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JPL Small-Body Database Browser
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74709 (1999 RU151)
Classification: Main-belt Asteroid          SPK-ID: 2074709
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1049709716361357 4.0889e-08  
a 2.230838760547607 9.0569e-09 au
q 1.996665448289373 9.3016e-08 au
i 2.056642127837287 5.3937e-06 deg
node 32.24191593656325 0.00010299 deg
peri 294.8292007207576 0.00010589 deg
M 332.5581736315283 2.3312e-05 deg
tp 2458693.270780572536
(2019-Jul-28.77078057)		 7.8633e-05 TDB
period 1217.028362386397
3.33		 7.4115e-06
2.029e-08		 d
yr
n .2958024735710332 1.8014e-09 deg/d
Q 2.465012072805842 1.0008e-08 au
   Orbit Determination Parameters
   # obs. used (total)      699  
   data-arc span      8441 days (23.11 yr)  
   first obs. used      1996-10-11  
   last obs. used      2019-11-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53026  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 07:27:04  

Additional Information
 Earth MOID = .985211 au 
 Jupiter MOID = 2.79488 au 
 T_jup = 3.634 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457055.5 (2015-Feb-02.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1053790177688085 4.1038e-08  
q 1.995423689822905 9.3456e-08 au
tp 2457477.490760785120
(2016-Mar-29.99076079)		 8.0824e-05 TDB
node 32.26046024504281 0.0001029 deg
peri 295.1855548399446 0.00010577 deg
i 2.058190170226602 5.3958e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      699  
   data-arc span      8441 days (23.11 yr)  
   first obs. used      1996-10-11  
   last obs. used      2019-11-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53026  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 07:27:04  

Additional Information
 Jupiter MOID = 2.79488 au 
 T_jup = 3.634 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.68411600577769E-15 -3.821282994693748E-15 1.543363082159545E-12 -5.170741850468698E-15 4.644646576100286E-13 -7.564137843660938E-16
q -3.821282994693748E-15 8.734094684296839E-15 -3.711784499792271E-12 1.149915609323295E-14 -1.122552457115711E-12 1.784162112183712E-15
tp 1.543363082159545E-12 -3.711784499792271E-12 6.53252461971457E-9 -6.536909758979617E-13 1.98594539231515E-9 -1.689656770821808E-12
node -5.170741850468698E-15 1.149915609323295E-14 -6.536909758979617E-13 1.058766465835511E-8 -1.058056597490457E-8 -1.550600049558486E-10
peri 4.644646576100286E-13 -1.122552457115711E-12 1.98594539231515E-9 -1.058056597490457E-8 1.118634345293442E-8 1.544546476964159E-10
i -7.564137843660938E-16 1.784162112183712E-15 -1.689656770821808E-12 -1.550600049558486E-10 1.544546476964159E-10 2.911495132147638E-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 MPO344829  

74709 (1999 RU151)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 RU151 = 1996 TF36 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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