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JPL Small-Body Database Browser
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48547 (1993 TJ20)
Classification: Main-belt Asteroid          SPK-ID: 2048547
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09116373929057524 4.3402e-08  
a 2.703742911323179 1.9382e-08 au
q 2.457259597446572 1.2025e-07 au
i 13.30377693935766 6.8802e-06 deg
node 30.39608034910997 2.1824e-05 deg
peri 264.6271361031706 4.4531e-05 deg
M 342.3609063489648 3.8935e-05 deg
tp 2458680.064673115108
(2019-Jul-15.56467312)
0.00017576 TDB
period 1623.852273144301
4.45
1.7462e-05
4.781e-08
d
yr
n .2216950432953634 2.3839e-09 deg/d
Q 2.950226225199787 2.1149e-08 au
  Orbit Determination Parameters
   # obs. used (total)      850  
   data-arc span      9342 days (25.58 yr)  
   first obs. used      1993-10-09  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54715  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 04:38:53  

Additional Information
 Earth MOID = 1.48545 au 
 Jupiter MOID = 2.239 au 
 T_jup = 3.322 
[ 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 14.4   n/a MPO436122  
diameter diameter 3.224 km 0.261 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.355   0.036 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

48547 (1993 TJ20)          Discovered 1993-Oct-09 by Elst, E. W. at La Silla
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2080-May-05 15:16 00:02 Hebe 0.0192813275968635 0.0192712854367086 0.0192913723221357 7.27427261020955 7.27427256588635 2480890.136106949 1.77229125398946 611.89665593824 39.0228867894974 35.1648482543242 42734.5389115532 T 23 CATAB v2.0e-lin.ifort 2019-May-30 04:38:58 2019-May-30 04:38

Alternate Designations
 1993 TJ20 = 2000 EX167 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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