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

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .185088016935915 4.1777e-08  
a 2.250922547771264 7.5681e-09 au
q 1.834303757127943 9.5716e-08 au
i 3.757692990183515 4.0658e-06 deg
node 295.4297642571223 6.5764e-05 deg
peri 84.31182739139813 6.6618e-05 deg
M 325.0584225902895 1.1144e-05 deg
tp 2459320.223460275700
(2021-Apr-15.72346028)
3.8432e-05 TDB
period 1233.500285172423
3.38
6.2209e-06
1.703e-08
d
yr
n .2918523848980528 1.4719e-09 deg/d
Q 2.667541338414584 8.9688e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1390  
   data-arc span      11039 days (30.22 yr)  
   first obs. used      1990-09-16  
   last obs. used      2020-12-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52505  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 01:07:15  

Additional Information
 Earth MOID = .839877 au 
 Jupiter MOID = 2.81222 au 
 T_jup = 3.602 
[ 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 15.01   n/a E2021B10  
diameter diameter 3.227 km 0.219 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.245   0.069 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

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

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