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186246 (2001 XD170)
Classification: Main-belt Asteroid          SPK-ID: 2186246
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02967563763848901 5.7821e-08  
a 3.056192480329723 3.4573e-08 au
q 2.965498019729983 1.6506e-07 au
i 4.267202883529253 5.7339e-06 deg
node 95.8246437465023 9.3508e-05 deg
peri 41.44324497187205 0.00015603 deg
M 151.6795282903431 0.00012602 deg
tp 2458378.268804884280
(2018-Sep-16.76880488)
0.00067943 TDB
period 1951.504158656489
5.34
3.3114e-05
9.066e-08
d
yr
n .184473088823875 3.1302e-09 deg/d
Q 3.146886940929463 3.5599e-08 au
  Orbit Determination Parameters
   # obs. used (total)      263  
   data-arc span      6823 days (18.68 yr)  
   first obs. used      2001-12-11  
   last obs. used      2020-08-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60922  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:50:29  

Additional Information
 Earth MOID = 1.98079 au 
 Jupiter MOID = 1.84858 au 
 T_jup = 3.230 
[ 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 15.82   n/a E2021B55  
diameter diameter 4.064 km 0.628 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.056   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

186246 (2001 XD170)          Discovered 2001-Dec-14 by LINEAR at Socorro
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ show close-approach data ]
Alternate Designations
 2001 XD170 = 2005 PV15 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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