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100017 (1989 TN2)
Classification: Mars-crossing Asteroid          SPK-ID: 2100017
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .29468983579348 5.591e-08  
a 2.306510520392416 6.1292e-09 au
q 1.626805313882041 1.2928e-07 au
i 8.06245982403299 5.5641e-06 deg
node 174.9641414497987 2.6407e-05 deg
peri 224.6956174401914 2.8034e-05 deg
M 317.225524622449 7.3195e-06 deg
tp 2459352.524567852453
(2021-May-18.02456785)		 2.632e-05 TDB
period 1279.474358102965
3.50		 5.1e-06
1.396e-08		 d
yr
n .2813655449365632 1.1215e-09 deg/d
Q 2.986215726902791 7.9354e-09 au
   Orbit Determination Parameters
   # obs. used (total)      642  
   data-arc span      10808 days (29.59 yr)  
   first obs. used      1989-10-03  
   last obs. used      2019-05-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54224  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:30:10  

Additional Information
 Earth MOID = .64413 au 
 Jupiter MOID = 2.46553 au 
 T_jup = 3.516 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.6   n/a MPO333615  

100017 (1989 TN2)          Discovered 1989-Oct-03 by Bus, S. J. at Cerro Tololo
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1989 TN2 = 2003 SG36 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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