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134597 (1999 TE128)
Classification: Main-belt Asteroid          SPK-ID: 2134597
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2160484959671984 5.3615e-08  
a 2.318521371776725 7.5748e-09 au
q 1.817608316536558 1.2676e-07 au
i 2.201627005200314 4.3543e-06 deg
node 295.1286693875458 0.00011038 deg
peri 27.83423082499868 0.00011076 deg
M 341.9342140117712 7.9343e-06 deg
tp 2459065.209708364393
(2020-Aug-03.70970836)
2.8442e-05 TDB
period 1289.481400164946
3.53
6.3193e-06
1.73e-08
d
yr
n .2791820028997316 1.3682e-09 deg/d
Q 2.819434427016892 9.2113e-09 au
  Orbit Determination Parameters
   # obs. used (total)      624  
   data-arc span      7610 days (20.84 yr)  
   first obs. used      1999-10-01  
   last obs. used      2020-08-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49039  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 10:57:23  

Additional Information
 Earth MOID = .80555 au 
 Jupiter MOID = 2.50727 au 
 T_jup = 3.547 
[ 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 16.7   n/a MPO280685  
rotation period rot_per 4.618 h n/a LCDB (Rev. 2019-August); 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

134597 (1999 TE128)          Discovered 1999-Oct-04 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

[ show close-approach data ]
Alternate Designations
 1999 TE128 = 2002 LQ13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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