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JPL Small-Body Database Browser
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347513 (1999 RA226)
Classification: Main-belt Asteroid          SPK-ID: 2347513
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2014926064855993 7.1145e-08  
a 2.584370333485925 2.7147e-08 au
q 2.063638818867788 1.8151e-07 au
i 13.1628851495795 7.7833e-06 deg
node 304.3061680143674 4.1777e-05 deg
peri 50.13435497994105 4.9628e-05 deg
M 347.1109885750619 3.2137e-05 deg
tp 2459054.830994585222
(2020-Jul-24.33099459)
0.00013599 TDB
period 1517.506456145744
4.15
2.3911e-05
6.546e-08
d
yr
n .2372312806591612 3.738e-09 deg/d
Q 3.105101848104062 3.2617e-08 au
  Orbit Determination Parameters
   # obs. used (total)      111  
   data-arc span      7217 days (19.76 yr)  
   first obs. used      1999-09-04  
   last obs. used      2019-06-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6878  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:33:38  

Additional Information
 Earth MOID = 1.08255 au 
 Jupiter MOID = 2.3918 au 
 T_jup = 3.358 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457257.5 (2015-Aug-23.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2029046406219413 7.1359e-08  
q 2.059475905946165 1.8251e-07 au
tp 2457538.844633040725
(2016-May-30.34463304)
0.0001227 TDB
node 304.3765727210539 4.1835e-05 deg
peri 50.41440696345799 4.9586e-05 deg
i 13.15658073870779 7.7791e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      111  
   data-arc span      7217 days (19.76 yr)  
   first obs. used      1999-09-04  
   last obs. used      2019-06-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6878  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:33:38  

Additional Information
 Jupiter MOID = 2.3918 au 
 T_jup = 3.358 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.092099860733006E-15 -1.293825098605116E-14 3.718627112609479E-12 -3.365700936695335E-14 8.001794370696917E-13 -1.831115520070267E-16
q -1.293825098605116E-14 3.331150243565219E-14 -8.435259480193615E-12 9.541123228526678E-14 -1.842035687163494E-12 9.281051483139902E-16
tp 3.718627112609479E-12 -8.435259480193615E-12 1.505581298609159E-8 -4.884258418405724E-11 3.388076729534542E-9 -1.121799691682032E-11
node -3.365700936695335E-14 9.541123228526678E-14 -4.884258418405724E-11 1.750175594572838E-9 -1.714725553636509E-9 -8.512466405041448E-11
peri 8.001794370696917E-13 -1.842035687163494E-12 3.388076729534542E-9 -1.714725553636509E-9 2.458819824409572E-9 8.005823784365027E-11
i -1.831115520070267E-16 9.281051483139902E-16 -1.121799691682032E-11 -8.512466405041448E-11 8.005823784365027E-11 6.05142497167247E-11

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 16.2   n/a MPO476608  

347513 (1999 RA226)          Discovered 1999-Sep-04 by CSS at Catalina
Reference: 20121228/Numbers.arcLast Updated: 2013-01-02

[ show close-approach data ]
Alternate Designations
 1999 RA226 = 2003 QC92 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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