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JPL Small-Body Database Browser
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52984 (1998 UZ16)
Classification: Main-belt Asteroid          SPK-ID: 2052984
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2109503746755438 5.3224e-08  
a 2.331596783141963 1.1663e-08 au
q 1.839745568145873 1.2639e-07 au
i 25.93074986485141 6.4018e-06 deg
node 148.5331952036008 9.0801e-06 deg
peri 349.8889016136652 1.5874e-05 deg
M 307.7199715392223 1.8852e-05 deg
tp 2459189.347792515815
(2020-Dec-05.84779252)
6.9215e-05 TDB
period 1300.404902355748
3.56
9.7569e-06
2.671e-08
d
yr
n .276836852389469 2.0771e-09 deg/d
Q 2.823447998138053 1.4123e-08 au
  Orbit Determination Parameters
   # obs. used (total)      635  
   data-arc span      7661 days (20.97 yr)  
   first obs. used      1998-10-27  
   last obs. used      2019-10-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5884  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:59:26  

Additional Information
 Earth MOID = .854954 au 
 Jupiter MOID = 2.20723 au 
 T_jup = 3.409 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457054.5 (2015-Feb-01.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2106224643665011 5.3275e-08  
q 1.840703666218135 1.2644e-07 au
tp 2456588.526250981385
(2013-Oct-23.02625098)
5.509e-05 TDB
node 148.5767860882143 9.0781e-06 deg
peri 349.9048594236628 1.5876e-05 deg
i 25.93142171608606 6.4023e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      635  
   data-arc span      7661 days (20.97 yr)  
   first obs. used      1998-10-27  
   last obs. used      2019-10-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5884  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:59:26  

Additional Information
 Jupiter MOID = 2.20723 au 
 T_jup = 3.409 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.838173907508689E-15 -6.71860579558645E-15 -2.988950935203425E-13 -1.122113188844269E-15 -4.484100072196552E-14 4.47304545435226E-15
q -6.71860579558645E-15 1.598594309445501E-14 1.021878137171396E-12 3.377985796069326E-15 1.808934609512405E-13 -9.734440683747096E-15
tp -2.988950935203425E-13 1.021878137171396E-12 3.034922025934496E-9 -6.174393488886937E-13 7.26963750514338E-10 1.039550185836994E-12
node -1.122113188844269E-15 3.377985796069326E-15 -6.174393488886937E-13 8.24117449537455E-11 -7.382882500388712E-11 -1.546200800831024E-12
peri -4.484100072196552E-14 1.808934609512405E-13 7.26963750514338E-10 -7.382882500388712E-11 2.52037117892777E-10 1.660838854599296E-12
i 4.47304545435226E-15 -9.734440683747096E-15 1.039550185836994E-12 -1.546200800831024E-12 1.660838854599296E-12 4.098998112358109E-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 15.1   n/a MPO452890  
diameter diameter 2.311 km 0.036 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.289   0.040 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52984 (1998 UZ16)          Discovered 1998-Oct-27 by CSS at Catalina
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 UZ16 = 2000 KE68 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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