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70488 (1999 TC53)
Classification: Main-belt Asteroid          SPK-ID: 2070488
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1849674001171547 3.4824e-08  
a 2.665289020461126 1.1089e-08 au
q 2.172297439785633 9.1172e-08 au
i 3.083317249716914 3.3292e-06 deg
node 259.864027714311 6.7809e-05 deg
peri 309.3918704401698 6.8435e-05 deg
M 79.36916850650682 9.8991e-06 deg
tp 2458650.099899541861
(2019-Jun-15.59989954)
4.2803e-05 TDB
period 1589.33296818636
4.35
9.9184e-06
2.716e-08
d
yr
n .2265101191544574 1.4136e-09 deg/d
Q 3.158280601136618 1.314e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1238  
   data-arc span      10067 days (27.56 yr)  
   first obs. used      1993-04-16  
   last obs. used      2020-11-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48024  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 04:05:35  

Additional Information
 Earth MOID = 1.16869 au 
 Jupiter MOID = 1.82199 au 
 T_jup = 3.357 
[ 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 MPO474583  
diameter diameter 2.771 km 0.276 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.230   0.040 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70488 (1999 TC53)          Discovered 1999-Oct-06 by Spacewatch at Kitt Peak
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 TC53 = 2000 YT40 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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