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447241 (2005 UW202)
Classification: Main-belt Asteroid          SPK-ID: 2447241
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08071890683240615 2.3395e-07  
a 2.983130839218693 6.162e-08 au
q 2.742335778938922 7.2236e-07 au
i 9.550565929926039 2.3304e-05 deg
node 56.72095817895332 9.2432e-05 deg
peri 358.4422337623186 0.00015722 deg
M 290.1906643286433 0.00013042 deg
tp 2459365.436988552851
(2021-May-30.93698855)
0.00068732 TDB
period 1881.944794568953
5.15
5.831e-05
1.596e-07
d
yr
n .1912914773264939 5.927e-09 deg/d
Q 3.223925899498465 6.6593e-08 au
  Orbit Determination Parameters
   # obs. used (total)      64  
   data-arc span      4993 days (13.67 yr)  
   first obs. used      2003-06-02  
   last obs. used      2017-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57536  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 12:19:36  

Additional Information
 Earth MOID = 1.75395 au 
 Jupiter MOID = 2.11226 au 
 T_jup = 3.233 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456128.5 (2012-Jul-20.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08318111741663042 2.4391e-07  
q 2.734357370579212 7.5713e-07 au
tp 2455580.403173282167
(2011-Jan-18.90317328)
0.00057695 TDB
node 56.81546670792368 9.2215e-05 deg
peri 354.9250739186103 0.0001496 deg
i 9.566509284018 2.3383e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      64  
   data-arc span      4993 days (13.67 yr)  
   first obs. used      2003-06-02  
   last obs. used      2017-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57536  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 12:19:36  

Additional Information
 Jupiter MOID = 2.11226 au 
 T_jup = 3.233 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.949127806510411E-14 -1.842470607588143E-13 -9.750741930142119E-11 -2.472408096115781E-13 -1.941975932907365E-11 -2.26190649681099E-13
q -1.842470607588143E-13 5.732517757735501E-13 3.05726457319573E-10 7.963081890072216E-13 6.104973542636899E-11 7.011894235562211E-13
tp -9.750741930142119E-11 3.05726457319573E-10 3.328722790699804E-7 7.276921245992224E-10 6.831387109290107E-8 3.647830341529314E-10
node -2.472408096115781E-13 7.963081890072216E-13 7.276921245992224E-10 8.503669139240323E-9 -8.229929493278468E-9 -1.518354642876749E-9
peri -1.941975932907365E-11 6.104973542636899E-11 6.831387109290107E-8 -8.229929493278468E-9 2.237867347168341E-8 1.57024219628772E-9
i -2.26190649681099E-13 7.011894235562211E-13 3.647830341529314E-10 -1.518354642876749E-9 1.57024219628772E-9 5.467474381013022E-10

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.9   n/a MPO349509  
diameter diameter 3.149 km 0.176 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.034   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

447241 (2005 UW202)          Discovered 2005-Oct-25 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-10-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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