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70428 (1999 TP1)
Classification: Main-belt Asteroid          SPK-ID: 2070428
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1857714027911857 3.8226e-08  
a 2.432438560050827 7.7024e-09 au
q 1.980561036546813 9.3881e-08 au
i 1.891578397015788 4.6511e-06 deg
node 216.3764600577735 0.00010797 deg
peri 190.4004044123168 0.00010862 deg
M 140.1409464192293 1.1007e-05 deg
tp 2458461.084040853980
(2018-Dec-08.58404085)
4.1809e-05 TDB
period 1385.674567314908
3.79
6.5817e-06
1.802e-08
d
yr
n .2598012610548163 1.234e-09 deg/d
Q 2.884316083554841 9.1333e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1103  
   data-arc span      8421 days (23.06 yr)  
   first obs. used      1997-04-07  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51681  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 13:38:34  

Additional Information
 Earth MOID = .990273 au 
 Jupiter MOID = 2.501 au 
 T_jup = 3.482 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.5   n/a MPO263884  

70428 (1999 TP1)          Discovered 1999-Oct-01 by Korlevic, K. at Visnjan
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 TP1 = 1997 GJ4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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