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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3424193029180533 5.8113e-08  
a 2.71880184028529 2.218e-08 AU
q 1.787831609362481 1.517e-07 AU
i 8.794031507691678 1.2207e-05 deg
node 327.5439520955213 4.0339e-05 deg
peri 89.43843022393484 4.7009e-05 deg
M 107.5125794843152 1.819e-05 deg
tp 2456511.485720824160
(2013-Aug-06.98572082)
8.1187e-05 JED
period 1637.437603559548
4.48
2.0037e-05
5.486e-08
d
yr
n .2198557057792084 2.6903e-09 deg/d
Q 3.6497720712081 2.9774e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      486  
   data-arc span      8677 days (23.76 yr)  
   first obs. used      1990-08-22  
   last obs. used      2014-05-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .554  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-16 15:59:39  

Additional Information
 Earth MOID = .825048 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 MPO240843  

90710 (1990 TF6)          Discovered 1990-Oct-09 by McNaught, R. H. at Siding Spring (413)
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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