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308478 (2005 TJ61)
Classification: Main-belt Asteroid          SPK-ID: 2308478
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1228282047811312 5.8895e-08  
a 3.066715834831087 4.4638e-08 au
q 2.690036634264917 1.9295e-07 au
i 2.401068903843277 6.4029e-06 deg
node 255.3314817407917 0.00014451 deg
peri 70.19878328531146 0.00014657 deg
M 302.5869473849954 2.5688e-05 deg
tp 2459313.336103708059
(2021-Apr-08.83610371)
0.00014296 TDB
period 1961.592219980102
5.37
4.2828e-05
1.173e-07
d
yr
n .183524382046974 4.0069e-09 deg/d
Q 3.443395035397258 5.012e-08 au
  Orbit Determination Parameters
   # obs. used (total)      197  
   data-arc span      6734 days (18.44 yr)  
   first obs. used      2000-10-26  
   last obs. used      2019-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59623  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:02:17  

Additional Information
 Earth MOID = 1.67935 au 
 Jupiter MOID = 1.87238 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 16.2   n/a MPO433984  

308478 (2005 TJ61)          Discovered 2005-Oct-03 by CSS at Catalina
Reference: 20111210/Numbers.arcLast Updated: 2011-12-12

[ show close-approach data ]
Alternate Designations
 2005 TJ61 = 2010 KA82 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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