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JPL Small-Body Database Browser
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74617 (1999 RP23)
Classification: Main-belt Asteroid          SPK-ID: 2074617
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1963764220157929 3.8214e-08  
a 2.343036971510421 9.1108e-09 au
q 1.882919754394485 9.0295e-08 au
i 5.564712617878477 4.8835e-06 deg
node 17.55834992691695 3.8395e-05 deg
peri 25.76449171358648 4.051e-05 deg
M 136.0923431524481 1.135e-05 deg
tp 2458105.279824272046
(2017-Dec-17.77982427)
4.0916e-05 TDB
period 1309.987462427319
3.59
7.6408e-06
2.092e-08
d
yr
n .2748117904372491 1.6029e-09 deg/d
Q 2.803154188626356 1.09e-08 au
  Orbit Determination Parameters
   # obs. used (total)      732  
   data-arc span      9678 days (26.50 yr)  
   first obs. used      1992-10-31  
   last obs. used      2019-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51338  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 06:53:40  

Additional Information
 Earth MOID = .892614 au 
 Jupiter MOID = 2.61355 au 
 T_jup = 3.531 
[ 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 16.3   n/a MPO337820  

74617 (1999 RP23)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 RP23 = 1992 UC9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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