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152129 (2004 TL99)
Classification: Main-belt Asteroid          SPK-ID: 2152129
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .162005029741758 3.9472e-08  
a 3.04925729557539 2.5599e-08 au
q 2.555262276715426 1.145e-07 au
i 1.986604058678522 3.8585e-06 deg
node 92.71997530958896 0.00015234 deg
peri 167.1069700989071 0.00015312 deg
M 122.9189560787673 1.6305e-05 deg
tp 2458536.442177936217
(2019-Feb-21.94217794)
8.6385e-05 TDB
period 1944.865328906391
5.32
2.4491e-05
6.705e-08
d
yr
n .185102790743064 2.331e-09 deg/d
Q 3.543252314435354 2.9746e-08 au
  Orbit Determination Parameters
   # obs. used (total)      413  
   data-arc span      7682 days (21.03 yr)  
   first obs. used      1999-11-29  
   last obs. used      2020-12-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58994  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:25:49  

Additional Information
 Earth MOID = 1.53829 au 
 Jupiter MOID = 1.52244 au 
 T_jup = 3.216 
[ 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 15.72   n/a E2021B55  

152129 (2004 TL99)          Discovered 2004-Oct-05 by Spacewatch at Kitt Peak
Reference: 20070303/Numbers.arcLast Updated: 2007-03-07

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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