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243649 (1999 TS190)
Classification: Main-belt Asteroid          SPK-ID: 2243649
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1494746484211509 4.1993e-08  
a 3.139020305220908 3.1318e-08 au
q 2.669816348711159 1.4358e-07 au
i 14.96494003092564 5.7123e-06 deg
node 240.7617217497871 1.7797e-05 deg
peri 100.8596001591638 2.7054e-05 deg
M 292.2803036396465 2.0861e-05 deg
tp 2459382.622064785991
(2021-Jun-17.12206479)
0.00012068 TDB
period 2031.372713057432
5.56
3.04e-05
8.323e-08
d
yr
n .1772200629091654 2.6522e-09 deg/d
Q 3.608224261730657 3.5999e-08 au
  Orbit Determination Parameters
   # obs. used (total)      472  
   data-arc span      7617 days (20.85 yr)  
   first obs. used      1999-10-12  
   last obs. used      2020-08-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51669  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 00:55:10  

Additional Information
 Earth MOID = 1.71401 au 
 Jupiter MOID = 1.97525 au 
 T_jup = 3.142 
[ 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 14.7   n/a MPO437137  
diameter diameter 3.302 km 0.652 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.281   0.141 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243649 (1999 TS190)          Discovered 1999-Oct-12 by LINEAR at Socorro
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28

[ show close-approach data ]
Alternate Designations
 1999 TS190 = 2004 LM30 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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