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90710 (1990 TF6)
Classification: Main-belt Asteroid          SPK-ID: 2090710
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3421899053973808 5.7959e-08  
a 2.719141279986032 2.1914e-08 au
q 1.788678582625499 1.5147e-07 au
i 8.793834027202127 1.1139e-05 deg
node 327.5377201257241 3.9977e-05 deg
peri 89.39559079078876 4.5167e-05 deg
M 239.5118181699986 1.7323e-05 deg
tp 2458148.635634466825
(2018-Jan-30.13563447)
8.2036e-05 JED
period 1637.744261810433
4.48
1.9798e-05
5.42e-08
d
yr
n .2198145390551028 2.6573e-09 deg/d
Q 3.649603977346566 2.9413e-08 au
  Orbit Determination Parameters
   # obs. used (total)      499  
   data-arc span      9031 days (24.73 yr)  
   first obs. used      1990-08-22  
   last obs. used      2015-05-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54916  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Feb-26 04:53:05  

Additional Information
 Earth MOID = .824718 au 
 Jupiter MOID = 1.87173 au 
 T_jup = 3.256 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.8 mag n/a MPO366268  

90710 (1990 TF6)          Discovered 1990-Oct-09 by McNaught, R. H. at Siding Spring
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Alternate Designations
 1990 TF6 = 1999 RW75 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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