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233777 (2008 TT161)
Classification: Main-belt Asteroid          SPK-ID: 2233777
[ 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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1361256940865501 6.5721e-08  
a 2.396691210078212 1.7054e-08 au
q 2.070439955595182 1.5493e-07 au
i 2.303141592148661 5.7953e-06 deg
node 74.41084830651678 0.00016238 deg
peri 140.7030681309818 0.00016338 deg
M 217.4900062359165 1.9293e-05 deg
tp 2459536.987208883323
(2021-Nov-18.48720888)		 7.4929e-05 TDB
period 1355.241061323181
3.71		 1.4465e-05
3.96e-08		 d
yr
n .2656353989514724 2.8352e-09 deg/d
Q 2.722942464561243 1.9375e-08 au
   Orbit Determination Parameters
   # obs. used (total)      158  
   data-arc span      6031 days (16.51 yr)  
   first obs. used      2003-04-28  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62182  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 07:23:51  

Additional Information
 Earth MOID = 1.06419 au 
 Jupiter MOID = 2.24302 au 
 T_jup = 3.515 
[ 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 17.3   n/a MPO454691  

233777 (2008 TT161)          Discovered 2008-Oct-08 by Spacewatch at Kitt Peak
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03

[ show close-approach data ]
Alternate Designations
 2008 TT161 = 2005 YL74 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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