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100372 (1995 UR54)
Classification: Main-belt Asteroid          SPK-ID: 2100372
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 .1651413889587384 4.2315e-08  
a 2.366892592366775 1.0054e-08 au
q 1.976020662147177 9.8704e-08 au
i 3.753194069643595 5.0874e-06 deg
node 109.7979723214057 8.9512e-05 deg
peri 174.924243815115 9.1499e-05 deg
M 17.19386921356945 2.0357e-05 deg
tp 2458936.976068216523
(2020-Mar-28.47606822)
7.5118e-05 TDB
period 1330.044747810683
3.64
8.4747e-06
2.32e-08
d
yr
n .2706675851264231 1.7246e-09 deg/d
Q 2.757764522586373 1.1714e-08 au
  Orbit Determination Parameters
   # obs. used (total)      409  
   data-arc span      9572 days (26.21 yr)  
   first obs. used      1994-05-15  
   last obs. used      2020-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60262  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 09:02:43  

Additional Information
 Earth MOID = .959612 au 
 Jupiter MOID = 2.38889 au 
 T_jup = 3.526 
[ 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 16.3   n/a MPO231945  

100372 (1995 UR54)          Discovered 1995-Oct-17 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1995 UR54 = 2002 TR19 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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