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66507 (1999 RT84)
Classification: Main-belt Asteroid          SPK-ID: 2066507
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1037351123223679 4.1434e-08  
a 2.650187852565735 1.4843e-08 au
q 2.375270318004453 1.1168e-07 au
i 2.370984857448796 5.1672e-06 deg
node 210.8433043831734 9.1567e-05 deg
peri 201.1737409115269 9.4976e-05 deg
M 288.1061382044546 2.8969e-05 deg
tp 2459515.204336300454
(2021-Oct-27.70433630)
0.00012842 TDB
period 1575.844699932136
4.31
1.3239e-05
3.625e-08
d
yr
n .2284489074434197 1.9192e-09 deg/d
Q 2.925105387127017 1.6383e-08 au
  Orbit Determination Parameters
   # obs. used (total)      810  
   data-arc span      10002 days (27.38 yr)  
   first obs. used      1993-03-21  
   last obs. used      2020-08-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56087  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:22:46  

Additional Information
 Earth MOID = 1.38536 au 
 Jupiter MOID = 2.39092 au 
 T_jup = 3.382 
[ 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 15.22   n/a E2021B10  

66507 (1999 RT84)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 RT84 = 1993 FR76 = 1999 TE60 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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