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332167 (2005 YT228)
Classification: Main-belt Asteroid          SPK-ID: 2332167
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1169290180430507 5.7917e-08  
a 2.729576322270168 3.6489e-08 au
q 2.410409643233556 1.6244e-07 au
i 5.402929140737948 6.1779e-06 deg
node 119.8033974846003 6.819e-05 deg
peri 232.3485168617245 7.2699e-05 deg
M 182.9013712431335 2.6874e-05 deg
tp 2459810.815204521875
(2022-Aug-19.31520452)
0.00012885 TDB
period 1647.180871334469
4.51
3.3029e-05
9.043e-08
d
yr
n .2185552335296032 4.3824e-09 deg/d
Q 3.04874300130678 4.0755e-08 au
  Orbit Determination Parameters
   # obs. used (total)      165  
   data-arc span      8010 days (21.93 yr)  
   first obs. used      1997-02-01  
   last obs. used      2019-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59866  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:13:05  

Additional Information
 Earth MOID = 1.40899 au 
 Jupiter MOID = 2.36259 au 
 T_jup = 3.339 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457010.5 (2014-Dec-19.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1147947678993643 5.7552e-08  
q 2.418158195503951 1.6083e-07 au
tp 2456509.589867032490
(2013-Aug-05.08986703)
0.00012081 TDB
node 119.8810680400972 6.8009e-05 deg
peri 231.3464926762611 7.2788e-05 deg
i 5.407100432810866 6.1849e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      165  
   data-arc span      8010 days (21.93 yr)  
   first obs. used      1997-02-01  
   last obs. used      2019-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59866  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:13:05  

Additional Information
 Jupiter MOID = 2.36259 au 
 T_jup = 3.339 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.312263121087017E-15 -9.06822591591776E-15 4.33627684814159E-13 1.692968821474704E-14 3.812885392547411E-14 -1.18325799602087E-15
q -9.06822591591776E-15 2.586670721179625E-14 -1.535774458400423E-12 -4.940981286939885E-14 -1.060683602838884E-13 4.402542830041306E-15
tp 4.33627684814159E-13 -1.535774458400423E-12 1.4595044483755E-8 -9.676891813910253E-12 3.170562498446184E-9 -5.687749703072431E-13
node 1.692968821474704E-14 -4.940981286939885E-14 -9.676891813910253E-12 4.625225522027103E-9 -4.606772057767111E-9 3.753888347493164E-11
peri 3.812885392547411E-14 -1.060683602838884E-13 3.170562498446184E-9 -4.606772057767111E-9 5.298132287161311E-9 -3.735837232800351E-11
i -1.18325799602087E-15 4.402542830041306E-15 -5.687749703072431E-13 3.753888347493164E-11 -3.735837232800351E-11 3.825261564715838E-11

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 16.7   n/a MPO471445  

332167 (2005 YT228)          Discovered 2005-Dec-25 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20120703/Numbers.arcLast Updated: 2012-07-09

[ show close-approach data ]
Alternate Designations
 2005 YT228 = 2012 KA28 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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