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388945 (2008 TZ3)
Classification: Apollo [NEO, PHA]          SPK-ID: 2388945
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 113 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3901536418744961 1.3179e-08  
a 1.588386715796204 7.8618e-09 au
q .9686718539232448 2.0711e-08 au
i 8.765169454423456 4.5105e-06 deg
node 44.13780515978548 6.0196e-06 deg
peri 219.6215423725571 8.135e-06 deg
M 158.8994840911295 2.5308e-06 deg
tp 2458277.760008929808
(2018-Jun-08.26000893)
4.4285e-06 TDB
period 731.1942983945486
2.00
5.4286e-06
1.486e-08
d
yr
n .4923451957850825 3.6553e-09 deg/d
Q 2.208101577669164 1.0929e-08 au
  Orbit Determination Parameters
   # obs. used (total)      532  
   # delay obs. used      1  
   # Doppler obs. used      1  
   data-arc span      3632 days (9.94 yr)  
   first obs. used      2008-10-06  
   last obs. used      2018-09-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .37639  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Sep-17 07:14:04  

Additional Information
 Earth MOID = .0165293 au 
 Jupiter MOID = 2.89644 au 
 T_jup = 4.281 
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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 20.4   n/a MPO245897  
rotation period rot_per 44.2 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Warner, B.D. (2016) Minor Planet Bull. 43, 311-319.]

388945 (2008 TZ3)          Discovered 2008-Oct-06 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-03-21

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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