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90657 (2414 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2090657
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1846753621319865 4.1612e-08  
a 2.806460279363142 1.1156e-08 au
q 2.288176210962718 1.1763e-07 au
i 2.455628511972715 3.687e-06 deg
node 256.2964301655776 0.00010094 deg
peri 80.82528941853695 0.00010144 deg
M 140.4049006658718 9.8676e-06 deg
tp 2458726.744108520703
(2019-Aug-31.24410852)
4.6085e-05 TDB
period 1717.262857557465
4.70
1.024e-05
2.804e-08
d
yr
n .2096359322136875 1.25e-09 deg/d
Q 3.324744347763567 1.3217e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1023  
   data-arc span      15868 days (43.44 yr)  
   first obs. used      1977-10-07  
   last obs. used      2021-03-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5166  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 08:17:37  

Additional Information
 Earth MOID = 1.27966 au 
 Jupiter MOID = 2.07126 au 
 T_jup = 3.296 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.09   n/a MPCxxxxx  
diameter diameter 5.251 km 0.032 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.083   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

90657 (2414 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

Alternate Designations
 2414 T-3 = 2000 NB23 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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