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129716 (1998 TA28)
Classification: Main-belt Asteroid          SPK-ID: 2129716
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03744248263927559 6.3587e-08  
a 3.030573719834972 2.6648e-08 au
q 2.917101515943007 1.9564e-07 au
i 1.586921653825865 7.4325e-06 deg
node 183.6008583804765 0.00016132 deg
peri 198.2310713666215 0.00017514 deg
M 21.43730456727451 6.589e-05 deg
tp 2458885.749817862277
(2020-Feb-06.24981786)
0.00035296 TDB
period 1927.017710642737
5.28
2.5416e-05
6.959e-08
d
yr
n .1868171724690198 2.464e-09 deg/d
Q 3.144045923726938 2.7645e-08 au
  Orbit Determination Parameters
   # obs. used (total)      341  
   data-arc span      8620 days (23.60 yr)  
   first obs. used      1996-03-16  
   last obs. used      2019-10-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57514  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 15:18:34  

Additional Information
 Earth MOID = 1.91921 au 
 Jupiter MOID = 2.03682 au 
 T_jup = 3.242 
[ 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 15.7   n/a MPO493742  

129716 (1998 TA28)          Discovered 1998-Oct-15 by Spacewatch at Kitt Peak
Reference: 20060711/Numbers.arcLast Updated: 2006-07-17

[ show close-approach data ]
Alternate Designations
 1998 TA28 = 2003 SK256 = 2006 BV116 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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