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3564 Talthybius (1985 TC1)
Classification: Jupiter Trojan          SPK-ID: 2003564
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03888330701563228 4.6331e-08  
a 5.201620915396695 8.1938e-08 au
q 4.999364692364392 2.1944e-07 au
i 15.50717000268711 5.1687e-06 deg
node 23.76517047648395 1.8038e-05 deg
peri 204.3036256094347 7.5059e-05 deg
M 117.3015460136517 7.0523e-05 deg
tp 2457588.587738420641
(2016-Jul-19.08773842)
0.00085534 TDB
period 4333.177451125955
11.86
0.00010239
2.803e-07
d
yr
n .08307991169539011 1.9631e-09 deg/d
Q 5.403877138428999 8.5124e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1900  
   data-arc span      25380 days (69.49 yr)  
   first obs. used      1950-12-09  
   last obs. used      2020-06-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47832  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 15:58:46  

Additional Information
 Earth MOID = 3.99676 au 
 Jupiter MOID = .419431 au 
 T_jup = 2.926 
[ 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 9.4   n/a MPO416748  
diameter diameter 73.730 km 0.578 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G)  
rotation period rot_per 40.59 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Stephens, R.D. (2010) Minor Planet Bull. 37, 47-48.]
[Mottola, S.; Di Martino, M.; Erikson, A.; Gonano-Beurer, M.; et al. (2011) Astron. J. 141, A170.]
[Stephens, R.D.; Coley, D.R.; French, L.M. (2016) Minor Planet Bull. 43, 15-22.]
geometric albedo albedo 0.062   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G)  

3564 Talthybius (1985 TC1)          Discovered 1985-Oct-15 by Bowell, E. at Flagstaff (AM)
Discovered at the Anderson Mesa station, which is operated by the Lowell Observatory.
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1985 TC1 = 1979 HW2 = 1979 HY1 = 1980 JU 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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