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100132 (1993 RR8)
Classification: Main-belt Asteroid          SPK-ID: 2100132
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1246779808167745 8.8525e-08  
a 2.725207195932712 2.7429e-08 AU
q 2.385433865436477 2.435e-07 AU
i 4.742607176839204 9.9354e-06 deg
node 188.3909689832232 7.0406e-05 deg
peri 170.7593719051486 7.4614e-05 deg
M 208.5860925958588 2.44e-05 deg
tp 2457491.631971441313
(2016-Apr-13.13197144)
0.00011569 JED
period 1643.227587111774
4.50
2.4809e-05
6.792e-08
d
yr
n .2190810346805067 3.3076e-09 deg/d
Q 3.064980526428946 3.0849e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      391  
   data-arc span      7539 days (20.64 yr)  
   first obs. used      1993-09-14  
   last obs. used      2014-05-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53964  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-10 20:02:31  

Additional Information
 Earth MOID = 1.38069 AU 
 T_jup = 3.341 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.6 mag n/a MPO251029  

100132 (1993 RR8)          Discovered 1993-Sep-14 by Debehogne, H., Elst, E. W. at La Silla (809)
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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