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79123 (1990 RT8)
Classification: Main-belt Asteroid          SPK-ID: 2079123
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2077124224564383 9.74e-08  
a 2.456597970476075 2.5732e-08 au
q 1.946332055026919 2.332e-07 au
i 3.040577365525245 1.0472e-05 deg
node 153.7383835053832 0.0001217 deg
peri 158.6223864161837 0.00012307 deg
M 238.4308202125349 1.7706e-05 deg
tp 2457875.420094727964
(2017-May-01.92009473)
7.1522e-05 JED
period 1406.369890797732
3.85
2.2097e-05
6.05e-08
d
yr
n .2559781764069181 4.0219e-09 deg/d
Q 2.966863885925231 3.1077e-08 au
  Orbit Determination Parameters
   # obs. used (total)      351  
   data-arc span      8901 days (24.37 yr)  
   first obs. used      1990-09-15  
   last obs. used      2015-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .62018  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 17:43:37  

Additional Information
 Earth MOID = .930676 au 
 Jupiter MOID = 2.30718 au 
 T_jup = 3.460 
[ 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 15.8 mag n/a MPO267949  

79123 (1990 RT8)          Discovered 1990-Sep-15 by Debehogne, H. at La Silla
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

Alternate Designations
 1990 RT8 = 1996 AC17 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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