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46186 (2001 FS124)
Classification: Main-belt Asteroid          SPK-ID: 2046186
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1928999321921231 4.4785e-08  
a 2.434119809500975 1.2103e-08 au
q 1.964578263300733 1.0717e-07 au
i 3.178166437587922 4.8884e-06 deg
node 159.4294140178482 7.1352e-05 deg
peri 185.7127722718112 7.2773e-05 deg
M 228.8319964957676 1.9971e-05 deg
tp 2459505.901772262933
(2021-Oct-18.40177226)
8.0097e-05 TDB
period 1387.111438414056
3.80
1.0345e-05
2.832e-08
d
yr
n .259532139978316 1.9357e-09 deg/d
Q 2.903661355701217 1.4438e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1135  
   data-arc span      11906 days (32.60 yr)  
   first obs. used      1987-09-24  
   last obs. used      2020-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55478  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 09:31:30  

Additional Information
 Earth MOID = .957221 au 
 Jupiter MOID = 2.5089 au 
 T_jup = 3.478 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456392.5 (2013-Apr-10.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1925909951365886 4.458e-08  
q 1.965989241044467 1.0676e-07 au
tp 2456727.504351933560
(2014-Mar-11.00435193)
6.3526e-05 TDB
node 159.4635769693307 7.1427e-05 deg
peri 185.0697580052397 7.2846e-05 deg
i 3.174209905828971 4.8863e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1135  
   data-arc span      11906 days (32.60 yr)  
   first obs. used      1987-09-24  
   last obs. used      2020-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55478  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 09:31:30  

Additional Information
 Jupiter MOID = 2.5089 au 
 T_jup = 3.478 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.987391858604036E-15 -4.739673433698211E-15 9.138945171962729E-13 8.393989380947575E-16 1.942033680401305E-13 -7.76720591472977E-17
q -4.739673433698211E-15 1.139720495361553E-14 -1.753486372683974E-12 -3.12592397056259E-15 -3.722593431375199E-13 1.081717523352856E-16
tp 9.138945171962729E-13 -1.753486372683974E-12 4.035597525806972E-9 -9.74201671763027E-12 9.208495947623419E-10 -1.097405817954687E-12
node 8.393989380947575E-16 -3.12592397056259E-15 -9.74201671763027E-12 5.101825425999282E-9 -5.095992921647689E-9 6.674785714263236E-11
peri 1.942033680401305E-13 -3.722593431375199E-13 9.208495947623419E-10 -5.095992921647689E-9 5.306570014052305E-9 -6.691046204199034E-11
i -7.76720591472977E-17 1.081717523352856E-16 -1.097405817954687E-12 6.674785714263236E-11 -6.691046204199034E-11 2.387568987807767E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.1   n/a MPO365792  
diameter diameter 2.206 km 0.259 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 3.004 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.363   0.102 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

46186 (2001 FS124)          Discovered 2001-Mar-29 by LONEOS at Anderson Mesa
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2001 FS124 = 1987 SY28 = 1999 XM160 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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