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58273 (1993 TA31)
Classification: Main-belt Asteroid          SPK-ID: 2058273
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2345240130892619 4.6877e-08  
a 2.580696918786217 1.136e-08 au
q 1.97546152082538 1.2393e-07 au
i 4.283396120100436 3.8081e-06 deg
node 147.5979332607169 6.6951e-05 deg
peri 296.114686712597 6.7519e-05 deg
M 113.2834906499293 9.2255e-06 deg
tp 2458523.994350894158
(2019-Feb-09.49435089)
3.7381e-05 TDB
period 1514.272138807989
4.15
9.999e-06
2.738e-08
d
yr
n .2377379803628867 1.5698e-09 deg/d
Q 3.185932316747053 1.4025e-08 au
  Orbit Determination Parameters
   # obs. used (total)      770  
   data-arc span      9723 days (26.62 yr)  
   first obs. used      1993-10-09  
   last obs. used      2020-05-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55586  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:51:40  

Additional Information
 Earth MOID = .995978 au 
 Jupiter MOID = 2.06955 au 
 T_jup = 3.382 
[ 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 15.95   n/a E2021B10  
diameter diameter 3.186 km 0.862 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
rotation period rot_per 64.0386 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.076   0.064 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

58273 (1993 TA31)          Discovered 1993-Oct-09 by Elst, E. W. at La Silla
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1993 TA31 = 2001 RE24 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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