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243676 (1999 WQ10)
Classification: Main-belt Asteroid          SPK-ID: 2243676
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07562003635397824 6.19e-08  
a 2.756401211011562 1.8307e-08 au
q 2.547962051228718 1.7147e-07 au
i 4.607341504134037 7.4157e-06 deg
node 226.4147059123387 7.2379e-05 deg
peri 186.0799154978143 8.5075e-05 deg
M 179.4229904655623 4.553e-05 deg
tp 2458167.418164902005
(2018-Feb-17.91816490)
0.00020807 TDB
period 1671.521915096169
4.58
1.6652e-05
4.559e-08
d
yr
n .2153725875495254 2.1456e-09 deg/d
Q 2.964840370794406 1.9691e-08 au
  Orbit Determination Parameters
   # obs. used (total)      305  
   data-arc span      7472 days (20.46 yr)  
   first obs. used      1999-11-09  
   last obs. used      2020-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5154  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 12:50:21  

Additional Information
 Earth MOID = 1.55878 au 
 Jupiter MOID = 2.31858 au 
 T_jup = 3.335 
[ 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 16.3   n/a MPO433596  
diameter diameter 3.028 km 0.792 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.048   0.044 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243676 (1999 WQ10)          Discovered 1999-Nov-28 by Spacewatch at Kitt Peak
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28

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