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66556 (1999 RB133)
Classification: Main-belt Asteroid          SPK-ID: 2066556
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 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2855067971796197 2.974e-08  
a 2.634103346414084 1.3982e-08 au
q 1.88204893653928 8.0096e-08 au
i 6.160172829900615 3.4781e-06 deg
node 231.7110558031599 3.9396e-05 deg
peri 200.7923340952552 4.0507e-05 deg
M 291.003991218746 1.3144e-05 deg
tp 2459499.774083850422
(2021-Oct-12.27408385)
5.8867e-05 TDB
period 1561.520326889172
4.28
1.2433e-05
3.404e-08
d
yr
n .230544549309316 1.8357e-09 deg/d
Q 3.386157756288887 1.7974e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1297  
   data-arc span      7776 days (21.29 yr)  
   first obs. used      1999-09-08  
   last obs. used      2020-12-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49534  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:23:13  

Additional Information
 Earth MOID = .89758 au 
 Jupiter MOID = 1.9286 au 
 T_jup = 3.331 
[ 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 14.16   n/a E2021B10  
diameter diameter 3.700 km 0.716 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.324   0.053 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

66556 (1999 RB133)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 RB133 = 2000 YP132 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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