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118066 (4317 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2118066
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2337684029340732 4.3621e-08  
a 2.361381641111636 7.0364e-09 au
q 1.809365226151128 1.0578e-07 au
i 3.070916414423084 4.3915e-06 deg
node 141.3487982613226 5.9095e-05 deg
peri 202.2137216117015 5.9686e-05 deg
M 71.6229434024218 6.4168e-06 deg
tp 2459132.807750879858
(2020-Oct-10.30775088)
2.3659e-05 TDB
period 1325.402240869664
3.63
5.9241e-06
1.622e-08
d
yr
n .2716156566656969 1.214e-09 deg/d
Q 2.913398056072145 8.6812e-09 au
  Orbit Determination Parameters
   # obs. used (total)      853  
   data-arc span      17292 days (47.34 yr)  
   first obs. used      1973-09-29  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48082  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:55:33  

Additional Information
 Earth MOID = .801177 au 
 Jupiter MOID = 2.4983 au 
 T_jup = 3.512 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457524.5 (2016-May-16.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2338817478073013 4.3569e-08  
q 1.808884312870067 1.0571e-07 au
tp 2457808.401691703132
(2017-Feb-23.90169170)
2.4802e-05 TDB
node 141.3773971346914 5.9141e-05 deg
peri 202.4193397143381 5.9733e-05 deg
i 3.069877048674361 4.3901e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      853  
   data-arc span      17292 days (47.34 yr)  
   first obs. used      1973-09-29  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48082  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:55:33  

Additional Information
 Jupiter MOID = 2.4983 au 
 T_jup = 3.512 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.898232462906752E-15 -4.6012362694092E-15 1.109740093088542E-13 2.048835115963462E-14 5.78914449639699E-14 -2.415858465027446E-15
q -4.6012362694092E-15 1.117554927295942E-14 -3.038526711466534E-13 -5.091708708844284E-14 -1.515819413253644E-13 5.910066485754598E-15
tp 1.109740093088542E-13 -3.038526711466534E-13 6.151266016337314E-10 1.888385785011253E-12 2.151119151303103E-10 -3.153839080512465E-13
node 2.048835115963462E-14 -5.091708708844284E-14 1.888385785011253E-12 3.497600253031892E-9 -3.490810199683135E-9 7.089808756883069E-11
peri 5.78914449639699E-14 -1.515819413253644E-13 2.151119151303103E-10 -3.490810199683135E-9 3.567976775721269E-9 -7.096207082203601E-11
i -2.415858465027446E-15 5.910066485754598E-15 -3.153839080512465E-13 7.089808756883069E-11 -7.096207082203601E-11 1.927296694440231E-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 16.22   n/a E2021B55  
rotation period rot_per 8.660 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

118066 (4317 T-2)          Discovered 1973-Sep-29 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 4317 T-2 = 2002 PK60 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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