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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2629031352243662 4.8778e-08  
a 2.541447652753262 9.5448e-09 au
q 1.873293096835823 1.2713e-07 au
i 6.331938616562107 3.5854e-06 deg
node 70.14107032397138 4.8746e-05 deg
peri 299.6040207028832 4.998e-05 deg
M 173.0157714289228 1.3458e-05 deg
tp 2458489.280962970613
(2019-Jan-05.78096297)		 5.2565e-05 TDB
period 1479.858461549348
4.05		 8.3367e-06
2.282e-08		 d
yr
n .2432665078139268 1.3704e-09 deg/d
Q 3.209602208670701 1.2054e-08 au
   Orbit Determination Parameters
   # obs. used (total)      669  
   data-arc span      11025 days (30.18 yr)  
   first obs. used      1990-10-20  
   last obs. used      2020-12-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58237  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:28:22  

Additional Information
 Earth MOID = .881608 au 
 Jupiter MOID = 2.27479 au 
 T_jup = 3.388 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457043.5 (2015-Jan-21.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2625341618685912 4.9541e-08  
q 1.874433254691168 1.295e-07 au
tp 2457004.274633814342
(2014-Dec-12.77463381)		 4.7251e-05 TDB
node 70.36671967080653 4.893e-05 deg
peri 298.688516697126 5.0133e-05 deg
i 6.322003436006968 3.5811e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      669  
   data-arc span      11025 days (30.18 yr)  
   first obs. used      1990-10-20  
   last obs. used      2020-12-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58237  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:28:22  

Additional Information
 Jupiter MOID = 2.27479 au 
 T_jup = 3.388 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.454309019193881E-15 -6.4073064669335E-15 -1.739366916898598E-12 4.223340516344858E-15 -4.080125124462293E-13 -6.797729308826141E-15
q -6.4073064669335E-15 1.676912339799975E-14 4.636934698961715E-12 -9.554584621899388E-15 1.086766900479483E-12 1.809189942773742E-14
tp -1.739366916898598E-12 4.636934698961715E-12 2.232615535186483E-9 3.077069825889495E-13 5.554058616005385E-10 6.91070748544359E-12
node 4.223340516344858E-15 -9.554584621899388E-15 3.077069825889495E-13 2.394149242942082E-9 -2.380048048879062E-9 6.967704700030202E-11
peri -4.080125124462293E-13 1.086766900479483E-12 5.554058616005385E-10 -2.380048048879062E-9 2.513303676674545E-9 -6.759851291411102E-11
i -6.797729308826141E-15 1.809189942773742E-14 6.91070748544359E-12 6.967704700030202E-11 -6.759851291411102E-11 1.282453085993101E-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 15.76   n/a E2021B55  

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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)		 Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2105-Mar-19 00:20 00:02 David 0.0395229700443021 0.0395106100022939 0.0395353330128172 4.97224261372567 4.97224253685138 2489972.513865446 1.98818914857836 817.868990139818 52.9526212261764 -41.2338743428615 73753.3142370164 T 21 CATAB v2.0f-lin.ifort 2021-Feb-24 08:28:24 2021-Feb-24 08:28

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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