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JPL Small-Body Database Browser
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382277 (2012 TK218)
Classification: Outer Main-belt Asteroid          SPK-ID: 2382277
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .128841170258553 6.323e-08  
a 3.218890310703589 6.3413e-08 au
q 2.804164716138621 2.0065e-07 au
i .4035550063055476 1.0682e-05 deg
node 221.7844768949085 0.0010061 deg
peri 44.47914178039906 0.0010071 deg
M 143.2901769645102 4.1561e-05 deg
tp 2457760.901582129569
(2017-Jan-07.40158213)		 0.00024946 TDB
period 2109.393936391168
5.78		 6.2334e-05
1.707e-07		 d
yr
n .1706651345627274 5.0432e-09 deg/d
Q 3.633615905268556 7.1584e-08 au
   Orbit Determination Parameters
   # obs. used (total)      124  
   data-arc span      7090 days (19.41 yr)  
   first obs. used      1999-05-19  
   last obs. used      2018-10-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .69482  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-31 05:08:34  

Additional Information
 Earth MOID = 1.78787 au 
 Jupiter MOID = 1.44697 au 
 T_jup = 3.176 
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[ 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 16.4   n/a MPO418952  
diameter diameter 2.632 km 0.696 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.084   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

382277 (2012 TK218)          Discovered 2010-Mar-12 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-12-19

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Alternate Designations
 2012 TK218 = 2010 JS48 = 2010 MZ38 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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