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487487 (2014 SK263)
Classification: Main-belt Asteroid          SPK-ID: 2487487
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2041961338264222 7.0467e-08  
a 3.173192790274513 6.3467e-08 au
q 2.52523909061458 2.4062e-07 au
i 17.10717983960001 8.5206e-06 deg
node 170.2905179434373 2.1405e-05 deg
peri 210.063665349502 3.0399e-05 deg
M 354.9251403142889 2.4103e-05 deg
tp 2459029.604802285740
(2020-Jun-29.10480229)
0.00013881 TDB
period 2064.63419124039
5.65
6.1942e-05
1.696e-07
d
yr
n .1743650286948505 5.2312e-09 deg/d
Q 3.821146489934445 7.6426e-08 au
  Orbit Determination Parameters
   # obs. used (total)      179  
   data-arc span      5757 days (15.76 yr)  
   first obs. used      2003-11-27  
   last obs. used      2019-09-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46596  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 08:19:19  

Additional Information
 Earth MOID = 1.53987 au 
 Jupiter MOID = 1.6899 au 
 T_jup = 3.101 
[ 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 15.7   n/a MPO450509  
diameter diameter 4.573 km 0.194 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

487487 (2014 SK263)          Discovered 2007-Apr-24 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2017-03-14

[ show close-approach data ]
Alternate Designations
 2014 SK263 = 2010 EN116 = 2016 AW144 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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