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393533 (2002 TJ309)
Classification: Main-belt Asteroid          SPK-ID: 2393533
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .002315412898630081 9.7578e-08  
a 2.743449308291491 3.5849e-08 au
q 2.737097090376336 2.8951e-07 au
i 7.136269912999635 7.858e-06 deg
node 133.1377065977636 5.8833e-05 deg
peri 191.713999744108 0.0015096 deg
M 13.44349918158384 0.0015078 deg
tp 2458938.519701832170
(2020-Mar-30.01970183)
0.0069518 TDB
period 1659.754431419547
4.54
3.2532e-05
8.907e-08
d
yr
n .2168995564555299 4.2514e-09 deg/d
Q 2.749801526206647 3.5932e-08 au
  Orbit Determination Parameters
   # obs. used (total)      113  
   data-arc span      6164 days (16.88 yr)  
   first obs. used      2002-10-04  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51626  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:10:00  

Additional Information
 Earth MOID = 1.72266 au 
 Jupiter MOID = 2.23553 au 
 T_jup = 3.338 
[ 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 17.1   n/a MPO440698  

393533 (2002 TJ309)          Discovered 2002-Oct-04 by Sloan Digital Sky Survey at Apache Point
Reference: Last Updated: 2014-05-15

[ 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
1917-Jul-07 00:46 02:18 Europ 0.0370551293419002 0.0370271711433816 0.0370830874450758 0.882943771681554 0.882943446825914 2421416.532191837 138.049002750915 1384.78327790147 143.879197674819 2.56805331957784 4297.74547098307 T 16 CATAB v2.0f-lin.ifort 2019-Sep-24 07:10:08 2019-Sep-24 07:10
1974-Jul-09 02:01 00:02 Psych 0.029342599817666 0.0293202947268463 0.0293649088019372 2.82136223072642 2.82136208457746 2442237.583776290 1.63439074419595 1233.66663193899 143.968831259043 25.996989854374 13716.3022981305 T 16 CATAB v2.0f-lin.ifort 2019-Sep-24 07:10:08 2019-Sep-24 07:10
1999-Apr-20 21:29 00:19 Europ 0.0428811229002515 0.0428794070083102 0.0428828389408048 0.809708748634916 0.809708442525412 2451289.395245241 19.0514789446084 177.574542471478 52.1296871575365 -67.4107971838345 112666.139942722 T 16 CATAB v2.0f-lin.ifort 2019-Sep-24 07:10:08 2019-Sep-24 07:10

Alternate Designations
 2002 TJ309 = 2004 BG131 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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