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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2623798836806808 3.947e-08  
a 2.619270138795545 1.6398e-08 au
q 1.932026344450089 1.0727e-07 au
i 3.346682649093403 4.8468e-06 deg
node 180.4547934218013 6.6685e-05 deg
peri 199.4943305929895 6.7431e-05 deg
M 5.187757455984909 1.1276e-05 deg
tp 2458578.187613360073
(2019-Apr-04.68761336)
4.8355e-05 TDB
period 1548.349023354396
4.24
1.4541e-05
3.981e-08
d
yr
n .2325057171025198 2.1835e-09 deg/d
Q 3.306513933141 2.0701e-08 au
  Orbit Determination Parameters
   # obs. used (total)      579  
   data-arc span      8077 days (22.11 yr)  
   first obs. used      1997-10-01  
   last obs. used      2019-11-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57397  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 12:23:29  

Additional Information
 Earth MOID = .934095 au 
 Jupiter MOID = 2.15057 au 
 T_jup = 3.354 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456835.5 (2014-Jun-27.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2615655852981988 3.9907e-08  
q 1.934853002974221 1.0871e-07 au
tp 2457023.846608108176
(2015-Jan-01.34660811)
4.0048e-05 TDB
node 180.4991920038021 6.6683e-05 deg
peri 198.5985264115351 6.7434e-05 deg
i 3.340904769365191 4.859e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      579  
   data-arc span      8077 days (22.11 yr)  
   first obs. used      1997-10-01  
   last obs. used      2019-11-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57397  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 12:23:29  

Additional Information
 Jupiter MOID = 2.15057 au 
 T_jup = 3.354 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.592605816493611E-15 -4.312406973430074E-15 -8.138481686539212E-13 2.315692651744346E-15 -2.199163781396657E-13 -8.105206503969429E-16
q -4.312406973430074E-15 1.181684792236602E-14 2.376965212900236E-12 -7.183877160088428E-15 6.285416427114251E-13 2.26684353091375E-15
tp -8.138481686539212E-13 2.376965212900236E-12 1.603854977407853E-9 -1.56809694191634E-12 4.134829261575111E-10 2.043702831769185E-13
node 2.315692651744346E-15 -7.183877160088428E-15 -1.56809694191634E-12 4.446571212114091E-9 -4.438899167185234E-9 -8.895563799009978E-11
peri -2.199163781396657E-13 6.285416427114251E-13 4.134829261575111E-10 -4.438899167185234E-9 4.54732079203158E-9 8.888565486225657E-11
i -8.105206503969429E-16 2.26684353091375E-15 2.043702831769185E-13 -8.895563799009978E-11 8.888565486225657E-11 2.361017906490637E-11

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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