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212155 (2005 FY3)
Classification: Main-belt Asteroid          SPK-ID: 2212155
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1250671161358509 5.4205e-08  
a 2.466516175940443 1.7039e-08 au
q 2.158036110913144 1.3614e-07 au
i 10.62150071633383 5.0009e-06 deg
node 127.1689403447232 3.121e-05 deg
peri 111.2095884133787 3.669e-05 deg
M 288.9691479554658 2.0867e-05 deg
tp 2459279.670100143618
(2021-Mar-06.17010014)
8.3378e-05 TDB
period 1414.895544103724
3.87
1.4661e-05
4.014e-08
d
yr
n .2544357436845591 2.6365e-09 deg/d
Q 2.774996240967741 1.917e-08 au
  Orbit Determination Parameters
   # obs. used (total)      391  
   data-arc span      9865 days (27.01 yr)  
   first obs. used      1993-01-29  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59068  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 02:42:35  

Additional Information
 Earth MOID = 1.17149 au 
 Jupiter MOID = 2.30681 au 
 T_jup = 3.452 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457559.5 (2016-Jun-20.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1258114139784691 5.4096e-08  
q 2.156260891648211 1.361e-07 au
tp 2457863.987888802082
(2017-Apr-20.48788880)
7.6939e-05 TDB
node 127.2124940337884 3.1202e-05 deg
peri 111.0371251863148 3.6632e-05 deg
i 10.62314578810269 5.0015e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      391  
   data-arc span      9865 days (27.01 yr)  
   first obs. used      1993-01-29  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59068  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 02:42:35  

Additional Information
 Jupiter MOID = 2.30681 au 
 T_jup = 3.452 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.92639883709509E-15 -7.319258984249988E-15 3.234250166586768E-15 -3.546694523414372E-14 7.13710654460168E-14 -1.11607072526669E-14
q -7.319258984249988E-15 1.852424396951699E-14 3.780920783517931E-13 9.057724170002974E-14 -9.681911397289545E-14 2.85816533602264E-14
tp 3.234250166586768E-15 3.780920783517931E-13 5.919670958839721E-9 1.990940907469034E-11 1.510246451019746E-9 -3.261897591663956E-12
node -3.546694523414372E-14 9.057724170002974E-14 1.990940907469034E-11 9.735657963069348E-10 -9.516765975834387E-10 -1.973404794815382E-11
peri 7.13710654460168E-14 -9.681911397289545E-14 1.510246451019746E-9 -9.516765975834387E-10 1.341878913525112E-9 1.848116762251422E-11
i -1.11607072526669E-14 2.85816533602264E-14 -3.261897591663956E-12 -1.973404794815382E-11 1.848116762251422E-11 2.5015344216033E-11

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 16.2   n/a MPO413064  
diameter diameter 2.320 km 0.509 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.131   0.093 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

212155 (2005 FY3)          Discovered 2005-Mar-16 by CSS at Catalina
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

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