104 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  

47945 (2000 JY18)          Discovered 2000-May-03 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

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