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136831 (1997 TA1)
Classification: Main-belt Asteroid          SPK-ID: 2136831
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2625947505913697 3.6262e-08  
a 2.619412427723848 1.4674e-08 au
q 1.93156847456977 9.6771e-08 au
i 3.346827858848854 4.5429e-06 deg
node 180.4440364437417 6.6665e-05 deg
peri 199.4830461527704 6.7385e-05 deg
M 98.18278340709621 1.1014e-05 deg
tp 2458578.184431829597
(2019-Apr-04.68443183)
4.5081e-05 TDB
period 1548.475193567967
4.24
1.3012e-05
3.562e-08
d
yr
n .2324867724684016 1.9536e-09 deg/d
Q 3.307256380877925 1.8527e-08 au
  Orbit Determination Parameters
   # obs. used (total)      616  
   data-arc span      8132 days (22.26 yr)  
   first obs. used      1997-10-01  
   last obs. used      2020-01-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54229  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 18:38:45  

Additional Information
 Earth MOID = .934396 au 
 Jupiter MOID = 2.15285 au 
 T_jup = 3.353 
[ 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 15.7   n/a MPO417724  
diameter diameter 1.918 km 0.533 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.252   0.093 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

136831 (1997 TA1)          Discovered 1997-Oct-03 by ODAS at Caussols
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13

[ show close-approach data ]
Alternate Designations
 1997 TA1 = 2003 AV37 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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