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175375 (2005 TY18)
Classification: Main-belt Asteroid          SPK-ID: 2175375
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1563776557435967 7.8838e-08  
a 3.16500027693457 2.6484e-08 au
q 2.670064953199708 2.4735e-07 au
i 1.342336783136104 4.4505e-06 deg
node 291.2586098438062 0.00030696 deg
peri 289.5231927325014 0.0003075 deg
M 28.46077999189954 1.5977e-05 deg
tp 2459037.906435254158
(2020-Jul-07.40643525)
9.1882e-05 TDB
period 2056.643680361643
5.63
2.5814e-05
7.067e-08
d
yr
n .1750424749982443 2.1971e-09 deg/d
Q 3.659935600669432 3.0625e-08 au
  Orbit Determination Parameters
   # obs. used (total)      326  
   data-arc span      6281 days (17.20 yr)  
   first obs. used      2003-04-01  
   last obs. used      2020-06-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .63124  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:05:07  

Additional Information
 Earth MOID = 1.66122 au 
 Jupiter MOID = 1.32693 au 
 T_jup = 3.184 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457675.5 (2016-Oct-14.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1562397017891171 7.8749e-08  
q 2.67199041198587 2.4752e-07 au
tp 2456977.286957956927
(2014-Nov-15.78695796)
0.00010232 TDB
node 291.3103810137777 0.00030716 deg
peri 289.0171097122089 0.0003077 deg
i 1.341513334775329 4.4492e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      326  
   data-arc span      6281 days (17.20 yr)  
   first obs. used      2003-04-01  
   last obs. used      2020-06-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .63124  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:05:07  

Additional Information
 Jupiter MOID = 1.32693 au 
 T_jup = 3.184 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.201385518992205E-15 -1.941336872805951E-14 -2.245645623944607E-12 5.143453888850345E-14 -1.782569283057426E-13 -1.954451940995645E-15
q -1.941336872805951E-14 6.126729330029034E-14 5.934819258236375E-12 -1.109083337340132E-13 3.31981871908567E-13 6.319977739608107E-15
tp -2.245645623944607E-12 5.934819258236375E-12 1.047007002872956E-8 -1.316547322974382E-10 1.973121021900083E-9 4.390254632081498E-13
node 5.143453888850345E-14 -1.109083337340132E-13 -1.316547322974382E-10 9.434502891575968E-8 -9.433518688302095E-8 8.111346841725884E-11
peri -1.782569283057426E-13 3.31981871908567E-13 1.973121021900083E-9 -9.433518688302095E-8 9.467747521717697E-8 -8.109534435501094E-11
i -1.954451940995645E-15 6.319977739608107E-15 4.390254632081498E-13 8.111346841725884E-11 -8.109534435501094E-11 1.979520751364779E-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 15.65   n/a MPCxxxxx  
diameter diameter 4.428 km 0.419 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.052   0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

175375 (2005 TY18)          Discovered 2005-Oct-01 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

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