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442123 (2010 TT178)
Classification: Main-belt Asteroid          SPK-ID: 2442123
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 .125402566788798 6.9576e-08  
a 3.14339252637135 8.2971e-08 au
q 2.749203035139659 2.3264e-07 au
i 11.10741779396691 9.6441e-06 deg
node 19.30474980519421 3.6376e-05 deg
peri 238.2068160081601 5.77e-05 deg
M 6.04394305383225 4.666e-05 deg
tp 2458966.324552165967
(2020-Apr-26.82455217)
0.00026308 TDB
period 2035.618322454395
5.57
8.0596e-05
2.207e-07
d
yr
n .1768504419659277 7.002e-09 deg/d
Q 3.537582017603042 9.3376e-08 au
  Orbit Determination Parameters
   # obs. used (total)      129  
   data-arc span      4048 days (11.08 yr)  
   first obs. used      2008-03-11  
   last obs. used      2019-04-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .73976  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:13:25  

Additional Information
 Earth MOID = 1.75518 au 
 Jupiter MOID = 1.58565 au 
 T_jup = 3.169 
[ 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 15.9   n/a MPO434642  

442123 (2010 TT178)          Discovered 2008-Mar-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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