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181091 (2005 QW53)
Classification: Main-belt Asteroid          SPK-ID: 2181091
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1638580470004363 4.765e-08  
a 2.439852795378025 1.4684e-08 au
q 2.040063281358827 1.1564e-07 au
i 1.306959703487389 5.8744e-06 deg
node 12.48767077965241 0.00025222 deg
peri 243.8485022473996 0.00025294 deg
M 69.25748443756176 2.1807e-05 deg
tp 2458932.701539399777
(2020-Mar-24.20153940)
8.3474e-05 TDB
period 1392.014835638383
3.81
1.2567e-05
3.441e-08
d
yr
n .2586179333605326 2.3347e-09 deg/d
Q 2.839642309397223 1.709e-08 au
  Orbit Determination Parameters
   # obs. used (total)      247  
   data-arc span      8003 days (21.91 yr)  
   first obs. used      1998-11-19  
   last obs. used      2020-10-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58475  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:29:11  

Additional Information
 Earth MOID = 1.02391 au 
 Jupiter MOID = 2.21208 au 
 T_jup = 3.483 
[ 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 17.00   n/a MPCxxxxx  

181091 (2005 QW53)          Discovered 2005-Aug-28 by Spacewatch at Kitt Peak
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

[ show close-approach data ]
Alternate Designations
 2005 QW53 = 2000 CW143 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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