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249633 (1999 TT115)
Classification: Main-belt Asteroid          SPK-ID: 2249633
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1306537466718404 6.2585e-08  
a 3.048579370170483 2.9682e-08 au
q 2.65027105343123 2.0387e-07 au
i 4.744206538430017 7.9895e-06 deg
node 226.4835462487902 5.4707e-05 deg
peri 117.020463319203 6.1794e-05 deg
M 340.6818860197412 2.6919e-05 deg
tp 2459104.829448076712
(2020-Sep-12.32944808)
0.00014553 TDB
period 1944.216777372652
5.32
2.8394e-05
7.774e-08
d
yr
n .1851645373035468 2.7042e-09 deg/d
Q 3.446887686909736 3.356e-08 au
  Orbit Determination Parameters
   # obs. used (total)      348  
   data-arc span      7547 days (20.66 yr)  
   first obs. used      1999-09-30  
   last obs. used      2020-05-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52814  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 04:40:18  

Additional Information
 Earth MOID = 1.64707 au 
 Jupiter MOID = 1.98808 au 
 T_jup = 3.219 
[ 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 15.5   n/a MPO437159  

249633 (1999 TT115)          Discovered 1999-Oct-04 by LINEAR at Socorro
Reference: 20100923/Numbers.arcLast Updated: 2010-09-27

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