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79435 (1997 TU2)
Classification: Main-belt Asteroid          SPK-ID: 2079435
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0304432943645439 3.1973e-08  
a 2.657069023044772 1.3785e-08 au
q 2.576179088629309 8.8943e-08 au
i 2.504900711716997 4.8567e-06 deg
node 344.0499381112386 8.0867e-05 deg
peri 288.9538989502796 0.00012062 deg
M 274.8127039439005 9.1499e-05 deg
tp 2459770.847566241049
(2022-Jul-10.34756624)
0.00040302 TDB
period 1581.986165613581
4.33
1.2311e-05
3.371e-08
d
yr
n .2275620405696609 1.7709e-09 deg/d
Q 2.737958957460235 1.4205e-08 au
  Orbit Determination Parameters
   # obs. used (total)      926  
   data-arc span      8654 days (23.69 yr)  
   first obs. used      1997-10-02  
   last obs. used      2021-06-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51092  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 23:08:38  

Additional Information
 Earth MOID = 1.56111 au 
 Jupiter MOID = 2.27881 au 
 T_jup = 3.385 
[ 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 15.25   n/a MPCxxxxx  
diameter diameter 5.120 km 0.171 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 7.46 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.061   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

79435 (1997 TU2)          Discovered 1997-Oct-03 by ODAS at Caussols
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

Alternate Designations
 1997 TU2 = 2000 JE29 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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