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243804 (2000 SR158)
Classification: Main-belt Asteroid          SPK-ID: 2243804
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1521775683410503 7.3295e-08  
a 3.040572861167113 3.5507e-08 au
q 2.577865876790912 2.4467e-07 au
i 12.62581096081534 8.3504e-06 deg
node 208.7605404023086 1.9238e-05 deg
peri 42.91598207623163 3.6451e-05 deg
M 321.0184650014754 3.0125e-05 deg
tp 2459210.194956435038
(2020-Dec-26.69495643)
0.00016397 TDB
period 1936.562639708025
5.30
3.3922e-05
9.287e-08
d
yr
n .1858963880736009 3.2563e-09 deg/d
Q 3.503279845543314 4.0911e-08 au
  Orbit Determination Parameters
   # obs. used (total)      320  
   data-arc span      7183 days (19.67 yr)  
   first obs. used      2000-09-23  
   last obs. used      2020-05-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54186  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 00:54:13  

Additional Information
 Earth MOID = 1.58089 au 
 Jupiter MOID = 1.5602 au 
 T_jup = 3.186 
[ 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 15.5   n/a MPO433597  
diameter diameter 3.640 km 0.240 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.070   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243804 (2000 SR158)          Discovered 2000-Sep-23 by Spacewatch at Kitt Peak
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28

[ show close-approach data ]
Alternate Designations
 2000 SR158 = 2004 FA12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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