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2682 Soromundi (1979 MF4)
Classification: Main-belt Asteroid          SPK-ID: 2002682
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1700792910043095 2.9111e-08  
a 2.270002021129935 7.1104e-09 au
q 1.883921686797806 6.5393e-08 au
i 5.495126635195158 3.2391e-06 deg
node 127.2612006934055 3.8792e-05 deg
peri 183.2437520871325 4.0604e-05 deg
M 216.3023210669875 1.3785e-05 deg
tp 2459099.137624814344
(2020-Sep-06.63762481)
4.8687e-05 TDB
period 1249.216732420888
3.42
5.8695e-06
1.607e-08
d
yr
n .2881805780029436 1.354e-09 deg/d
Q 2.656082355462063 8.3198e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2549  
   data-arc span      17137 days (46.92 yr)  
   first obs. used      1972-06-06  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44594  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-29 22:14:56  

Additional Information
 Earth MOID = .868671 au 
 Jupiter MOID = 2.59769 au 
 T_jup = 3.588 
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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.3   n/a MPO324331  
diameter diameter 5.344 km 0.040 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 9.385 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.199   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

2682 Soromundi (1979 MF4)          Discovered 1979-Jun-25 by Helin, E. F. and Bus, S. J. at Siding Spring
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1979 MF4 = 1972 LO 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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