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100132 (1993 RR8)
Classification: Main-belt Asteroid          SPK-ID: 2100132
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1221554526813009 4.7586e-08  
a 2.726088582737503 1.0499e-08 au
q 2.393081997863877 1.3135e-07 au
i 4.739827178090424 5.0946e-06 deg
node 188.2498791823083 3.6164e-05 deg
peri 170.2476764695405 3.9054e-05 deg
M 14.63856162676728 1.3093e-05 deg
tp 2459133.649558883260
(2020-Oct-11.14955888)
5.9753e-05 TDB
period 1644.02483082903
4.50
9.4974e-06
2.6e-08
d
yr
n .218974794814056 1.265e-09 deg/d
Q 3.059095167611128 1.1781e-08 au
  Orbit Determination Parameters
   # obs. used (total)      824  
   data-arc span      10012 days (27.41 yr)  
   first obs. used      1993-09-14  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51463  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:30:45  

Additional Information
 Earth MOID = 1.38789 au 
 Jupiter MOID = 2.39247 au 
 T_jup = 3.341 
[ 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 15.56   n/a E2021B55  
diameter diameter 3.664 km 0.320 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.069   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

100132 (1993 RR8)          Discovered 1993-Sep-14 by Debehogne, H., Elst, E. W. at La Silla
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1993 RR8 = 2000 DL39 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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