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109466 (2001 QW215)
Classification: Main-belt Asteroid          SPK-ID: 2109466
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1688849056918526 5.7888e-08  
a 2.990133454460847 2.5951e-08 au
q 2.485145047998174 1.6535e-07 au
i 2.477205392048642 5.4595e-06 deg
node 51.775600415136 0.00013951 deg
peri 311.2524673515173 0.00014041 deg
M 211.5966058898048 1.9775e-05 deg
tp 2459779.030475881199
(2022-Jul-18.53047588)
0.00011028 TDB
period 1888.575210814382
5.17
2.4586e-05
6.731e-08
d
yr
n .1906198905601237 2.4815e-09 deg/d
Q 3.495121860923521 3.0333e-08 au
  Orbit Determination Parameters
   # obs. used (total)      598  
   data-arc span      7736 days (21.18 yr)  
   first obs. used      1997-12-31  
   last obs. used      2019-03-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55304  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 07:52:08  

Additional Information
 Earth MOID = 1.48369 au 
 Jupiter MOID = 1.96186 au 
 T_jup = 3.233 
[ 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 15.3   n/a MPO253980  
diameter diameter 5.173 km 0.173 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.060   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109466 (2001 QW215)          Discovered 2001-Aug-23 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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