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JPL Small-Body Database Browser
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185500 (2007 TA54)
Classification: Main-belt Asteroid          SPK-ID: 2185500
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0893865594605933 5.4632e-08  
a 2.789079969869577 2.6531e-08 au
q 2.53977370730248 1.5434e-07 au
i 1.409236510271601 6.0016e-06 deg
node 71.89295028505381 0.00024156 deg
peri 288.1746155059717 0.00024411 deg
M 284.4381910902925 3.982e-05 deg
tp 2459357.599894905953
(2021-May-23.09989491)
0.00019088 TDB
period 1701.335158873191
4.66
2.4275e-05
6.646e-08
d
yr
n .2115985190351506 3.0192e-09 deg/d
Q 3.038386232436674 2.8902e-08 au
  Orbit Determination Parameters
   # obs. used (total)      299  
   data-arc span      8845 days (24.22 yr)  
   first obs. used      1995-02-05  
   last obs. used      2019-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63148  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 09:40:11  

Additional Information
 Earth MOID = 1.53672 au 
 Jupiter MOID = 2.36932 au 
 T_jup = 3.324 
[ 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 16.3   n/a MPO248331  
diameter diameter 3.757 km 0.289 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.041   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

185500 (2007 TA54)          Discovered 2007-Oct-04 by Spacewatch at Kitt Peak
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

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