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26092 Norikonoriyuki (1987 SF)
Classification: Main-belt Asteroid          SPK-ID: 2026092
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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2320088545642055 4.4307e-08  
a 2.326098755846514 6.6387e-09 au
q 1.786423247899341 1.0321e-07 au
i 4.741501564794433 3.4594e-06 deg
node 139.5420524205886 5.1492e-05 deg
peri 243.6262644199752 5.2076e-05 deg
M 61.73875678909477 6.2523e-06 deg
tp 2458778.273406206975
(2019-Oct-21.77340621)
2.2674e-05 TDB
period 1295.807980694875
3.55
5.5473e-06
1.519e-08
d
yr
n .2778189402776718 1.1893e-09 deg/d
Q 2.865774263793687 8.1789e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1406  
   data-arc span      11896 days (32.57 yr)  
   first obs. used      1987-09-22  
   last obs. used      2020-04-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50582  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 05:59:50  

Additional Information
 Earth MOID = .795603 au 
 Jupiter MOID = 2.59933 au 
 T_jup = 3.533 
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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 14.9   n/a MPO412371  
diameter diameter 3.108 km 0.476 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.220   0.031 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

26092 Norikonoriyuki           Discovered 1987 Sept. 16 by T. Seki at Geisei.
Noriko Shimizu (b. 1974) is a daughter of the discoverer. She and her husband, Noriyuki Shimizu (b. 1966), regularly participate in public viewing nights at Geisei Observatory.
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 2020-06-03Last Updated: 2020-06-22

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Alternate Designations
 1987 SF = 1998 YJ1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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