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173205 (1998 RT67)
Classification: Main-belt Asteroid          SPK-ID: 2173205
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .15507771154619 5.6588e-08  
a 2.755052463524288 2.08e-08 au
q 2.327805232291249 1.6273e-07 au
i 5.11640359592938 6.2851e-06 deg
node 341.0472424697472 5.1688e-05 deg
peri 10.66197246361768 5.3956e-05 deg
M 277.61047344535 1.6259e-05 deg
tp 2459382.763422128877
(2021-Jun-17.26342213)
7.7563e-05 TDB
period 1670.295214952039
4.57
1.8915e-05
5.179e-08
d
yr
n .2155307617344381 2.4408e-09 deg/d
Q 3.182299694757329 2.4025e-08 au
  Orbit Determination Parameters
   # obs. used (total)      479  
   data-arc span      7514 days (20.57 yr)  
   first obs. used      1998-09-14  
   last obs. used      2019-04-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57094  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 12:28:23  

Additional Information
 Earth MOID = 1.32228 au 
 Jupiter MOID = 2.24528 au 
 T_jup = 3.321 
[ 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 15.4   n/a MPO433112  

173205 (1998 RT67)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Alternate Designations
 1998 RT67 = 2003 WY80 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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