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567 Eleutheria (A905 KB)
Classification: Main-belt Asteroid          SPK-ID: 2000567
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 44 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09001326349145727 8.6005e-09  
a 3.134103860817198 1.3161e-08 au
q 2.851992944183866 2.4559e-08 au
i 9.254208232553021 1.0116e-06 deg
node 58.25661524313824 1.5811e-06 deg
peri 133.7236152498202 1.5136e-05 deg
M 344.9483268232765 1.298e-05 deg
tp 2459285.232648704005
(2021-Mar-11.73264870)
7.3073e-05 TDB
period 2026.602170754948
5.55
1.2765e-05
3.495e-08
d
yr
n .1776372320108061 1.1189e-09 deg/d
Q 3.41621477745053 1.4346e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3456  
   data-arc span      42295 days (115.80 yr)  
   first obs. used      1905-05-28  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .38342  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 11:06:10  

Additional Information
 Earth MOID = 1.859 au 
 Jupiter MOID = 1.57448 au 
 T_jup = 3.186 
[ 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 9.18   n/a E2021B10 IRAS observations used: 15
diameter diameter 93.41 km 2.2 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 15
rotation period rot_per 7.717 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Pilcher, F. (2010) Minor Planet Bull. 37, 148-149.]
[Ruthroff, J.C. (2010) Minor Planet Bull. 37, 158-159.]
[Higgins, D.J. (2011) http://www.david-higgins.com/Astronomy/asteroid/lightcurves.htm]
[Stephens, R.D. (2014) Minor Planet Bull. 41, 92-95.]
[Hanus, J.; Durech, J.; Oszkiewicz, D.A.; Behrend, R.; et al. (2016) Astron. Astrophys. 586, A108.]
geometric albedo albedo 0.0439   0.002 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 15
B-V BV 0.652   0.020 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=5.01 deg.
U-B UB 0.309   0.030 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=5.01 deg.
Tholen spectral type spec_T CFB:   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 2 color indices

567 Eleutheria (A905 KB)          Discovered 1905-May-28 by Gotz, P. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 A905 KB = 1935 UJ = A907 TH = A907 VC = A909 AC = A913 WA 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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