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72777 (2001 FJ154)
Classification: Main-belt Asteroid          SPK-ID: 2072777
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1723593793518752 4.0935e-08  
a 2.561530672871045 1.3147e-08 au
q 2.1200268359042 1.025e-07 au
i 11.87372994123116 4.0783e-06 deg
node 278.3642727416914 2.2083e-05 deg
peri 46.6688739211539 2.6114e-05 deg
M 143.2901748776404 1.5075e-05 deg
tp 2458604.478838020058
(2019-Apr-30.97883802)
6.1885e-05 TDB
period 1497.434269279138
4.10
1.1528e-05
3.156e-08
d
yr
n .2404112203023799 1.8508e-09 deg/d
Q 3.003034509837889 1.5413e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1574  
   data-arc span      8298 days (22.72 yr)  
   first obs. used      1998-06-24  
   last obs. used      2021-03-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44376  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:03:59  

Additional Information
 Earth MOID = 1.12367 au 
 Jupiter MOID = 2.33434 au 
 T_jup = 3.384 
[ 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 14.16   n/a MPCxxxxx  
diameter diameter 4.800 km 0.296 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.254   0.063 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

72777 (2001 FJ154)          Discovered 2001-Mar-26 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2001 FJ154 = 1998 MW26 = 2000 AM155 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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