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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1916554662019246 4.8254e-08  
a 2.600750897236275 1.1266e-08 au
q 2.102302771551383 1.2529e-07 au
i 10.32455005144727 4.608e-06 deg
node 315.1345257690544 2.4893e-05 deg
peri 234.8105504636537 2.6437e-05 deg
M 261.8522258984026 9.8695e-06 deg
tp 2459418.161569590296
(2021-Jul-22.66156959)
4.2673e-05 TDB
period 1531.956953979044
4.19
9.9545e-06
2.725e-08
d
yr
n .2349935480007779 1.527e-09 deg/d
Q 3.099199022921167 1.3426e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2362  
   data-arc span      30322 days (83.02 yr)  
   first obs. used      1937-01-29  
   last obs. used      2020-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .39339  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 16:24:34  

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. 2019-August); 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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1939-Jun-29 16:16 00:01 Jupiter 1.95389350406014 1.95389309001297 1.95389391811064 2.75329887189915 2.59107019737759 2429444.177558026 1.37079974444944 543.014772165684 13.2171891964985 87.5913345344088 2195570.30417537 T 30 CATAB v2.0f-lin.ifort 2020-Feb-22 16:25:06 2020-Feb-22 16:25
2011-Jan-09 04:31 < 00:01 Jupiter 1.9608708765149 1.96087044304202 1.96087130998779 2.27089977110536 2.07197030480408 2455570.688377285 0.183314018234612 358.031107013469 20.4462837605123 85.7617826396377 2476836.16243069 T 30 CATAB v2.0f-lin.ifort 2020-Feb-22 16:25:06 2020-Feb-22 16:25
2140-Nov-29 16:28 00:02 Jupiter 1.98605876795829 1.98605802727825 1.9860595086381 2.99363748971359 2.8476125421134 2503012.186293852 2.24384855170596 324.056782932987 16.2957454486017 87.5577617298466 1193689.6820293 T 30 CATAB v2.0f-lin.ifort 2020-Feb-22 16:25:06 2020-Feb-22 16:25

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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