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135918 (2002 TO157)
Classification: Main-belt Asteroid          SPK-ID: 2135918
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1821853242299041 4.2753e-08  
a 2.689554712645319 1.495e-08 au
q 2.199557315287965 1.1074e-07 au
i 12.89350027856919 4.1838e-06 deg
node 131.548829883516 2.0378e-05 deg
peri 183.73716649921 2.4112e-05 deg
M 92.02197562338 1.4565e-05 deg
tp 2458788.679412218998
(2019-Nov-01.17941222)
6.3259e-05 TDB
period 1611.087032166409
4.41
1.3433e-05
3.678e-08
d
yr
n .2234516154697816 1.8631e-09 deg/d
Q 3.179552110002673 1.7674e-08 au
  Orbit Determination Parameters
   # obs. used (total)      644  
   data-arc span      7202 days (19.72 yr)  
   first obs. used      2001-05-22  
   last obs. used      2021-02-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50329  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:15:09  

Additional Information
 Earth MOID = 1.18391 au 
 Jupiter MOID = 2.1253 au 
 T_jup = 3.313 
[ 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 15.40   n/a MPCxxxxx  
diameter diameter 5.091 km 0.268 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.062   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

135918 (2002 TO157)          Discovered 2002-Oct-05 by NEAT at Palomar
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

Alternate Designations
 2002 TO157 = 2001 KT65 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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