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134522 (1999 RD13)
Classification: Main-belt Asteroid          SPK-ID: 2134522
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .132226809616256 4.3032e-08  
a 2.350704687860914 1.1653e-08 au
q 2.039878506635089 1.0584e-07 au
i 6.980019039542744 4.049e-06 deg
node 163.8549693631719 3.3193e-05 deg
peri 202.428351792715 3.6746e-05 deg
M 307.5367803029918 1.8425e-05 deg
tp 2459392.343891851466
(2021-Jun-26.84389185)
6.8279e-05 TDB
period 1316.423228795201
3.60
9.7889e-06
2.68e-08
d
yr
n .2734682829392749 2.0335e-09 deg/d
Q 2.66153086908674 1.3194e-08 au
  Orbit Determination Parameters
   # obs. used (total)      525  
   data-arc span      7622 days (20.87 yr)  
   first obs. used      1999-09-05  
   last obs. used      2020-07-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54836  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:08:45  

Additional Information
 Earth MOID = 1.0379 au 
 Jupiter MOID = 2.79558 au 
 T_jup = 3.536 
[ 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 16.55   n/a E2021B55  

134522 (1999 RD13)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

[ show close-approach data ]
Alternate Designations
 1999 RD13 = 2003 UG99 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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