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56280 Asemo (1999 KS5)
Classification: Main-belt Asteroid          SPK-ID: 2056280
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 .1942143474911001 3.7529e-08  
a 2.557832892242085 1.1478e-08 au
q 2.061065046084015 9.7432e-08 au
i 9.109773536179873 5.6573e-06 deg
node 201.7722259240502 1.89e-05 deg
peri 131.4737513219725 2.3589e-05 deg
M 350.0657458846867 1.4028e-05 deg
tp 2459041.732478651735
(2020-Jul-11.23247865)
5.8287e-05 TDB
period 1494.192935103546
4.09
1.0058e-05
2.754e-08
d
yr
n .2409327413765695 1.6218e-09 deg/d
Q 3.054600738400155 1.3708e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1533  
   data-arc span      14887 days (40.76 yr)  
   first obs. used      1979-09-14  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53027  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 22:23:19  

Additional Information
 Earth MOID = 1.06487 au 
 Jupiter MOID = 2.39851 au 
 T_jup = 3.392 
[ 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 14.1   n/a MPO337704  
diameter diameter 4.055 km 0.581 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.296   0.068 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

56280 Asemo           Discovered 1999 May 22 by J. Roe at Oaxaca.
The Astronomical Society of Eastern Missouri promotes interest, awareness and education in astronomy and related sciences to the public.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20080321/MPCPages.arcLast Updated: 2008-03-26

Alternate Designations
 1999 KS5 = 1979 RD1 = 2000 QH22 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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