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15794 (1993 TG31)
Classification: Main-belt Asteroid          SPK-ID: 2015794
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1402155008697601 3.1553e-08  
a 2.431762560236096 9.1985e-09 au
q 2.090791754856261 7.4572e-08 au
i 3.783283456274067 3.4754e-06 deg
node 69.35511315355976 6.5815e-05 deg
peri 171.565574831994 6.7846e-05 deg
M 141.7313931807213 1.7109e-05 deg
tp 2458455.189658617355
(2018-Dec-02.68965862)
6.5147e-05 TDB
period 1385.096967525295
3.79
7.859e-06
2.152e-08
d
yr
n .2599096008730707 1.4747e-09 deg/d
Q 2.77273336561593 1.0488e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1486  
   data-arc span      9544 days (26.13 yr)  
   first obs. used      1993-10-09  
   last obs. used      2019-11-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50829  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-03 23:25:41  

Additional Information
 Earth MOID = 1.07823 au 
 Jupiter MOID = 2.23399 au 
 T_jup = 3.491 
[ 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 14.5   n/a MPO296264  
diameter diameter 6.902 km 0.157 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.071   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15794 (1993 TG31)          Discovered 1993-Oct-09 by Elst, E. W. at La Silla
Reference: 20000726/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1993 TG31 = 1997 TD18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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