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8160 (1990 MG)
Classification: Main-belt Asteroid          SPK-ID: 2008160
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1865022492188584 5.4016e-08  
a 2.190022744567821 1.0719e-08 AU
q 1.781578576865465 1.1651e-07 AU
i 3.611229186938518 5.6315e-06 deg
node 88.72178338905367 0.00010729 deg
peri 218.5099636785141 0.00010942 deg
M 130.9838155951093 2.4226e-05 deg
tp 2456369.788466493546
(2013-Mar-18.28846649)
7.814e-05 JED
period 1183.780998880239
3.24
8.6911e-06
2.379e-08
d
yr
n .3041103044739955 2.2327e-09 deg/d
Q 2.598466912270176 1.2718e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1081  
   data-arc span      20783 days (56.90 yr)  
   first obs. used      1957-04-28  
   last obs. used      2014-03-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52069  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Apr-17 13:54:01  

Additional Information
 Earth MOID = .767492 AU 
 T_jup = 3.648 
[ 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 14.0 mag n/a MPO279601  

8160 (1990 MG)          Discovered 1990-Jun-21 by Holt, H. E. at Palomar (675)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1990 MG = 1958 VN = 1979 BY2 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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