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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1245963229871193 8.8539e-08  
a 2.725613438779536 2.7414e-08 AU
q 2.386012026423328 2.4361e-07 AU
i 4.742256655274735 9.9347e-06 deg
node 188.3880455319629 7.0411e-05 deg
peri 170.6975623746193 7.4622e-05 deg
M 252.4674379431467 2.4666e-05 deg
tp 2457491.444401937770
(2016-Apr-12.94440194)
0.00011577 JED
period 1643.595031281349
4.50
2.4796e-05
6.789e-08
d
yr
n .2190320566492243 3.3045e-09 deg/d
Q 3.065214851135744 3.0829e-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 = 1.38279 AU 
 T_jup = 3.340 
[ 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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