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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09440587494410231 5.4376e-08  
a 2.649916710522422 1.6353e-08 au
q 2.399749004936555 1.4689e-07 au
i 7.024029978284327 5.5639e-06 deg
node 284.2746430188583 4.0152e-05 deg
peri 63.16987089319723 4.8272e-05 deg
M 125.0378872521009 2.6691e-05 deg
tp 2458453.249850682449
(2018-Nov-30.74985068)
0.00011544 TDB
period 1575.602867930001
4.31
1.4585e-05
3.993e-08
d
yr
n .2284839710103864 2.1151e-09 deg/d
Q 2.900084416108289 1.7897e-08 au
  Orbit Determination Parameters
   # obs. used (total)      481  
   data-arc span      6748 days (18.48 yr)  
   first obs. used      2001-08-11  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60305  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 08:36:52  

Additional Information
 Earth MOID = 1.40196 au 
 Jupiter MOID = 2.45402 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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