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70477 (1999 TC38)
Classification: Main-belt Asteroid          SPK-ID: 2070477
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0592529999479528 3.4303e-08  
a 2.408486848466533 8.9216e-09 au
q 2.265776777359701 8.1392e-08 au
i 6.605324347583912 4.6573e-06 deg
node 176.4098637763389 2.8518e-05 deg
peri 255.8939620058071 4.8032e-05 deg
M 133.4385342517627 3.7976e-05 deg
tp 2458494.449791967101
(2019-Jan-10.94979197)
0.00014397 TDB
period 1365.258363435876
3.74
7.5859e-06
2.077e-08
d
yr
n .263686353910337 1.4651e-09 deg/d
Q 2.551196919573366 9.4503e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1374  
   data-arc span      10544 days (28.87 yr)  
   first obs. used      1991-06-15  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50484  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 13:38:54  

Additional Information
 Earth MOID = 1.29046 au 
 Jupiter MOID = 2.59045 au 
 T_jup = 3.510 
[ 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 14.9   n/a MPO453109  
diameter diameter 2.470 km 0.468 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.382   0.192 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70477 (1999 TC38)          Discovered 1999-Oct-01 by CSS at Catalina
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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