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101395 (1998 UB39)
Classification: Main-belt Asteroid          SPK-ID: 2101395
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2074349543686008 4.8837e-08  
a 2.331340361453705 9.8689e-09 au
q 1.847738879957878 1.1274e-07 au
i 7.650966698521457 5.1185e-06 deg
node 33.40932315372754 4.38e-05 deg
peri 356.9965267874811 4.6396e-05 deg
M 79.90727738883221 1.7676e-05 deg
tp 2458911.903683668812
(2020-Mar-03.40368367)
6.282e-05 TDB
period 1300.19038658609
3.56
8.2558e-06
2.26e-08
d
yr
n .2768825271391616 1.7581e-09 deg/d
Q 2.814941842949532 1.1916e-08 au
  Orbit Determination Parameters
   # obs. used (total)      474  
   data-arc span      10193 days (27.91 yr)  
   first obs. used      1993-04-14  
   last obs. used      2021-03-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60011  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:36:35  

Additional Information
 Earth MOID = .852186 au 
 Jupiter MOID = 2.6307 au 
 T_jup = 3.530 
[ 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 16.1   n/a MPO474888  

101395 (1998 UB39)          Discovered 1998-Oct-28 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 UB39 = 1998 VK8 = 2003 AG66 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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