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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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1402154592508871 3.1547e-08  
a 2.43176256273927 9.1889e-09 au
q 2.090791858215669 7.4562e-08 au
i 3.783283301425023 3.4718e-06 deg
node 69.35510154719235 6.5553e-05 deg
peri 171.5655882184325 6.7575e-05 deg
M 141.7313912948932 1.7066e-05 deg
tp 2458455.189665031076
(2018-Dec-02.68966503)
6.4971e-05 TDB
period 1385.096969663952
3.79
7.8508e-06
2.149e-08
d
yr
n .2599096004717575 1.4732e-09 deg/d
Q 2.772733267262871 1.0477e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1505  
   data-arc span      9844 days (26.95 yr)  
   first obs. used      1993-10-09  
   last obs. used      2020-09-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51022  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Oct-22 16:41:25  

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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