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JPL Small-Body Database Browser
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295671 (2008 TH81)
Classification: Main-belt Asteroid          SPK-ID: 2295671
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09353694745650507 7.2287e-08  
a 2.976790471286886 4.0591e-08 au
q 2.698350577385099 2.1864e-07 au
i 10.52937375782258 8.2044e-06 deg
node 192.7336633705565 4.2482e-05 deg
peri 48.23258980442114 6.2367e-05 deg
M 222.7147897992179 4.8676e-05 deg
tp 2459715.888705682284
(2022-May-16.38870568)
0.00025573 TDB
period 1875.948135046488
5.14
3.8371e-05
1.051e-07
d
yr
n .1919029600416319 3.9252e-09 deg/d
Q 3.255230365188672 4.4388e-08 au
  Orbit Determination Parameters
   # obs. used (total)      135  
   data-arc span      8576 days (23.48 yr)  
   first obs. used      1996-04-12  
   last obs. used      2019-10-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65624  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 07:02:07  

Additional Information
 Earth MOID = 1.70055 au 
 Jupiter MOID = 1.75975 au 
 T_jup = 3.229 
[ 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 16.2   n/a MPO418564  

295671 (2008 TH81)          Discovered 2008-Oct-02 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

[ show close-approach data ]
Alternate Designations
 2008 TH81 = 2003 SD352 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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