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102412 (1999 TZ179)
Classification: Main-belt Asteroid          SPK-ID: 2102412
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1660941916856235 3.251e-08  
a 2.441738596592173 1.0752e-08 au
q 2.036179998083607 8.1444e-08 au
i 1.319754879775747 5.069e-06 deg
node 175.9789632193597 0.00014016 deg
peri 241.8886929516471 0.00014109 deg
M 175.2502516473276 1.5905e-05 deg
tp 2458522.072679810936
(2019-Feb-07.57267981)
6.0039e-05 TDB
period 1393.629013209964
3.82
9.2048e-06
2.52e-08
d
yr
n .2583183878834492 1.7062e-09 deg/d
Q 2.847297195100739 1.2537e-08 au
  Orbit Determination Parameters
   # obs. used (total)      721  
   data-arc span      7514 days (20.57 yr)  
   first obs. used      1999-10-02  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53338  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 18:08:47  

Additional Information
 Earth MOID = 1.04799 au 
 Jupiter MOID = 2.48515 au 
 T_jup = 3.482 
[ 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 16.07   n/a E2021B55  

102412 (1999 TZ179)          Discovered 1999-Oct-10 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1999 TZ179 = 1999 TW251 = 2001 HA15 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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