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58575 (1997 RK9)
Classification: Main-belt Asteroid          SPK-ID: 2058575
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1727435326291632 4.4036e-08  
a 2.435753698000249 1.2306e-08 au
q 2.014992999593138 1.0398e-07 au
i 6.333751026623586 8.6156e-06 deg
node 345.2145641006742 3.5993e-05 deg
peri 114.1022976708196 4.6815e-05 deg
M 167.5355653507496 2.8545e-05 deg
tp 2457954.320765504173
(2017-Jul-19.82076550)
0.00010818 TDB
period 1388.508308259676
3.80
1.0523e-05
2.881e-08
d
yr
n .2592710449469443 1.9648e-09 deg/d
Q 2.85651439640736 1.4432e-08 au
  Orbit Determination Parameters
   # obs. used (total)      844  
   data-arc span      7550 days (20.67 yr)  
   first obs. used      1997-09-11  
   last obs. used      2018-05-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56671  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 01:28:26  

Additional Information
 Earth MOID = 1.04161 au 
 Jupiter MOID = 2.31143 au 
 T_jup = 3.476 
[ 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 15.0   n/a MPO296564  
diameter diameter 5.842 km 0.043 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.055   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

58575 (1997 RK9)          Discovered 1997-Sep-11 by AMOS at Haleakala
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 RK9 = 1999 FN10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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