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79138 Mansfeld (1991 RS4)
Classification: Main-belt Asteroid          SPK-ID: 2079138
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2358478438542995 4.1527e-08  
a 2.387083337607716 7.0547e-09 au
q 1.824094879332411 9.886e-08 au
i 1.726720960330364 4.0805e-06 deg
node 321.96824620395 0.00012562 deg
peri 25.3606778150281 0.00012589 deg
M 291.9214966675585 8.2171e-06 deg
tp 2459255.245955456105
(2021-Feb-09.74595546)
3.139e-05 TDB
period 1347.099884325687
3.69
5.9718e-06
1.635e-08
d
yr
n .2672407623137789 1.1847e-09 deg/d
Q 2.95007179588302 8.7186e-09 au
  Orbit Determination Parameters
   # obs. used (total)      817  
   data-arc span      10068 days (27.56 yr)  
   first obs. used      1991-09-13  
   last obs. used      2019-04-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53604  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 06:34:09  

Additional Information
 Earth MOID = .817486 au 
 Jupiter MOID = 2.47526 au 
 T_jup = 3.496 
[ 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 15.9   n/a MPO436334  

79138 Mansfeld           Discovered 1991 Sept. 13 by F. Borngen and L. D. Schmadel at Tautenburg.
Mansfeld is a German town, situated at the border of the Harz Mountains. Martin Luther spent his childhood and youth in this town between 1484 and 1497.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2017-03-12Last Updated: 2017-03-14

Alternate Designations
 1991 RS4 = 2000 AN218 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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