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19847 (2000 ST339)
Classification: Main-belt Asteroid          SPK-ID: 2019847
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1824900722691232 3.4965e-08  
a 2.379757542279583 7.2591e-09 au
q 1.945475416405991 8.3371e-08 au
i 4.731263052201981 3.1634e-06 deg
node 241.5495859035889 4.624e-05 deg
peri 272.2185428889314 4.7212e-05 deg
M 126.8689841704357 8.3659e-06 deg
tp 2458923.947074117667
(2020-Mar-15.44707412)
3.1265e-05 TDB
period 1340.903408583314
3.67
6.1353e-06
1.68e-08
d
yr
n .2684757139817742 1.2284e-09 deg/d
Q 2.814039668153175 8.5838e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1831  
   data-arc span      14100 days (38.60 yr)  
   first obs. used      1982-11-13  
   last obs. used      2021-06-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47625  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 18:17:00  

Additional Information
 Earth MOID = .963255 au 
 Jupiter MOID = 2.2094 au 
 T_jup = 3.512 
[ 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 14.65   n/a E2021B10  
diameter diameter 8.518 km 2.089 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
geometric albedo albedo 0.039   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

19847 (2000 ST339)          Discovered 2000-Sep-25 by Spacewatch at Kitt Peak
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2000 ST339 = 1982 VF12 = 1996 TW58 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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