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186099 (2001 TY18)
Classification: Main-belt Asteroid          SPK-ID: 2186099
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2036744376427752 7.4588e-08  
a 2.523481101010951 9.5532e-09 au
q 2.009512506860375 1.903e-07 au
i 2.916211970729392 7.4451e-06 deg
node 208.4982069399211 6.7765e-05 deg
peri 160.3073310233289 6.8656e-05 deg
M 339.5217677698511 9.906e-06 deg
tp 2459479.789158572123
(2021-Sep-22.28915857)
4.0508e-05 TDB
period 1464.193625161672
4.01
8.3145e-06
2.276e-08
d
yr
n .2458691212784442 1.3962e-09 deg/d
Q 3.037449695161528 1.1499e-08 au
  Orbit Determination Parameters
   # obs. used (total)      510  
   data-arc span      10188 days (27.89 yr)  
   first obs. used      1993-09-16  
   last obs. used      2021-08-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59941  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 03:12:46  

Additional Information
 Earth MOID = 1.00832 au 
 Jupiter MOID = 2.43208 au 
 T_jup = 3.424 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457363.5 (2015-Dec-07.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2033727096058966 7.4495e-08  
q 2.009782842220538 1.8994e-07 au
tp 2458018.275664096303
(2017-Sep-21.77566410)
3.7542e-05 TDB
node 208.5696032320554 6.7779e-05 deg
peri 160.6580948260037 6.8664e-05 deg
i 2.915879795012893 7.4448e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      510  
   data-arc span      10188 days (27.89 yr)  
   first obs. used      1993-09-16  
   last obs. used      2021-08-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59941  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 03:12:46  

Additional Information
 Jupiter MOID = 2.43208 au 
 T_jup = 3.424 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.549495985533233E-15 -1.413952560471762E-14 9.509942238570012E-13 -4.920242442882567E-14 3.508291719943166E-13 -9.280189323836338E-16
q -1.413952560471762E-14 3.607785485054339E-14 -2.329193589896353E-12 1.257254179497275E-13 -8.7843253960213E-13 2.532304184094525E-15
tp 9.509942238570012E-13 -2.329193589896353E-12 1.409393968122297E-9 -1.087172897899996E-11 4.127506938312463E-10 -6.838446747463269E-13
node -4.920242442882567E-14 1.257254179497275E-13 -1.087172897899996E-11 4.594010312734223E-9 -4.590904291578988E-9 -1.117633017265471E-10
peri 3.508291719943166E-13 -8.7843253960213E-13 4.127506938312463E-10 -4.590904291578988E-9 4.714766243499857E-9 1.114699572275656E-10
i -9.280189323836338E-16 2.532304184094525E-15 -6.838446747463269E-13 -1.117633017265471E-10 1.114699572275656E-10 5.542442210327585E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.81   n/a E2021B55  

186099 (2001 TY18)          Discovered 2001-Oct-13 by Uenohara at Uenohara
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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