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66557 (1999 RN133)
Classification: Main-belt Asteroid          SPK-ID: 2066557
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1887559391785702 2.6112e-08  
a 2.576345610232747 1.1546e-08 au
q 2.090045074924678 6.731e-08 au
i 12.43830260650146 6.0453e-06 deg
node 190.830146240401 1.7707e-05 deg
peri 105.783121216199 2.5678e-05 deg
M 80.77702412269359 1.8089e-05 deg
tp 2458861.585649243582
(2020-Jan-13.08564924)
7.5276e-05 TDB
period 1510.443936223606
4.14
1.0153e-05
2.78e-08
d
yr
n .238340524508356 1.6022e-09 deg/d
Q 3.062646145540816 1.3725e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1017  
   data-arc span      8383 days (22.95 yr)  
   first obs. used      1998-03-25  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54104  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:23:13  

Additional Information
 Earth MOID = 1.11375 au 
 Jupiter MOID = 2.29066 au 
 T_jup = 3.369 
[ 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 15.38   n/a E2021B10  
diameter diameter 3.148 km 0.419 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.195   0.095 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

66557 (1999 RN133)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

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