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100481 (1996 UJ1)
Classification: Main-belt Asteroid          SPK-ID: 2100481
[ 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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2889379455293394 5.0584e-08  
a 2.346693838489074 8.3968e-09 au
q 1.668644942009681 1.1665e-07 au
i 2.429651845860245 4.0895e-06 deg
node 66.13590864050133 8.475e-05 deg
peri 314.9835735446795 8.4921e-05 deg
M 265.3166452998117 7.5515e-06 deg
tp 2459545.845827009752
(2021-Nov-27.34582701)		 2.8955e-05 TDB
period 1313.055479679402
3.59		 7.0474e-06
1.929e-08		 d
yr
n .2741696794775939 1.4715e-09 deg/d
Q 3.024742734968466 1.0823e-08 au
   Orbit Determination Parameters
   # obs. used (total)      681  
   data-arc span      8674 days (23.75 yr)  
   first obs. used      1996-09-23  
   last obs. used      2020-06-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54244  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:32:22  

Additional Information
 Earth MOID = .671405 au 
 Jupiter MOID = 2.43556 au 
 T_jup = 3.502 
[ 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 16.56   n/a E2021B55  

100481 (1996 UJ1)          Discovered 1996-Oct-20 by Kobayashi, T. at Oizumi
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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