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382501 (2001 QW280)
Classification: Main-belt Asteroid          SPK-ID: 2382501
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2375782520167147 1.5538e-07  
a 2.438321410604534 5.5993e-08 au
q 1.859029272018179 3.4332e-07 au
i 7.826196920260519 8.556e-06 deg
node 23.29857865491178 4.9557e-05 deg
peri 1.869342056534513 6.8529e-05 deg
M 305.4811990176067 7.4091e-05 deg
tp 2459211.109836167128
(2020-Dec-27.60983617)
0.00029337 TDB
period 1390.704484580499
3.81
4.7904e-05
1.312e-07
d
yr
n .2588616086246336 8.9166e-09 deg/d
Q 3.017613549190889 6.9295e-08 au
  Orbit Determination Parameters
   # obs. used (total)      207  
   data-arc span      6494 days (17.78 yr)  
   first obs. used      2001-08-19  
   last obs. used      2019-05-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62026  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 03:35:41  

Additional Information
 Earth MOID = .863033 au 
 Jupiter MOID = 2.44007 au 
 T_jup = 3.452 
[ 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 16.7   n/a E2013R97  

382501 (2001 QW280)          Discovered 2001-Aug-19 by LINEAR at Socorro
Reference: Last Updated: 2014-01-21

[ show close-approach data ]
Alternate Designations
 2001 QW280 = 2005 SX191 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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