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243459 (2009 RZ16)
Classification: Main-belt Asteroid          SPK-ID: 2243459
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2117515564327799 6.1517e-08  
a 2.208663076049484 1.2368e-08 au
q 1.740975232060394 1.3124e-07 au
i 4.910593089557012 6.5654e-06 deg
node 15.97042847474203 7.4056e-05 deg
peri 349.467671461197 7.623e-05 deg
M 334.0463466240525 1.7625e-05 deg
tp 2458686.934800196161
(2019-Jul-22.43480020)
5.9036e-05 TDB
period 1198.926702914784
3.28
1.007e-05
2.757e-08
d
yr
n .3002685644791979 2.5221e-09 deg/d
Q 2.676350920038574 1.4987e-08 au
  Orbit Determination Parameters
   # obs. used (total)      298  
   data-arc span      7412 days (20.29 yr)  
   first obs. used      1999-08-13  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51567  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 18:27:01  

Additional Information
 Earth MOID = .738818 au 
 Jupiter MOID = 2.77911 au 
 T_jup = 3.625 
[ 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 17.1   n/a MPO446286  
diameter diameter 2.340 km 0.053 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.051   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243459 (2009 RZ16)          Discovered 2009-Sep-12 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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