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46219 (2001 FB187)
Classification: Main-belt Asteroid          SPK-ID: 2046219
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1203281987282345 3.4914e-08  
a 2.714468180366842 1.2974e-08 au
q 2.387841113718192 9.3762e-08 au
i 9.793840785002304 4.6146e-06 deg
node 299.7220252738518 2.2288e-05 deg
peri 332.8435506087343 3.224e-05 deg
M 62.50152634730873 2.0971e-05 deg
tp 2458916.895131331889
(2020-Mar-08.39513133)
9.5489e-05 TDB
period 1633.524150325267
4.47
1.1711e-05
3.206e-08
d
yr
n .2203824167082665 1.58e-09 deg/d
Q 3.041095247015492 1.4535e-08 au
  Orbit Determination Parameters
   # obs. used (total)      810  
   data-arc span      10003 days (27.39 yr)  
   first obs. used      1993-07-20  
   last obs. used      2020-12-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57076  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:47:08  

Additional Information
 Earth MOID = 1.37415 au 
 Jupiter MOID = 2.11704 au 
 T_jup = 3.330 
[ 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 15.11   n/a E2021B10  
diameter diameter 3.163 km 0.778 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.233   0.108 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46219 (2001 FB187)          Discovered 2001-Mar-19 by LONEOS at Anderson Mesa
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2001 FB187 = 1993 OE8 = 1998 QX89 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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