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249060 (2007 TT289)
Classification: Outer Main-belt Asteroid          SPK-ID: 2249060
[ 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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1980971108530632 6.3769e-08  
a 3.999292593667955 1.0118e-07 au
q 3.20704428540628 2.5152e-07 au
i 9.451714330857126 7.4606e-06 deg
node 43.24270567767578 3.2789e-05 deg
peri 2.682732956954923 3.7169e-05 deg
M 205.5197452336498 2.3766e-05 deg
tp 2460454.055802227092
(2024-May-23.55580223)		 0.00022925 TDB
period 2921.280065755391
8.00		 0.00011086
3.035e-07		 d
yr
n .1232336482284216 4.6765e-09 deg/d
Q 4.79154090192963 1.2122e-07 au
   Orbit Determination Parameters
   # obs. used (total)      278  
   data-arc span      6291 days (17.22 yr)  
   first obs. used      2003-03-26  
   last obs. used      2020-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59533  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 00:20:36  

Additional Information
 Earth MOID = 2.21574 au 
 Jupiter MOID = .641267 au 
 T_jup = 2.996 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458014.5 (2017-Sep-18.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .198618089291701 6.3643e-08  
q 3.206090034367082 2.5119e-07 au
tp 2457536.100286050239
(2016-May-27.60028605)		 0.0001542 TDB
node 43.24384929481193 3.2786e-05 deg
peri 2.985144009232159 3.7154e-05 deg
i 9.451827045337311 7.4606e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      278  
   data-arc span      6291 days (17.22 yr)  
   first obs. used      2003-03-26  
   last obs. used      2020-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59533  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 00:20:36  

Additional Information
 Jupiter MOID = .641267 au 
 T_jup = 2.996 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.05044335042992E-15 -1.515186629409219E-14 -2.468352151498899E-12 7.574649079023604E-16 -2.619927277083782E-13 1.792282174783303E-15
q -1.515186629409219E-14 6.309884364343261E-14 1.586375131224515E-11 -8.919234844121055E-15 1.80433417008856E-12 -3.051236938362862E-15
tp -2.468352151498899E-12 1.586375131224515E-11 2.377814158395904E-8 -1.223559108292651E-11 2.743737522401206E-9 3.185472063742929E-12
node 7.574649079023604E-16 -8.919234844121055E-15 -1.223559108292651E-11 1.07489237085043E-9 -1.061567092860089E-9 -7.677571247850045E-11
peri -2.619927277083782E-13 1.80433417008856E-12 2.743737522401206E-9 -1.061567092860089E-9 1.380393441417575E-9 7.609634318090894E-11
i 1.792282174783303E-15 -3.051236938362862E-15 3.185472063742929E-12 -7.677571247850045E-11 7.609634318090894E-11 5.566044066239001E-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 14.48   n/a E2020-QN2  
diameter diameter 7.081 km 0.493 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  
geometric albedo albedo 0.067   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  

249060 (2007 TT289)          Discovered 2007-Oct-12 by CSS at Catalina
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

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