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249760 (2000 TD49)
Classification: Main-belt Asteroid          SPK-ID: 2249760
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1509647345903793 6.9155e-08  
a 2.967903475014905 2.2338e-08 au
q 2.519854714619416 2.1266e-07 au
i 10.25952382075052 4.9474e-06 deg
node 60.04116552091276 3.0242e-05 deg
peri 312.906065232552 3.4435e-05 deg
M 312.2807223415687 1.6454e-05 deg
tp 2459248.050863489923
(2021-Feb-02.55086349)
8.64e-05 TDB
period 1867.553643503792
5.11
2.1084e-05
5.772e-08
d
yr
n .1927655471917742 2.1763e-09 deg/d
Q 3.415952235410395 2.571e-08 au
  Orbit Determination Parameters
   # obs. used (total)      328  
   data-arc span      10015 days (27.42 yr)  
   first obs. used      1993-04-18  
   last obs. used      2020-09-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52799  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 00:15:28  

Additional Information
 Earth MOID = 1.53476 au 
 Jupiter MOID = 2.08069 au 
 T_jup = 3.222 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457574.5 (2016-Jul-05.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1547697982855968 6.9557e-08  
q 2.505301528300866 2.1475e-07 au
tp 2457382.796964177122
(2015-Dec-26.29696418)
7.7829e-05 TDB
node 60.09812509731275 3.0176e-05 deg
peri 313.0606186686257 3.4127e-05 deg
i 10.2791701577494 4.9576e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      328  
   data-arc span      10015 days (27.42 yr)  
   first obs. used      1993-04-18  
   last obs. used      2020-09-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52799  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 00:15:28  

Additional Information
 Jupiter MOID = 2.08069 au 
 T_jup = 3.222 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.838195098670245E-15 -1.488954562611363E-14 -5.346602738135716E-13 -2.041428024883834E-14 1.4976971414923E-13 -2.188448946809438E-14
q -1.488954562611363E-14 4.611834158854454E-14 1.788954358326441E-12 6.280333503260567E-14 -4.270023639086143E-13 6.849974657231459E-14
tp -5.346602738135716E-13 1.788954358326441E-12 6.057384715678353E-9 6.698988805718991E-12 1.245080245569134E-9 1.171741691124583E-11
node -2.041428024883834E-14 6.280333503260567E-14 6.698988805718991E-12 9.105706512627819E-10 -8.953930778359247E-10 -2.050097918349983E-11
peri 1.4976971414923E-13 -4.270023639086143E-13 1.245080245569134E-9 -8.953930778359247E-10 1.16464061088976E-9 2.15393475385782E-11
i -2.188448946809438E-14 6.849974657231459E-14 1.171741691124583E-11 -2.050097918349983E-11 2.15393475385782E-11 2.457780061075615E-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 15.6   n/a MPO476005  
diameter diameter 2.638 km 0.476 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.160   0.034 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249760 (2000 TD49)          Discovered 2000-Oct-01 by LINEAR at Socorro
Reference: 20100923/Numbers.arcLast Updated: 2010-09-27

Alternate Designations
 2000 TD49 = 2005 SA166 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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