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74734 (1999 RY179)
Classification: Main-belt Asteroid          SPK-ID: 2074734
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07891644345737465 3.388e-08  
a 2.315859503485444 9.4509e-09 au
q 2.133100107923411 7.7299e-08 au
i 6.706517135748846 3.5808e-06 deg
node 90.64543530313075 3.394e-05 deg
peri 142.1621542660986 4.224e-05 deg
M 64.43946535890373 2.5368e-05 deg
tp 2458770.082124881541
(2019-Oct-13.58212488)
9.0637e-05 TDB
period 1287.261379042211
3.52
7.8799e-06
2.157e-08
d
yr
n .2796634823829319 1.7119e-09 deg/d
Q 2.498618899047477 1.0197e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1442  
   data-arc span      8165 days (22.35 yr)  
   first obs. used      1998-03-24  
   last obs. used      2020-07-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48279  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 07:13:55  

Additional Information
 Earth MOID = 1.12547 au 
 Jupiter MOID = 2.49721 au 
 T_jup = 3.568 
[ 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 14.9   n/a MPO385287  

74734 (1999 RY179)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

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