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357008 (1999 TJ74)
Classification: Main-belt Asteroid          SPK-ID: 2357008
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1599540529826017 7.0589e-08  
a 3.126216075430692 4.6266e-08 au
q 2.62616514366619 2.2749e-07 au
i 9.194249230427866 1.0769e-05 deg
node 359.8513135148229 4.2557e-05 deg
peri 313.5376068363275 5.3629e-05 deg
M 298.9704617722364 3.5039e-05 deg
tp 2459342.766582098647
(2021-May-08.26658210)
0.00020114 TDB
period 2018.95628139391
5.53
4.4819e-05
1.227e-07
d
yr
n .1783099531761292 3.9583e-09 deg/d
Q 3.626267007195194 5.3667e-08 au
  Orbit Determination Parameters
   # obs. used (total)      153  
   data-arc span      7119 days (19.49 yr)  
   first obs. used      1999-10-10  
   last obs. used      2019-04-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62225  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 13:33:55  

Additional Information
 Earth MOID = 1.62322 au 
 Jupiter MOID = 1.75684 au 
 T_jup = 3.175 
[ 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 16.0   n/a MPO434255  

357008 (1999 TJ74)          Discovered 1999-Oct-10 by Spacewatch at Kitt Peak
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

[ show close-approach data ]
Alternate Designations
 1999 TJ74 = 2005 QA86 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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