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2546 Libitina (1950 FC)
Classification: Main-belt Asteroid          SPK-ID: 2002546
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1916554617441472 4.5125e-08  
a 2.600750896352198 1.0801e-08 au
q 2.102302782430313 1.1808e-07 au
i 10.32455048787519 4.3648e-06 deg
node 315.1345294945792 2.3149e-05 deg
peri 234.8105464408141 2.4805e-05 deg
M 261.8522265697724 9.8173e-06 deg
tp 2459418.161566520360
(2021-Jul-22.66156652)
4.2391e-05 TDB
period 1531.956953197903
4.19
9.5438e-06
2.613e-08
d
yr
n .2349935481206004 1.464e-09 deg/d
Q 3.099199010274084 1.2872e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2571  
   data-arc span      30607 days (83.80 yr)  
   first obs. used      1937-01-29  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .38302  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 02:07:02  

Additional Information
 Earth MOID = 1.12338 au 
 Jupiter MOID = 1.96111 au 
 T_jup = 3.366 
[ 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 11.9   n/a MPO502177  
diameter diameter 14.467 km 0.494 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 132.71 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:
[Alvarez, E.M. (2013) Minor Planet Bull. 40, 214.]
geometric albedo albedo 0.176   0.023 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

2546 Libitina (1950 FC)          Discovered 1950-Mar-23 by Johnson, E. L. at Johannesburg (UO)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1950 FC = 1937 AG = 3516 P-L 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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