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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 ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 47 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03863114786215227 2.8026e-08  
a 5.20166424630033 7.1075e-08 au
q 5.000717985672232 1.2239e-07 au
i 15.50685781530461 2.376e-06 deg
node 23.76590445881926 2.0153e-06 deg
peri 204.0517349701173 3.8339e-05 deg
M 134.2042924234602 3.635e-05 deg
tp 2457585.115888183850
(2016-Jul-15.61588818)
0.00043898 TDB
period 4333.231596042121
11.86
8.8813e-05
2.432e-07
d
yr
n .08307887358912829 1.7028e-09 deg/d
Q 5.40261050692843 7.3821e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2471  
   data-arc span      25633 days (70.18 yr)  
   first obs. used      1950-12-09  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .43171  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 15:15:56  

Additional Information
 Earth MOID = 3.99694 au 
 Jupiter MOID = .419954 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 9.54   n/a E2021B10  
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. 2020-October); 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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