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JPL Small-Body Database Browser
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376306 (2011 FW157)
Classification: Main-belt Asteroid          SPK-ID: 2376306
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08727371036923365 7.5664e-08  
a 2.976857106176359 5.7024e-08 au
q 2.717055741281329 2.4852e-07 au
i 12.57000609841034 6.4426e-06 deg
node 90.1595120964716 3.6151e-05 deg
peri 275.4320466655864 5.1918e-05 deg
M 102.7071801177767 3.7184e-05 deg
tp 2458465.278298699086
(2018-Dec-12.77829870)
0.00019475 TDB
period 1876.011124513189
5.14
5.3905e-05
1.476e-07
d
yr
n .1918965166549411 5.5139e-09 deg/d
Q 3.23665847107139 6.2001e-08 au
  Orbit Determination Parameters
   # obs. used (total)      152  
   data-arc span      6866 days (18.80 yr)  
   first obs. used      2001-03-19  
   last obs. used      2020-01-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53999  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-30 09:25:27  

Additional Information
 Earth MOID = 1.75277 au 
 Jupiter MOID = 2.20717 au 
 T_jup = 3.219 
[ 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 15.9   n/a MPO418906  
diameter diameter 4.873 km 0.292 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.025   0.003 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

376306 (2011 FW157)          Discovered 2009-Nov-11 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2013-10-21

[ show close-approach data ]
Alternate Designations
 2011 FW157 = 2010 FT74 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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