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19838 (2000 SA273)
Classification: Main-belt Asteroid          SPK-ID: 2019838
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07995359056859667 4.133e-08  
a 2.256698310538878 7.2241e-09 au
q 2.076267177781209 9.1525e-08 au
i 2.18364907002882 3.167e-06 deg
node 269.1753214062983 0.00011648 deg
peri 287.4579986474365 0.00011846 deg
M 170.2481641617328 2.3056e-05 deg
tp 2458614.916785659266
(2019-May-11.41678566)
7.8573e-05 TDB
period 1238.250986145134
3.39
5.9458e-06
1.628e-08
d
yr
n .290732657617932 1.396e-09 deg/d
Q 2.437129443296548 7.8017e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1319  
   data-arc span      15148 days (41.47 yr)  
   first obs. used      1979-07-24  
   last obs. used      2021-01-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53274  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 03:07:44  

Additional Information
 Earth MOID = 1.07468 au 
 Jupiter MOID = 2.52517 au 
 T_jup = 3.618 
[ 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 15.52   n/a E2021B10  
diameter diameter 4.546 km 0.458 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.049   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19838 (2000 SA273)          Discovered 2000-Sep-28 by LINEAR at Socorro
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2000 SA273 = 1979 OW5 = 1997 WM55 = 1999 JL120 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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