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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1854410813284404 4.1908e-08  
a 2.251139170294155 7.4694e-09 au
q 1.833685488333999 9.6107e-08 au
i 3.757901213470086 4.0746e-06 deg
node 295.4310350640418 6.6049e-05 deg
peri 84.33221633395348 6.6901e-05 deg
M 266.7100311537549 1.1018e-05 deg
tp 2459320.193930729318
(2021-Apr-15.69393073)
3.8403e-05 TDB
period 1233.678352409342
3.38
6.1401e-06
1.681e-08
d
yr
n .2918102593734658 1.4524e-09 deg/d
Q 2.668592852254312 8.8545e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1369  
   data-arc span      10917 days (29.89 yr)  
   first obs. used      1990-09-16  
   last obs. used      2020-08-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52436  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 01:01:38  

Additional Information
 Earth MOID = .840616 au 
 Jupiter MOID = 2.81 au 
 T_jup = 3.601 
[ 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 15.0   n/a MPO381389  
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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