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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2823511608175198 6.6073e-08  
a 2.316131525805567 1.4946e-08 au
q 1.662169100888312 1.5674e-07 au
i 20.65358749413469 8.6589e-06 deg
node 288.8139578006663 2.278e-05 deg
peri 281.8431511978522 2.9756e-05 deg
M 359.8948590203482 2.156e-05 deg
tp 2457400.876021582040
(2016-Jan-13.37602158)
7.711e-05 JED
period 1287.488189504257
3.52
1.2463e-05
3.412e-08
d
yr
n .2796142154427193 2.7066e-09 deg/d
Q 2.970093950722823 1.9167e-08 au
  Orbit Determination Parameters
   # obs. used (total)      640  
   data-arc span      16394 days (44.88 yr)  
   first obs. used      1970-05-10  
   last obs. used      2015-03-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54308  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Apr-07 17:02:37  

Additional Information
 Earth MOID = .780093 au 
 Jupiter MOID = 2.42891 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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