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312811 (2011 FP88)
Classification: Main-belt Asteroid          SPK-ID: 2312811
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06688702096867924 5.6462e-08  
a 2.742060982992637 2.7042e-08 au
q 2.558652692525812 1.5286e-07 au
i 7.048126345600191 7.349e-06 deg
node 19.23313191633791 4.5457e-05 deg
peri 123.981553468925 6.8797e-05 deg
M 34.90197787773717 5.2439e-05 deg
tp 2458839.709039760909
(2019-Dec-22.20903976)
0.00024087 TDB
period 1658.4947102094
4.54
2.4534e-05
6.717e-08
d
yr
n .2170643040245492 3.211e-09 deg/d
Q 2.925469273459463 2.8851e-08 au
  Orbit Determination Parameters
   # obs. used (total)      204  
   data-arc span      9815 days (26.87 yr)  
   first obs. used      1993-03-19  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53285  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 18:48:10  

Additional Information
 Earth MOID = 1.57795 au 
 Jupiter MOID = 2.07336 au 
 T_jup = 3.335 
[ 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 16.3   n/a MPO418616  
diameter diameter 3.118 km 0.700 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.151   0.060 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

312811 (2011 FP88)          Discovered 1995-Sep-17 by Spacewatch at Kitt Peak
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

[ show close-approach data ]
Alternate Designations
 2011 FP88 = 2004 TQ337 = 2010 CZ209 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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