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187265 (2005 TS9)
Classification: Main-belt Asteroid          SPK-ID: 2187265
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1237710589588044 6.0879e-08  
a 3.067305709194221 3.133e-08 au
q 2.687662033416866 1.8196e-07 au
i 2.78433640030531 6.1436e-06 deg
node 166.9775692019244 0.0001378 deg
peri 229.4874483750948 0.00014005 deg
M 291.1797935950591 2.683e-05 deg
tp 2459575.600368998759
(2021-Dec-27.10036900)
0.00014926 TDB
period 1962.158207503697
5.37
3.0063e-05
8.231e-08
d
yr
n .1834714441594392 2.811e-09 deg/d
Q 3.446949384971576 3.5208e-08 au
  Orbit Determination Parameters
   # obs. used (total)      206  
   data-arc span      7567 days (20.72 yr)  
   first obs. used      1999-09-05  
   last obs. used      2020-05-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .63608  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:54:41  

Additional Information
 Earth MOID = 1.69456 au 
 Jupiter MOID = 1.97136 au 
 T_jup = 3.218 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457044.5 (2015-Jan-22.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1285959550546271 6.1215e-08  
q 2.667273639441589 1.8466e-07 au
tp 2457619.363253578709
(2016-Aug-18.86325358)
0.0001304 TDB
node 167.2964817730551 0.00013834 deg
peri 229.7384266380679 0.00014039 deg
i 2.780342120635714 6.1426e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      206  
   data-arc span      7567 days (20.72 yr)  
   first obs. used      1999-09-05  
   last obs. used      2020-05-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .63608  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:54:41  

Additional Information
 Jupiter MOID = 1.97136 au 
 T_jup = 3.218 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.747234566835767E-15 -1.119949705587485E-14 1.144614167943711E-12 9.537802096684207E-15 2.177547851923234E-13 -1.25077882397715E-15
q -1.119949705587485E-14 3.409863791262058E-14 -2.329825548534199E-12 -2.904084370045585E-14 -4.870286812632464E-13 3.866222438112124E-15
tp 1.144614167943711E-12 -2.329825548534199E-12 1.700503756863261E-8 4.865076172133315E-11 3.175573554695002E-9 -2.289603601331679E-15
node 9.537802096684207E-15 -2.904084370045585E-14 4.865076172133315E-11 1.913775908723453E-8 -1.910584724795886E-8 1.366584457367257E-10
peri 2.177547851923234E-13 -4.870286812632464E-13 3.175573554695002E-9 -1.910584724795886E-8 1.97092381111846E-8 -1.365129756179837E-10
i -1.25077882397715E-15 3.866222438112124E-15 -2.289603601331679E-15 1.366584457367257E-10 -1.365129756179837E-10 3.773198818691073E-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 16.17   n/a E2021B55  
diameter diameter 4.087 km 0.262 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.038   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

187265 (2005 TS9)          Discovered 2005-Oct-01 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

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Alternate Designations
 2005 TS9 = 2001 BB83 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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