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97018 (1999 TB271)
Classification: Main-belt Asteroid          SPK-ID: 2097018
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1421642253380117 3.7935e-08  
a 2.417428722393395 1.1985e-08 au
q 2.073756840764478 9.157e-08 au
i 7.141922434770161 4.3556e-06 deg
node 331.244259531515 3.2001e-05 deg
peri 330.46515258505 3.6226e-05 deg
M 242.0098077388857 2.051e-05 deg
tp 2459450.458387386376
(2021-Aug-23.95838739)
7.9745e-05 TDB
period 1372.868510126839
3.76
1.021e-05
2.795e-08
d
yr
n .2622246758116258 1.9501e-09 deg/d
Q 2.761100604022311 1.3689e-08 au
  Orbit Determination Parameters
   # obs. used (total)      972  
   data-arc span      9455 days (25.89 yr)  
   first obs. used      1994-03-17  
   last obs. used      2020-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58723  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 00:10:52  

Additional Information
 Earth MOID = 1.06201 au 
 Jupiter MOID = 2.47694 au 
 T_jup = 3.491 
[ show covariance matrix ]

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 15.2   n/a MPO320148  
diameter diameter 2.875 km 0.147 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.214   0.046 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

97018 (1999 TB271)          Discovered 1999-Oct-03 by LINEAR at Socorro
Reference: 20050224/Numbers.arcLast Updated: 2005-02-28

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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