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16964 (1998 RD59)
Classification: Main-belt Asteroid          SPK-ID: 2016964
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 41 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08915401589449005 2.7374e-08  
a 2.717481088766533 1.0514e-08 au
q 2.475206736585665 7.6286e-08 au
i 17.67620302585775 3.4962e-06 deg
node 186.3172111249217 1.0072e-05 deg
peri 264.0685975474834 2.446e-05 deg
M 268.6550170428631 2.4382e-05 deg
tp 2459615.674260619446
(2022-Feb-05.17426062)		 0.00011175 TDB
period 1636.244586012293
4.48		 9.4964e-06
2.6e-08		 d
yr
n .2200160068228915 1.2769e-09 deg/d
Q 2.959755440947401 1.1452e-08 au
   Orbit Determination Parameters
   # obs. used (total)      2645  
   data-arc span      15661 days (42.88 yr)  
   first obs. used      1978-03-05  
   last obs. used      2021-01-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45747  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 01:48:59  

Additional Information
 Earth MOID = 1.56218 au 
 Jupiter MOID = 2.26431 au 
 T_jup = 3.286 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.89   n/a E2021B10  
diameter diameter 9.801 km 0.185 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.113   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

16964 (1998 RD59)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 RD59 = 1978 EL = 1989 SU11 = 1998 YO30 = 2000 CZ106 = 2019 HD6 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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