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15726 (1990 TG5)
Classification: Main-belt Asteroid          SPK-ID: 2015726
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1846538587992664 6.6019e-08  
a 2.250604969759928 1.4986e-08 AU
q 1.835022077460951 1.4475e-07 AU
i 3.760576605837648 6.9332e-06 deg
node 295.52619392935 9.0687e-05 deg
peri 84.28759289269206 9.2455e-05 deg
M 42.85691675887174 1.9749e-05 deg
tp 2456853.686578540347
(2014-Jul-15.18657854)
6.7084e-05 JED
period 1233.239246370516
3.38
1.2317e-05
3.372e-08
d
yr
n .2919141610676905 2.9156e-09 deg/d
Q 2.666187862058904 1.7753e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      728  
   data-arc span      8892 days (24.34 yr)  
   first obs. used      1990-09-16  
   last obs. used      2015-01-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53603  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Feb-04 13:44:01  

Additional Information
 Earth MOID = .841845 AU 
 T_jup = 3.602 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.8 mag n/a MPO266040  

15726 (1990 TG5)          Discovered 1990-Oct-09 by McNaught, R. H. at Siding Spring (413)
Reference: 20000726/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1990 TG5 = 1997 UN21 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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