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72687 (2001 FW68)
Classification: Main-belt Asteroid          SPK-ID: 2072687
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1103753323074528 5.5372e-08  
a 2.760971727912498 1.4686e-08 au
q 2.456228555952674 1.5401e-07 au
i 12.6987942478778 6.1355e-06 deg
node 25.70474206607672 1.8041e-05 deg
peri 18.66803800134107 2.578e-05 deg
M 244.5464307324334 1.8628e-05 deg
tp 2459737.898226856107
(2022-Jun-07.39822686)
8.8178e-05 TDB
period 1675.681080243109
4.59
1.337e-05
3.661e-08
d
yr
n .2148380167589951 1.7141e-09 deg/d
Q 3.065714899872322 1.6307e-08 au
  Orbit Determination Parameters
   # obs. used (total)      839  
   data-arc span      10304 days (28.21 yr)  
   first obs. used      1992-04-05  
   last obs. used      2020-06-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54045  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:03:29  

Additional Information
 Earth MOID = 1.46626 au 
 Jupiter MOID = 2.38395 au 
 T_jup = 3.297 
[ 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 14.81   n/a E2021B10  
diameter diameter 6.052 km 0.181 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.064   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

72687 (2001 FW68)          Discovered 2001-Mar-19 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2001 FW68 = 1992 JS 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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