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357009 (1999 TG122)
Classification: Main-belt Asteroid          SPK-ID: 2357009
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3289528806970032 7.0816e-08  
a 2.573221185672134 3.2127e-08 au
q 1.726752663974727 1.7861e-07 au
i 6.10140105053266 1.1771e-05 deg
node 182.5128781787099 0.00010853 deg
peri 205.0284883446215 0.00011818 deg
M 356.3190187647091 5.4166e-05 deg
tp 2459015.916124434201
(2020-Jun-15.41612443)
0.00022712 TDB
period 1507.697117036232
4.13
2.8236e-05
7.731e-08
d
yr
n .2387747485434428 4.4717e-09 deg/d
Q 3.419689707369541 4.2695e-08 au
  Orbit Determination Parameters
   # obs. used (total)      136  
   data-arc span      7289 days (19.96 yr)  
   first obs. used      1999-09-05  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54678  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:42:24  

Additional Information
 Earth MOID = .733357 au 
 Jupiter MOID = 2.03566 au 
 T_jup = 3.343 
[ 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 17.1   n/a MPO476669  

357009 (1999 TG122)          Discovered 1999-Oct-04 by LINEAR at Socorro
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

[ show close-approach data ]
Alternate Designations
 1999 TG122 = 1999 TH143 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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