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JPL Small-Body Database Browser
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243101 (2007 RK45)
Classification: Main-belt Asteroid          SPK-ID: 2243101
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 .2359286142583856 5.2956e-08  
a 2.239432577979445 1.2919e-08 au
q 1.71108635313167 1.1453e-07 au
i 6.315498597610848 6.1768e-06 deg
node 200.2690869615016 4.8655e-05 deg
peri 95.7734014041265 5.0595e-05 deg
M 206.0037517671699 1.4231e-05 deg
tp 2459124.116175358953
(2020-Oct-01.61617536)
5.0884e-05 TDB
period 1224.067633415481
3.35
1.0592e-05
2.9e-08
d
yr
n .2941013961749012 2.5449e-09 deg/d
Q 2.76777880282722 1.5966e-08 au
  Orbit Determination Parameters
   # obs. used (total)      307  
   data-arc span      6810 days (18.64 yr)  
   first obs. used      2000-06-05  
   last obs. used      2019-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63083  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 09:30:25  

Additional Information
 Earth MOID = .709317 au 
 Jupiter MOID = 2.473 au 
 T_jup = 3.591 
[ 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 17.3   n/a MPO427389  
diameter diameter 2.025 km 0.531 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.047   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243101 (2007 RK45)          Discovered 2007-Sep-09 by Spacewatch at Kitt Peak
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28

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