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23491 (1991 RX17)
Classification: Main-belt Asteroid          SPK-ID: 2023491
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1437674585217726 4.8814e-08  
a 2.317679115763936 1.2531e-08 au
q 1.984472279621565 1.1838e-07 au
i 4.37035660721817 4.6559e-06 deg
node 177.5269064817943 5.8816e-05 deg
peri 149.0536176772192 6.157e-05 deg
M 35.95436884768363 2.1399e-05 deg
tp 2457471.785475491298
(2016-Mar-24.28547549)
7.6035e-05 JED
period 1288.778813485362
3.53
1.0452e-05
2.862e-08
d
yr
n .279334200898616 2.2655e-09 deg/d
Q 2.650885951906306 1.4333e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1460  
   data-arc span      24009 days (65.73 yr)  
   first obs. used      1949-11-19  
   last obs. used      2015-08-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53253  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Feb-25 20:19:32  

Additional Information
 Earth MOID = .973877 au 
 Jupiter MOID = 2.65982 au 
 T_jup = 3.562 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.0 mag n/a MPO319377  

23491 (1991 RX17)          Discovered 1991-Sep-13 by Holt, H. E. at Palomar
Reference: 20010408/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1991 RX17 = 1991 PV10 = 1998 MS46 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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