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46160 (2001 FE78)
Classification: Outer Main-belt Asteroid          SPK-ID: 2046160
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06784924275375406 5.6093e-08  
a 3.202917422287157 3.0778e-08 au
q 2.985601900582167 1.8729e-07 au
i 22.34088874819991 6.4813e-06 deg
node 195.9474941838081 1.1885e-05 deg
peri 37.36811039902928 3.5486e-05 deg
M 103.3150918750306 3.5166e-05 deg
tp 2458399.633066238078
(2018-Oct-08.13306624)
0.00020267 TDB
period 2093.712469577456
5.73
3.0179e-05
8.263e-08
d
yr
n .1719433805887653 2.4784e-09 deg/d
Q 3.420232943992146 3.2866e-08 au
  Orbit Determination Parameters
   # obs. used (total)      989  
   data-arc span      7563 days (20.71 yr)  
   first obs. used      1999-01-09  
   last obs. used      2019-09-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49217  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:25:45  

Additional Information
 Earth MOID = 2.00091 au 
 Jupiter MOID = 1.57455 au 
 T_jup = 3.073 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456847.5 (2014-Jul-09.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06666305407374931 5.589e-08  
q 2.991254592807946 1.8613e-07 au
tp 2456317.593524482134
(2013-Jan-25.09352448)
0.00020597 TDB
node 196.0516820389419 1.186e-05 deg
peri 39.63297433732373 3.6481e-05 deg
i 22.35765236272212 6.485e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      989  
   data-arc span      7563 days (20.71 yr)  
   first obs. used      1999-01-09  
   last obs. used      2019-09-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49217  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:25:45  

Additional Information
 Jupiter MOID = 1.57455 au 
 T_jup = 3.073 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.12374244736287E-15 -1.028360914073944E-14 -2.68576211206375E-12 -9.504818152517633E-15 -4.77173896275622E-13 -1.526139466108799E-15
q -1.028360914073944E-14 3.464421671652596E-14 8.821336771535172E-12 3.222262776997857E-14 1.601392474758795E-12 7.792896408941611E-15
tp -2.68576211206375E-12 8.821336771535172E-12 4.242193404169021E-8 4.307349842550725E-12 7.125655905394323E-9 -7.881949810286586E-12
node -9.504818152517633E-15 3.222262776997857E-14 4.307349842550725E-12 1.406707803719071E-10 -1.288692626545296E-10 2.376475743483615E-11
peri -4.77173896275622E-13 1.601392474758795E-12 7.125655905394323E-9 -1.288692626545296E-10 1.330888779806494E-9 -2.29945715586769E-11
i -1.526139466108799E-15 7.792896408941611E-15 -7.881949810286586E-12 2.376475743483615E-11 -2.29945715586769E-11 4.205506269174712E-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 13.6   n/a MPO359046  
diameter diameter 11.106 km 0.155 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.069   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46160 (2001 FE78)          Discovered 2001-Mar-19 by LINEAR at Socorro
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

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