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48543 (1993 TJ14)
Classification: Main-belt Asteroid          SPK-ID: 2048543
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .154879356191484 3.8615e-08  
a 2.755383015346538 1.4643e-08 au
q 2.328631067868716 1.1012e-07 au
i 9.376867774863076 4.5411e-06 deg
node 24.30014822415833 2.3684e-05 deg
peri 291.707222371038 2.7534e-05 deg
M 343.3382462741633 1.313e-05 deg
tp 2459077.819600706575
(2020-Aug-16.31960071)
6.0857e-05 TDB
period 1670.595827569123
4.57
1.3317e-05
3.646e-08
d
yr
n .215491978406192 1.7178e-09 deg/d
Q 3.182134962824359 1.6911e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1658  
   data-arc span      9900 days (27.10 yr)  
   first obs. used      1993-09-21  
   last obs. used      2020-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48516  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:36:53  

Additional Information
 Earth MOID = 1.33566 au 
 Jupiter MOID = 2.19671 au 
 T_jup = 3.307 
[ 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 13.8   n/a MPO474363  
diameter diameter 5.075 km 0.305 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 6.56127 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 sidereal period (not synodic); Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
[Chang, C.-H.; Lin, H.-W.; Ip, W.-H.; Chen, W.-P.; et al. (2019) ArXiv:1901.08719.]
geometric albedo albedo 0.189   0.025 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

48543 (1993 TJ14)          Discovered 1993-Oct-09 by Elst, E. W. at La Silla
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1993 TJ14 = 2001 HB47 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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