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48557 (1993 TJ37)
Classification: Main-belt Asteroid          SPK-ID: 2048557
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1723352437972688 3.1743e-08  
a 2.740139410796738 1.4215e-08 au
q 2.267916817398578 9.2031e-08 au
i 3.62159812313075 3.7099e-06 deg
node 122.6389513491001 7.8334e-05 deg
peri 341.0811802354013 7.9986e-05 deg
M 252.6706914208549 1.7077e-05 deg
tp 2459494.438918356603
(2021-Oct-06.93891836)
8.0345e-05 TDB
period 1656.751664222764
4.54
1.2892e-05
3.53e-08
d
yr
n .217292674438862 1.6908e-09 deg/d
Q 3.212362004194898 1.6664e-08 au
  Orbit Determination Parameters
   # obs. used (total)      887  
   data-arc span      9884 days (27.06 yr)  
   first obs. used      1993-10-09  
   last obs. used      2020-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55652  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:36:49  

Additional Information
 Earth MOID = 1.28514 au 
 Jupiter MOID = 1.93214 au 
 T_jup = 3.326 
[ 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 15.1   n/a MPO347857  
diameter diameter 5.386 km 0.300 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.032   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

48557 (1993 TJ37)          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
1938-Apr-17 08:06 00:02 Jupiter 1.9570595865661 1.9570590939428 1.95706007919007 2.34794082992987 2.1557409069131 2429005.837657902 1.79477083367216 105.412861821455 7.95509245456131 89.7575377278806 2443470.98266721 T 18 CATAB v2.0f-lin.ifort 2020-Nov-12 23:36:52 2020-Nov-12 23:36
1997-Jan-24 11:05 < 00:01 Jupiter 1.94295253135517 1.94295225686716 1.94295280584319 2.12097630280129 1.90437610298137 2450472.961649300 0.486114242660199 59.3745893779691 10.0512656151717 86.4978968120576 3220128.58008748 T 18 CATAB v2.0f-lin.ifort 2020-Nov-12 23:36:52 2020-Nov-12 23:36
2055-Nov-03 17:51 < 00:01 Jupiter 1.99479782101305 1.99479750978735 1.99479813223876 2.1497968440563 1.94226543704045 2471940.243700272 0.877399261670315 57.8881896907232 12.3241721463092 -87.7920767497933 3784788.71817285 T 18 CATAB v2.0f-lin.ifort 2020-Nov-12 23:36:52 2020-Nov-12 23:36
2092-Oct-07 15:30 00:02 Jupiter 1.96783178026477 1.96783129494539 1.96783226558471 2.46325273230121 2.28182935352851 2485428.145509334 1.69733747410664 99.1254246822486 8.1802418997219 89.3435172102745 2423066.71666957 T 18 CATAB v2.0f-lin.ifort 2020-Nov-12 23:36:52 2020-Nov-12 23:36
2151-Jul-19 16:15 00:03 Jupiter 1.92813630610135 1.92813600685348 1.92813660534923 2.15021991645958 1.9351624588011 2506896.177177091 3.01682468450138 152.073518539639 16.2940668437808 -83.2949990928103 2729494.33438237 T 18 CATAB v2.0f-lin.ifort 2020-Nov-12 23:36:52 2020-Nov-12 23:36

Alternate Designations
 1993 TJ37 = 1999 BJ3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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