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101363 (1998 UQ)
Classification: Mars-crossing Asteroid          SPK-ID: 2101363
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3338927809709781 3.904e-08  
a 2.32892011057877 7.94e-09 au
q 1.551310498198387 9.1925e-08 au
i 9.923301390113521 6.0048e-06 deg
node 37.17519729423275 2.5233e-05 deg
peri 303.7776854562085 2.7548e-05 deg
M 42.86896403893727 1.2978e-05 deg
tp 2458845.913771616852
(2019-Dec-28.41377162)
4.6192e-05 TDB
period 1298.166248369944
3.55
6.6387e-06
1.818e-08
d
yr
n .2773142503527863 1.4182e-09 deg/d
Q 3.106529722959154 1.0591e-08 au
  Orbit Determination Parameters
   # obs. used (total)      604  
   data-arc span      10592 days (29.00 yr)  
   first obs. used      1991-10-29  
   last obs. used      2020-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56362  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:01:02  

Additional Information
 Earth MOID = .571411 au 
 Jupiter MOID = 2.36837 au 
 T_jup = 3.477 
[ show covariance matrix ]

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 MPO436473  

101363 (1998 UQ)          Discovered 1998-Oct-16 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 UQ = 1991 UY1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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