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19080 Martinfierro (1970 JB)
Classification: Mars-crossing Asteroid          SPK-ID: 2019080
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2823141037132129 6.5607e-08  
a 2.316115480113066 1.4732e-08 au
q 1.662243414248648 1.5557e-07 au
i 20.65330887240614 8.6204e-06 deg
node 288.8133898569743 2.2561e-05 deg
peri 281.8572524553078 2.9483e-05 deg
M 55.8117228039908 2.1761e-05 deg
tp 2457400.899479911727
(2016-Jan-13.39947991)
7.6664e-05 JED
period 1287.474810339315
3.52
1.2284e-05
3.363e-08
d
yr
n .2796171211342937 2.6678e-09 deg/d
Q 2.969987545977484 1.8891e-08 au
  Orbit Determination Parameters
   # obs. used (total)      652  
   data-arc span      16774 days (45.92 yr)  
   first obs. used      1970-05-10  
   last obs. used      2016-04-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5399  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 13:31:32  

Additional Information
 Earth MOID = .780605 au 
 Jupiter MOID = 2.42978 au 
 T_jup = 3.444 
[ 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 13.8 mag n/a MPO279714  

19080 Martínfierro           Discovered 1970 May 10 at El Leoncito.
Martín Fierro is the fictitious Argentinian hero of the poems by José Hernández (1834-1886). The name was suggested by W. A. Fröger.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20060413/MPCPages.arcLast Updated: 2006-04-17

Alternate Designations
 1970 JB = 1991 CP3 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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