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442103 (2010 TW84)
Classification: Main-belt Asteroid          SPK-ID: 2442103
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2025213214003813 6.9433e-08  
a 3.124844061025239 8.1785e-08 au
q 2.491996512616274 2.0769e-07 au
i 9.518621926157351 1.012e-05 deg
node 24.1326291475676 5.8572e-05 deg
peri 244.1813597554865 6.9284e-05 deg
M 349.3189912856219 3.4252e-05 deg
tp 2459060.361930717075
(2020-Jul-29.86193072)
0.00019282 TDB
period 2017.627326634165
5.52
7.9209e-05
2.169e-07
d
yr
n .1784274009613843 7.0048e-09 deg/d
Q 3.757691609434204 9.8348e-08 au
  Orbit Determination Parameters
   # obs. used (total)      83  
   data-arc span      5786 days (15.84 yr)  
   first obs. used      2003-04-25  
   last obs. used      2019-02-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .69401  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:36:39  

Additional Information
 Earth MOID = 1.49474 au 
 Jupiter MOID = 1.45931 au 
 T_jup = 3.162 
[ 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 MPO472461  

442103 (2010 TW84)          Discovered 2010-Sep-11 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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