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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1224549092513905 4.9332e-08  
a 2.727074066382194 1.8405e-08 au
q 2.393130459061542 1.3649e-07 au
i 4.738999581758016 5.6125e-06 deg
node 188.2549011055893 4.7481e-05 deg
peri 170.1716383754911 5.1078e-05 deg
M 330.9158574897486 2.0969e-05 deg
tp 2459133.391618318052
(2020-Oct-10.89161832)		 9.6705e-05 TDB
period 1644.916386227854
4.50		 1.6652e-05
4.559e-08		 d
yr
n .2188561090485318 2.2155e-09 deg/d
Q 3.061017673702846 2.0658e-08 au
   Orbit Determination Parameters
   # obs. used (total)      549  
   data-arc span      9448 days (25.87 yr)  
   first obs. used      1993-09-14  
   last obs. used      2019-07-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52573  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 01:01:10  

Additional Information
 Earth MOID = 1.38958 au 
 Jupiter MOID = 2.3898 au 
 T_jup = 3.340 
[ 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 15.5   n/a MPO436466  
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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