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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1527085747311984 6.9498e-08  
a 2.96819318681892 3.0102e-08 au
q 2.514924635732949 2.1397e-07 au
i 10.27685167119128 6.4218e-06 deg
node 60.09946487458872 3.1578e-05 deg
peri 312.8333283273138 3.7094e-05 deg
M 235.3944859758529 2.1611e-05 deg
tp 2459247.004322633861
(2021-Feb-01.50432263)
0.0001186 TDB
period 1867.827101961856
5.11
2.8414e-05
7.779e-08
d
yr
n .1927373254311799 2.932e-09 deg/d
Q 3.421461737904891 3.4699e-08 au
  Orbit Determination Parameters
   # obs. used (total)      294  
   data-arc span      9570 days (26.20 yr)  
   first obs. used      1993-04-18  
   last obs. used      2019-07-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53733  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:19:03  

Additional Information
 Earth MOID = 1.52916 au 
 Jupiter MOID = 2.07319 au 
 T_jup = 3.222 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.7   n/a MPO440261  
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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