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190584 (2000 SH311)
Classification: Main-belt Asteroid          SPK-ID: 2190584
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2452770007498485 6.4e-08  
a 2.54137038176919 1.2892e-08 au
q 1.918030676734346 1.668e-07 au
i 12.03709113393547 3.9275e-06 deg
node 295.9344483884909 2.7605e-05 deg
peri 24.22366102976376 2.9995e-05 deg
M 44.01133789686857 1.1245e-05 deg
tp 2459019.590054337933
(2020-Jun-19.09005434)
4.6885e-05 TDB
period 1479.790970930193
4.05
1.1261e-05
3.083e-08
d
yr
n .2432776027641964 1.8512e-09 deg/d
Q 3.164710086804034 1.6055e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1070  
   data-arc span      8359 days (22.89 yr)  
   first obs. used      1998-02-22  
   last obs. used      2021-01-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48986  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 12:03:03  

Additional Information
 Earth MOID = .908863 au 
 Jupiter MOID = 2.16546 au 
 T_jup = 3.373 
[ 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 15.43   n/a E2021B55  
diameter diameter 4.700 km 0.336 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 5.36 h n/a LCDB (Rev. 2020-October); 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:
[Chang, C.K.; Ip, W.-H.; Lin, H.-W.; Cheng, Y.C.; et al. (2015) Astrophys. J. Supp. Ser. 219, A27.]
geometric albedo albedo 0.067   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

190584 (2000 SH311)          Discovered 2000-Sep-26 by LINEAR at Socorro
Reference: 20080917/Numbers.arcLast Updated: 2008-09-19

Alternate Designations
 2000 SH311 = 1998 DR16 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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