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180502 (2004 CT93)
Classification: Main-belt Asteroid          SPK-ID: 2180502
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .141834982574666 4.7938e-08  
a 2.415244780746832 1.4458e-08 au
q 2.072678579356053 1.0877e-07 au
i 2.745803388304371 5.1591e-06 deg
node 344.8947720713425 8.7667e-05 deg
peri 268.8730026867904 8.9757e-05 deg
M 89.39440374869024 1.9523e-05 deg
tp 2458860.054195450015
(2020-Jan-11.55419545)
7.3293e-05 TDB
period 1371.008525125828
3.75
1.231e-05
3.37e-08
d
yr
n .2625804241202366 2.3577e-09 deg/d
Q 2.757810982137612 1.6508e-08 au
  Orbit Determination Parameters
   # obs. used (total)      333  
   data-arc span      10072 days (27.58 yr)  
   first obs. used      1993-03-21  
   last obs. used      2020-10-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52109  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:26:46  

Additional Information
 Earth MOID = 1.05872 au 
 Jupiter MOID = 2.28951 au 
 T_jup = 3.502 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457552.5 (2016-Jun-13.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1410116435302168 4.8012e-08  
q 2.075018301814852 1.0888e-07 au
tp 2457488.575989789886
(2016-Apr-10.07598979)
7.0581e-05 TDB
node 344.9507556861622 8.7704e-05 deg
peri 268.9106266258834 8.9809e-05 deg
i 2.745176692783237 5.1569e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      333  
   data-arc span      10072 days (27.58 yr)  
   first obs. used      1993-03-21  
   last obs. used      2020-10-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52109  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:26:46  

Additional Information
 Jupiter MOID = 2.28951 au 
 T_jup = 3.502 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.305165348135931E-15 -5.205868165833479E-15 6.360909697246013E-13 -5.983509841109506E-15 1.036166569223597E-13 -1.542983659765791E-15
q -5.205868165833479E-15 1.185441490727292E-14 -1.395257517843502E-12 1.173476626476043E-14 -2.208613689814816E-13 3.448720257335983E-15
tp 6.360909697246013E-13 -1.395257517843502E-12 4.981715787364321E-9 -2.77351186832021E-11 1.375758815357693E-9 -5.645773196236032E-13
node -5.983509841109506E-15 1.173476626476043E-14 -2.77351186832021E-11 7.691915207212007E-9 -7.689809559856958E-9 -7.256415301596426E-11
peri 1.036166569223597E-13 -2.208613689814816E-13 1.375758815357693E-9 -7.689809559856958E-9 8.065715724777586E-9 7.238358080325106E-11
i -1.542983659765791E-15 3.448720257335983E-15 -5.645773196236032E-13 -7.256415301596426E-11 7.238358080325106E-11 2.659328611822876E-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 16.81   n/a E2021B55  

180502 (2004 CT93)          Discovered 2004-Feb-11 by Spacewatch at Kitt Peak
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2105-Jan-19 09:55 00:02 David 0.0426622912266195 0.0426394362455979 0.0426851464217352 6.61921468277507 6.61921462927771 2489913.913247930 2.01267383258068 1149.2365292418 42.3360390217971 -7.53823814780454 20518.4581594063 T 19 CATAB v2.0f-lin.ifort 2021-Apr-13 21:26:47 2021-Apr-13 21:26
2172-Aug-30 15:47 00:04 David 0.040713098117401 0.0406848244520726 0.0407413894123138 6.79617439373819 6.79617433913923 2514609.157559413 3.52889250899574 1942.48506749411 44.944256470562 -43.477664186299 93239.7558446099 T 19 CATAB v2.0f-lin.ifort 2021-Apr-13 21:26:47 2021-Apr-13 21:26

Alternate Designations
 2004 CT93 = 1993 FX74 = 2005 PL7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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