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JPL Small-Body Database Browser
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74304 (1998 TA13)
Classification: Main-belt Asteroid          SPK-ID: 2074304
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02250614176904202 6.6366e-08  
a 2.943516211264432 2.432e-08 au
q 2.877269018114241 1.9328e-07 au
i 1.757650560423857 7.2869e-06 deg
node 211.6799810998013 0.000145 deg
peri 351.3934299377581 0.00017686 deg
M 220.0164088022273 0.00010135 deg
tp 2459317.753547644899
(2021-Apr-13.25354764)		 0.00052037 TDB
period 1844.582461006845
5.05		 2.2861e-05
6.259e-08		 d
yr
n .1951661189511138 2.4188e-09 deg/d
Q 3.009763404414623 2.4868e-08 au
   Orbit Determination Parameters
   # obs. used (total)      299  
   data-arc span      9157 days (25.07 yr)  
   first obs. used      1993-12-08  
   last obs. used      2019-01-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57732  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:07:30  

Additional Information
 Earth MOID = 1.87249 au 
 Jupiter MOID = 1.95061 au 
 T_jup = 3.271 
[ 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 MPO417339  

74304 (1998 TA13)          Discovered 1998-Oct-13 by Spacewatch at Kitt Peak
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

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