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

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2825729298809921 3.8981e-08  
a 2.316026450230896 8.6316e-09 au
q 1.661580070507278 9.1682e-08 au
i 20.65702220286284 4.0432e-06 deg
node 288.7861695388668 1.3292e-05 deg
peri 281.9338766505788 1.6589e-05 deg
M 87.11674759766693 1.1878e-05 deg
tp 2458688.960691423363
(2019-Jul-24.46069142)
4.1604e-05 TDB
period 1287.400576586643
3.52
7.197e-06
1.97e-08
d
yr
n .2796332443430219 1.5633e-09 deg/d
Q 2.970472829954514 1.1071e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1929  
   data-arc span      18436 days (50.48 yr)  
   first obs. used      1970-05-10  
   last obs. used      2020-10-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41179  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:11:04  

Additional Information
 Earth MOID = .779997 au 
 Jupiter MOID = 2.4319 au 
 T_jup = 3.444 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.9   n/a MPO384917  

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 | Mission Design | Physical Parameters | Discovery Circumstances ]
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