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359822 (2011 UW298)
Classification: Main-belt Asteroid          SPK-ID: 2359822
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .145793309888797 9.4233e-08  
a 3.105752543736481 7.4102e-08 au
q 2.652954600689589 3.2255e-07 au
i 11.56139463751813 1.1574e-05 deg
node 151.1895776836371 4.4283e-05 deg
peri 257.2077792649939 6.1146e-05 deg
M 200.1111918530878 4.8628e-05 deg
tp 2459888.400428716927
(2022-Nov-04.90042872)
0.00029305 TDB
period 1999.165282690657
5.47
7.1548e-05
1.959e-07
d
yr
n .1800751559248165 6.4447e-09 deg/d
Q 3.558550486783373 8.4905e-08 au
  Orbit Determination Parameters
   # obs. used (total)      103  
   data-arc span      5350 days (14.65 yr)  
   first obs. used      2005-08-30  
   last obs. used      2020-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5668  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 23:24:41  

Additional Information
 Earth MOID = 1.69211 au 
 Jupiter MOID = 1.9724 au 
 T_jup = 3.173 
[ 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 MPO434269  

359822 (2011 UW298)          Discovered 2011-Sep-24 by Pan-STARRS 1 at Haleakala
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

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