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90671 (5728 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2090671
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07066726457916066 4.287e-08  
a 3.146293107165942 2.4258e-08 au
q 2.923953179718257 1.3438e-07 au
i 11.1677541093214 4.8805e-06 deg
node 120.7162228666472 2.5063e-05 deg
peri 289.9402385575874 4.2951e-05 deg
M 210.1087178733126 3.5709e-05 deg
tp 2459849.232961477410
(2022-Sep-26.73296148)
0.00020506 TDB
period 2038.436537447344
5.58
2.3574e-05
6.454e-08
d
yr
n .176605939594673 2.0424e-09 deg/d
Q 3.368633034613627 2.5972e-08 au
  Orbit Determination Parameters
   # obs. used (total)      541  
   data-arc span      15185 days (41.57 yr)  
   first obs. used      1977-10-11  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58272  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 06:02:39  

Additional Information
 Earth MOID = 1.95959 au 
 Jupiter MOID = 1.90829 au 
 T_jup = 3.176 
[ 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 14.9   n/a MPO436406  
diameter diameter 5.148 km 0.404 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.073   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

90671 (5728 T-3)          Discovered 1977-Oct-16 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 5728 T-3 = 2003 HR44 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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