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249763 (2000 UW61)
Classification: Main-belt Asteroid          SPK-ID: 2249763
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1314783339267241 8.9824e-08  
a 2.967949236155662 3.6591e-08 au
q 2.577728215406822 2.8083e-07 au
i 9.748394537913381 7.05e-06 deg
node 233.5632083024728 3.6823e-05 deg
peri 153.7612023374531 4.591e-05 deg
M 307.3926681346582 3.053e-05 deg
tp 2459273.414684908743
(2021-Feb-27.91468491)
0.00016189 TDB
period 1867.596836475848
5.11
3.4538e-05
9.456e-08
d
yr
n .1927610889935536 3.5647e-09 deg/d
Q 3.358170256904501 4.1402e-08 au
  Orbit Determination Parameters
   # obs. used (total)      323  
   data-arc span      6897 days (18.88 yr)  
   first obs. used      2000-09-30  
   last obs. used      2019-08-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60748  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:19:03  

Additional Information
 Earth MOID = 1.5873 au 
 Jupiter MOID = 2.08842 au 
 T_jup = 3.229 
[ 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 15.6   n/a MPO450108  
diameter diameter 2.870 km 0.354 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.163   0.044 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249763 (2000 UW61)          Discovered 2000-Oct-25 by LINEAR at Socorro
Reference: 20100923/Numbers.arcLast Updated: 2010-09-27

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