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1348 Michel (1933 FD)
Classification: Main-belt Asteroid          SPK-ID: 2001348
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 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1373603784165251 3.0195e-08  
a 2.791775360209875 9.9572e-09 au
q 2.408296040277516 8.508e-08 au
i 6.588667065878783 3.3021e-06 deg
node 87.53850236929392 3.4308e-05 deg
peri 18.10174036391265 3.7185e-05 deg
M 301.1442213708589 1.5577e-05 deg
tp 2459279.051653323549
(2021-Mar-05.55165332)
7.4403e-05 TDB
period 1703.802031544732
4.66
9.1152e-06
2.496e-08
d
yr
n .2112921532753487 1.1304e-09 deg/d
Q 3.175254680142234 1.1325e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2649  
   data-arc span      40583 days (111.11 yr)  
   first obs. used      1908-12-16  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43336  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 15:52:30  

Additional Information
 Earth MOID = 1.42615 au 
 Jupiter MOID = 1.96721 au 
 T_jup = 3.305 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456497.5 (2013-Jul-24.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1347662552424156 3.014e-08  
q 2.417573000742747 8.4709e-08 au
tp 2455866.506337928425
(2011-Nov-01.00633793)
6.9745e-05 TDB
node 87.63279526485408 3.437e-05 deg
peri 17.71037970618364 3.738e-05 deg
i 6.581465069845182 3.2972e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2649  
   data-arc span      40583 days (111.11 yr)  
   first obs. used      1908-12-16  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43336  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 15:52:30  

Additional Information
 Jupiter MOID = 1.96721 au 
 T_jup = 3.305 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.084139300522746E-16 -2.539577029321379E-15 3.027520019103099E-13 -3.924065577968501E-15 7.959752024154464E-14 1.130441719578967E-16
q -2.539577029321379E-15 7.175596826216555E-15 -7.024741271057122E-13 1.233416805293767E-14 -1.905438358286825E-13 -1.595843300152106E-16
tp 3.027520019103099E-13 -7.024741271057122E-13 4.864355312444594E-9 -7.260994696440372E-12 1.047338195672947E-9 -4.807894240429284E-13
node -3.924065577968501E-15 1.233416805293767E-14 -7.260994696440372E-12 1.181271154263814E-9 -1.17464476427697E-9 8.977034553272073E-12
peri 7.959752024154464E-14 -1.905438358286825E-13 1.047338195672947E-9 -1.17464476427697E-9 1.397249381081536E-9 -9.011413805091232E-12
i 1.130441719578967E-16 -1.595843300152106E-16 -4.807894240429284E-13 8.977034553272073E-12 -9.011413805091232E-12 1.087136520947872E-11

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 11.0   n/a MPO416719  
diameter diameter 16.290 km 0.731 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 8.095 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Warner, B.D. (2007) Minor Planet Bull. 34, 72-77.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.265   0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
SMASSII spectral type spec_B Sl   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

1348 Michel (1933 FD)          Discovered 1933-Mar-23 by Arend, S. at Uccle
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1933 FD = 1933 HM = 1934 LG = 1942 BA = 1956 BA = A908 YF 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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