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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2354793068078951 3.8595e-08  
a 2.386643125711509 6.9853e-09 au
q 1.824638056871134 9.2111e-08 au
i 1.726823479224128 3.9742e-06 deg
node 321.962546207411 0.00012239 deg
peri 25.28888609086528 0.00012266 deg
M 37.79981996757881 8.4082e-06 deg
tp 2459255.094310646592
(2021-Feb-09.59431065)
3.1089e-05 TDB
period 1346.727265126904
3.69
5.9125e-06
1.619e-08
d
yr
n .2673147038172399 1.1736e-09 deg/d
Q 2.948648194551883 8.6302e-09 au
  Orbit Determination Parameters
   # obs. used (total)      865  
   data-arc span      10923 days (29.91 yr)  
   first obs. used      1991-09-13  
   last obs. used      2021-08-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51865  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 01:49:05  

Additional Information
 Earth MOID = .817187 au 
 Jupiter MOID = 2.47709 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 15.97   n/a E2021B10  

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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