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101389 (1998 UQ33)
Classification: Main-belt Asteroid          SPK-ID: 2101389
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2626961393763356 4.8901e-08  
a 2.541848454334856 9.5483e-09 au
q 1.874114678501383 1.2747e-07 au
i 6.331793644903909 3.6131e-06 deg
node 70.14848113927026 4.9035e-05 deg
peri 299.6049728309067 5.0285e-05 deg
M 124.3670733629953 1.335e-05 deg
tp 2458489.141096573184
(2019-Jan-05.64109657)
5.2926e-05 TDB
period 1480.20854922223
4.05
8.3405e-06
2.284e-08
d
yr
n .2432089722689149 1.3704e-09 deg/d
Q 3.209582230168329 1.2057e-08 au
  Orbit Determination Parameters
   # obs. used (total)      666  
   data-arc span      10775 days (29.50 yr)  
   first obs. used      1990-10-20  
   last obs. used      2020-04-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57891  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 17:59:23  

Additional Information
 Earth MOID = .883874 au 
 Jupiter MOID = 2.27372 au 
 T_jup = 3.388 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457005.5 (2014-Dec-14.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .262557149409912 4.9681e-08  
q 1.874432195452111 1.2986e-07 au
tp 2457004.273600452022
(2014-Dec-12.77360045)
4.7568e-05 TDB
node 70.36711902888545 4.9225e-05 deg
peri 298.6875841540656 5.044e-05 deg
i 6.321970799923407 3.6086e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      666  
   data-arc span      10775 days (29.50 yr)  
   first obs. used      1990-10-20  
   last obs. used      2020-04-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57891  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 17:59:23  

Additional Information
 Jupiter MOID = 2.27372 au 
 T_jup = 3.388 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.468178567810147E-15 -6.443720354296417E-15 -1.759861019065418E-12 3.194041258922436E-15 -4.131065343817916E-13 -6.946413646294846E-15
q -6.443720354296417E-15 1.686475194609104E-14 4.690503861505995E-12 -6.811606146683695E-15 1.100000057163363E-12 1.848371211237216E-14
tp -1.759861019065418E-12 4.690503861505995E-12 2.262692509356454E-9 1.226315796327362E-12 5.634605466334798E-10 7.079801332498283E-12
node 3.194041258922436E-15 -6.811606146683695E-15 1.226315796327362E-12 2.423109919984087E-9 -2.408634482246814E-9 7.207036444459313E-11
peri -4.131065343817916E-13 1.100000057163363E-12 5.634605466334798E-10 -2.408634482246814E-9 2.544193310917063E-9 -6.993306573994941E-11
i -6.946413646294846E-15 1.848371211237216E-14 7.079801332498283E-12 7.207036444459313E-11 -6.993306573994941E-11 1.302228248612276E-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 15.7   n/a MPO453467  

101389 (1998 UQ33)          Discovered 1998-Oct-28 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 UQ33 = 1990 UR5 = 1990 UV9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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