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245164 (2004 TC90)
Classification: Main-belt Asteroid          SPK-ID: 2245164
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1648556498518254 4.7469e-08  
a 2.24322470961682 1.7594e-08 au
q 1.873416442349267 1.0609e-07 au
i 2.391756436225438 5.3751e-06 deg
node 278.1918785081027 0.00013756 deg
peri 16.27055867194458 0.00013896 deg
M 306.5630111228903 1.6686e-05 deg
tp 2459182.657507216425
(2020-Nov-29.15750722)
5.6896e-05 TDB
period 1227.178102207843
3.36
1.4438e-05
3.953e-08
d
yr
n .2933559516359656 3.4513e-09 deg/d
Q 2.613032976884373 2.0495e-08 au
  Orbit Determination Parameters
   # obs. used (total)      165  
   data-arc span      8892 days (24.34 yr)  
   first obs. used      1993-03-21  
   last obs. used      2017-07-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5869  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 09:39:07  

Additional Information
 Earth MOID = .857493 au 
 Jupiter MOID = 2.56728 au 
 T_jup = 3.614 
[ 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 17.5   n/a MPO418310  
diameter diameter 1.594 km 0.190 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.048   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

245164 (2004 TC90)          Discovered 2004-Oct-05 by Spacewatch at Kitt Peak
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28

[ show close-approach data ]
Alternate Designations
 2004 TC90 = 2009 AM17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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