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243184 (2007 TW216)
Classification: Main-belt Asteroid          SPK-ID: 2243184
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06261423913386999 5.5243e-08  
a 2.805321332678585 2.97e-08 au
q 2.629668271906901 1.5893e-07 au
i 3.290543402215676 5.1059e-06 deg
node 264.0460256799884 0.00012251 deg
peri 47.83718174075923 0.00013389 deg
M 332.618311958341 5.7403e-05 deg
tp 2459131.035929432304
(2020-Oct-08.53592943)
0.00027461 TDB
period 1716.217587613065
4.70
2.7255e-05
7.462e-08
d
yr
n .2097636119093105 3.3312e-09 deg/d
Q 2.980974393450269 3.156e-08 au
  Orbit Determination Parameters
   # obs. used (total)      224  
   data-arc span      6049 days (16.56 yr)  
   first obs. used      2002-10-09  
   last obs. used      2019-05-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59565  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 08:37:37  

Additional Information
 Earth MOID = 1.61665 au 
 Jupiter MOID = 2.18177 au 
 T_jup = 3.318 
[ 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 16.2   n/a MPO391273  
diameter diameter 3.862 km 0.488 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.047   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243184 (2007 TW216)          Discovered 2007-Oct-07 by Spacewatch at Kitt Peak
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28

[ show close-approach data ]
Alternate Designations
 2007 TW216 = 2006 OK8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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