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269762 Nocentini (1999 TN4)
Classification: Main-belt Asteroid          SPK-ID: 2269762
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1951629203401974 7.0442e-08  
a 2.201577644166668 1.8299e-08 au
q 1.771911321775409 1.6398e-07 au
i 8.174842364782602 7.7172e-06 deg
node 21.45509944973761 4.0468e-05 deg
peri 309.2136770116181 4.6361e-05 deg
M 146.6783639349014 2.0394e-05 deg
tp 2458514.358168212859
(2019-Jan-30.85816821)
6.5364e-05 TDB
period 1193.162063909058
3.27
1.4876e-05
4.073e-08
d
yr
n .3017192809672157 3.7618e-09 deg/d
Q 2.631243966557927 2.1871e-08 au
  Orbit Determination Parameters
   # obs. used (total)      179  
   data-arc span      7425 days (20.33 yr)  
   first obs. used      1999-09-05  
   last obs. used      2020-01-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65845  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-30 04:19:49  

Additional Information
 Earth MOID = .775413 au 
 Jupiter MOID = 2.75821 au 
 T_jup = 3.626 
[ 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 17.0   n/a MPO450152  

269762 Nocentini           Discovered 1999 Oct. 4 by G. Masi at Ceccano.
Francesca Nocentini (b. 1975) is a friend of the discoverer. With a strong interest in music and both Italian and foreign literature, she has a vivid curiosity for the night sky.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20120831/MPCPages.arcLast Updated: 2012-09-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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