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47181 (1999 TB123)
Classification: Main-belt Asteroid          SPK-ID: 2047181
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1830784777947272 4.3672e-08  
a 2.210353053676027 9.1389e-09 au
q 1.805684981220093 9.7244e-08 au
i 4.941416744104588 5.2657e-06 deg
node 2.189069032434324 5.3631e-05 deg
peri 19.25532112389125 5.5719e-05 deg
M 339.4949072048313 1.7469e-05 deg
tp 2458668.867568897370
(2019-Jul-04.36756890)
5.8499e-05 TDB
period 1200.303019786974
3.29
7.4441e-06
2.038e-08
d
yr
n .2999242641778004 1.8601e-09 deg/d
Q 2.61502112613196 1.0812e-08 au
  Orbit Determination Parameters
   # obs. used (total)      731  
   data-arc span      7862 days (21.52 yr)  
   first obs. used      1998-05-29  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55725  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 04:01:37  

Additional Information
 Earth MOID = .808319 au 
 Jupiter MOID = 2.8473 au 
 T_jup = 3.631 
[ 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 16.0   n/a MPO452815  
diameter diameter 1.342 km 0.232 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.270   0.041 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

47181 (1999 TB123)          Discovered 1999-Oct-04 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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