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201684 (2003 UC104)
Classification: Main-belt Asteroid          SPK-ID: 2201684
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0715637383319179 6.2687e-08  
a 2.731995570302245 2.2213e-08 au
q 2.536483754185177 1.646e-07 au
i 11.6310692090081 5.4125e-06 deg
node 294.1825966574057 2.9653e-05 deg
peri 229.0233687051954 4.7138e-05 deg
M 119.6778283655492 3.8531e-05 deg
tp 2458452.185649516309
(2018-Nov-29.68564952)
0.00017512 TDB
period 1649.371223307983
4.52
2.0116e-05
5.507e-08
d
yr
n .2182649939035453 2.6619e-09 deg/d
Q 2.927507386419314 2.3802e-08 au
  Orbit Determination Parameters
   # obs. used (total)      418  
   data-arc span      9031 days (24.73 yr)  
   first obs. used      1996-02-17  
   last obs. used      2020-11-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62362  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 05:21:07  

Additional Information
 Earth MOID = 1.56262 au 
 Jupiter MOID = 2.15678 au 
 T_jup = 3.320 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457146.5 (2015-May-04.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0713541274419391 6.2337e-08  
q 2.534293373856469 1.6341e-07 au
tp 2456798.061199102180
(2014-May-20.56119910)
0.00017406 TDB
node 294.2236420178492 2.9687e-05 deg
peri 227.4002533529134 4.7572e-05 deg
i 11.62735710731604 5.4099e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      418  
   data-arc span      9031 days (24.73 yr)  
   first obs. used      1996-02-17  
   last obs. used      2020-11-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62362  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 05:21:07  

Additional Information
 Jupiter MOID = 2.15678 au 
 T_jup = 3.320 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.885858164299346E-15 -1.011790779748426E-14 2.325183607080766E-12 -1.078371953257359E-14 4.698792499955681E-13 -1.12175118421995E-15
q -1.011790779748426E-14 2.670245513062639E-14 -5.920571224946797E-12 2.677111366630187E-14 -1.184137595240929E-12 3.954045425630926E-15
tp 2.325183607080766E-12 -5.920571224946797E-12 3.029553916800706E-8 -1.830598647911357E-11 6.514975461218106E-9 -1.708959918609538E-12
node -1.078371953257359E-14 2.677111366630187E-14 -1.830598647911357E-11 8.813073695203441E-10 -8.668688506609744E-10 2.415388188043772E-11
peri 4.698792499955681E-13 -1.184137595240929E-12 6.514975461218106E-9 -8.668688506609744E-10 2.26307528835574E-9 -2.409587781381094E-11
i -1.12175118421995E-15 3.954045425630926E-15 -1.708959918609538E-12 2.415388188043772E-11 -2.409587781381094E-11 2.926656587670223E-11

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 15.4   n/a MPO475687  
diameter diameter 2.860 km 0.513 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.180   0.123 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

201684 (2003 UC104)          Discovered 2003-Oct-17 by LONEOS at Anderson Mesa
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12

[ show close-approach data ]
Alternate Designations
 2003 UC104 = 2002 PZ14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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