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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 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1246779440877588 9.7612e-08  
a 2.725207173030534 2.7618e-08 AU
q 2.385433945483874 2.6879e-07 AU
i 4.742612759386297 1.0694e-05 deg
node 188.3911213075256 6.9506e-05 deg
peri 170.7592409357599 7.5241e-05 deg
M 208.5860819980323 2.5373e-05 deg
tp 2457491.632011103081
(2016-Apr-13.13201110)
0.00011814 JED
period 1643.227566397667
4.50
2.498e-05
6.839e-08
d
yr
n .2190810374421863 3.3304e-09 deg/d
Q 3.064980400577194 3.1062e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      373  
   data-arc span      7511 days (20.56 yr)  
   first obs. used      1993-09-14  
   last obs. used      2014-04-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .57523  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Apr-17 15:43:26  

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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