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14489 (1994 UW)
Classification: Main-belt Asteroid          SPK-ID: 2014489
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1507514876602632 4.0513e-08  
a 2.395171572950288 5.7335e-09 au
q 2.03409589512646 9.593e-08 au
i 6.275686256466956 4.3748e-06 deg
node 12.87729643128805 2.687e-05 deg
peri 359.9328955256 2.9526e-05 deg
M 34.04437657472975 1.0512e-05 deg
tp 2459072.459826267140
(2020-Aug-10.95982627)
3.9535e-05 TDB
period 1353.952316989828
3.71
4.8615e-06
1.331e-08
d
yr
n .2658882410278446 9.5471e-10 deg/d
Q 2.756247250774117 6.5978e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1672  
   data-arc span      24629 days (67.43 yr)  
   first obs. used      1953-08-14  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50463  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 02:18:26  

Additional Information
 Earth MOID = 1.03297 au 
 Jupiter MOID = 2.70895 au 
 T_jup = 3.506 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457291.5 (2015-Sep-26.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1522665966907593 4.0582e-08  
q 2.029944294481216 9.6247e-08 au
tp 2457718.639461299657
(2016-Nov-26.13946130)
3.9163e-05 TDB
node 12.96665859097167 2.6835e-05 deg
peri 359.9540981856331 2.9423e-05 deg
i 6.281332825265679 4.3785e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1672  
   data-arc span      24629 days (67.43 yr)  
   first obs. used      1953-08-14  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50463  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 02:18:26  

Additional Information
 Jupiter MOID = 2.70895 au 
 T_jup = 3.506 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.646859346367764E-15 -3.901148850039033E-15 9.69517615889881E-14 1.671539493464536E-15 -1.715991269253385E-14 -2.781258513947125E-15
q -3.901148850039033E-15 9.263480082729241E-15 -2.574519205199013E-13 -3.84632733790104E-15 3.007008053650541E-14 6.765935726657588E-15
tp 9.69517615889881E-14 -2.574519205199013E-13 1.533702310125299E-9 1.820457118786823E-13 4.759829969910605E-10 -1.386890727673886E-12
node 1.671539493464536E-15 -3.84632733790104E-15 1.820457118786823E-13 7.201119116364291E-10 -7.151573786423359E-10 2.31908665790144E-11
peri -1.715991269253385E-14 3.007008053650541E-14 4.759829969910605E-10 -7.151573786423359E-10 8.657251644444026E-10 -2.344940394215615E-11
i -2.781258513947125E-15 6.765935726657588E-15 -1.386890727673886E-12 2.31908665790144E-11 -2.344940394215615E-11 1.917133910809E-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 14.98   n/a E2020-QM5  
diameter diameter 2.105 km 0.213 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.576   0.210 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

14489 (1994 UW)          Discovered 1994-Oct-31 by Shimizu, Y., Urata, T. at Nachi-Katsuura
Reference: 20000418/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1994 UW = 1979 SD13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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