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146366 (2001 PT40)
Classification: Main-belt Asteroid          SPK-ID: 2146366
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09416596534800305 5.5729e-08  
a 2.649473355288988 1.6732e-08 au
q 2.399983139124387 1.5107e-07 au
i 7.023708942891506 5.6165e-06 deg
node 284.2764815815229 4.1145e-05 deg
peri 63.08952856900759 4.9123e-05 deg
M 33.73767679153433 2.6579e-05 deg
tp 2458452.878221259874
(2018-Nov-30.37822126)
0.00011593 TDB
period 1575.207465375346
4.31
1.4922e-05
4.085e-08
d
yr
n .2285413241831088 2.1649e-09 deg/d
Q 2.898963571453588 1.8308e-08 au
  Orbit Determination Parameters
   # obs. used (total)      460  
   data-arc span      6270 days (17.17 yr)  
   first obs. used      2001-08-11  
   last obs. used      2018-10-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60137  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 05:28:40  

Additional Information
 Earth MOID = 1.40125 au 
 Jupiter MOID = 2.45237 au 
 T_jup = 3.374 
[ 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 15.7   n/a MPO453928  
diameter diameter 2.146 km 0.317 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.221   0.102 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

146366 (2001 PT40)          Discovered 2001-Aug-11 by NEAT at Palomar
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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