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186989 (2004 TX6)
Classification: Main-belt Asteroid          SPK-ID: 2186989
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08630119774049878 3.4864e-08  
a 3.081391613783235 2.6052e-08 au
q 2.815463826806214 1.0816e-07 au
i 10.48804112771954 4.7631e-06 deg
node 67.24290325594436 2.7048e-05 deg
peri 235.2202915503191 4.8245e-05 deg
M 93.41614747580435 3.6579e-05 deg
tp 2458883.829623629732
(2020-Feb-04.32962363)
0.00020301 TDB
period 1975.689861767203
5.41
2.5056e-05
6.86e-08
d
yr
n .1822148339000886 2.3109e-09 deg/d
Q 3.347319400760257 2.8301e-08 au
  Orbit Determination Parameters
   # obs. used (total)      526  
   data-arc span      7298 days (19.98 yr)  
   first obs. used      2001-01-18  
   last obs. used      2021-01-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54201  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:53:32  

Additional Information
 Earth MOID = 1.81537 au 
 Jupiter MOID = 1.8318 au 
 T_jup = 3.196 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457638.5 (2016-Sep-07.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08808974788487191 3.4559e-08  
q 2.810090221875203 1.0833e-07 au
tp 2456916.747339525283
(2014-Sep-16.24733953)
0.00021099 TDB
node 67.28456143660706 2.7016e-05 deg
peri 237.0011504137805 4.7766e-05 deg
i 10.49616271268954 4.7707e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      526  
   data-arc span      7298 days (19.98 yr)  
   first obs. used      2001-01-18  
   last obs. used      2021-01-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54201  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:53:32  

Additional Information
 Jupiter MOID = 1.8318 au 
 T_jup = 3.196 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.194310623635781E-15 -3.649005774329851E-15 7.699992721855913E-13 2.390071155057007E-15 1.12113081016925E-13 -1.990256066037928E-15
q -3.649005774329851E-15 1.173636237818457E-14 -4.902839790308103E-12 -5.532464988498206E-15 -7.872511039706244E-13 8.064274945585359E-15
tp 7.699992721855913E-13 -4.902839790308103E-12 4.451577056702741E-8 -4.654596961217261E-11 8.341309372577405E-9 -2.130593331633206E-11
node 2.390071155057007E-15 -5.532464988498206E-15 -4.654596961217261E-11 7.29844840183348E-10 -7.261696732754932E-10 -5.27818135932937E-11
peri 1.12113081016925E-13 -7.872511039706244E-13 8.341309372577405E-9 -7.261696732754932E-10 2.281604555661415E-9 4.802670775941106E-11
i -1.990256066037928E-15 8.064274945585359E-15 -2.130593331633206E-11 -5.27818135932937E-11 4.802670775941106E-11 2.275922177172662E-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 15.18   n/a MPCxxxxx  

186989 (2004 TX6)          Discovered 2004-Oct-03 by NEAT at Palomar
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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