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20819 (2000 TX55)
Classification: Main-belt Asteroid          SPK-ID: 2020819
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07582142216693993 3.2215e-08  
a 2.964733403756683 1.404e-08 au
q 2.739943100738018 1.0127e-07 au
i 11.39808029378208 3.2911e-06 deg
node 98.15395125893811 2.4338e-05 deg
peri 339.0950621316269 4.2868e-05 deg
M 308.4918284940651 3.438e-05 deg
tp 2459467.278317414627
(2021-Sep-09.77831741)
0.00017828 TDB
period 1864.562291018223
5.10
1.3245e-05
3.626e-08
d
yr
n .1930748045984599 1.3716e-09 deg/d
Q 3.189523706775347 1.5105e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1574  
   data-arc span      11041 days (30.23 yr)  
   first obs. used      1990-11-15  
   last obs. used      2021-02-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51542  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 03:32:11  

Additional Information
 Earth MOID = 1.75848 au 
 Jupiter MOID = 2.0156 au 
 T_jup = 3.231 
[ 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 13.83   n/a E2021B10  
diameter diameter 6.293 km 0.233 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.123   0.028 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

20819 (2000 TX55)          Discovered 2000-Oct-01 by LINEAR at Socorro
Reference: 20010109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2000 TX55 = 1990 VT12 = 1998 KL67 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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