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134552 (1999 RD165)
Classification: Main-belt Asteroid          SPK-ID: 2134552
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2419814446656522 3.2314e-08  
a 2.326999021375098 8.0301e-09 au
q 1.763908436447193 7.6618e-08 au
i 4.491317086268303 3.5485e-06 deg
node 314.4507136733996 4.4811e-05 deg
peri 117.9282532679391 4.5373e-05 deg
M 300.9779384929134 7.2452e-06 deg
tp 2459413.071286736833
(2021-Jul-17.57128674)
2.6503e-05 TDB
period 1296.56032458425
3.55
6.7113e-06
1.837e-08
d
yr
n .2776577326746724 1.4372e-09 deg/d
Q 2.890089606303004 9.9732e-09 au
  Orbit Determination Parameters
   # obs. used (total)      774  
   data-arc span      8706 days (23.84 yr)  
   first obs. used      1997-02-06  
   last obs. used      2020-12-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48688  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:08:52  

Additional Information
 Earth MOID = .783606 au 
 Jupiter MOID = 2.41106 au 
 T_jup = 3.530 
[ 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 16.05   n/a E2021B55  

134552 (1999 RD165)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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