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43416 (2000 WA169)
Classification: Main-belt Asteroid          SPK-ID: 2043416
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1177280904091935 3.5234e-08  
a 2.574338682214112 1.1604e-08 au
q 2.271266705090525 9.0316e-08 au
i 13.96090761692943 3.058e-06 deg
node 129.6233199090134 1.5942e-05 deg
peri 95.60728162075016 2.0644e-05 deg
M 215.811294484031 1.5057e-05 deg
tp 2459804.762568949616
(2022-Aug-13.26256895)
6.5425e-05 TDB
period 1508.679365997705
4.13
1.0201e-05
2.793e-08
d
yr
n .2386192905620661 1.6135e-09 deg/d
Q 2.877410659337699 1.2971e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1507  
   data-arc span      8270 days (22.64 yr)  
   first obs. used      1998-06-24  
   last obs. used      2021-02-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47273  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:19:50  

Additional Information
 Earth MOID = 1.31124 au 
 Jupiter MOID = 2.25119 au 
 T_jup = 3.377 
[ 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 14.23   n/a MPCxxxxx  
diameter diameter 3.699 km 0.117 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.390   0.059 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

43416 (2000 WA169)          Discovered 2000-Nov-25 by LONEOS at Anderson Mesa
Reference: 20020624/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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