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56862 (2000 QS90)
Classification: Main-belt Asteroid          SPK-ID: 2056862
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1968020690448359 5.2868e-08  
a 3.122486601394273 2.3617e-08 au
q 2.507974777675102 1.5968e-07 au
i 20.64539239782033 5.6135e-06 deg
node 178.6902478054035 1.141e-05 deg
peri 204.8455177789652 1.4911e-05 deg
M 180.3762212266321 1.1659e-05 deg
tp 2460006.066113828650
(2023-Mar-02.56611383)
7.1977e-05 TDB
period 2015.344535397265
5.52
2.2864e-05
6.26e-08
d
yr
n .1786295066064407 2.0266e-09 deg/d
Q 3.736998425113444 2.8264e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1165  
   data-arc span      8097 days (22.17 yr)  
   first obs. used      1998-03-25  
   last obs. used      2020-05-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53668  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:57:32  

Additional Information
 Earth MOID = 1.52174 au 
 Jupiter MOID = 1.7632 au 
 T_jup = 3.088 
[ show covariance matrix ]

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 13.7   n/a MPO436180  
diameter diameter 9.357 km 0.233 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.080   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

56862 (2000 QS90)          Discovered 2000-Aug-25 by LINEAR at Socorro
Reference: 20030318/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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