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91045 (1998 FA27)
Classification: Main-belt Asteroid          SPK-ID: 2091045
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07599434216586133 3.4773e-08  
a 2.643812492604722 1.2802e-08 au
q 2.44289770141934 9.1324e-08 au
i 7.020887668249528 5.2525e-06 deg
node 341.2802193190154 3.0254e-05 deg
peri 116.737988496615 4.758e-05 deg
M 123.4306870465024 3.6633e-05 deg
tp 2458462.149590073090
(2018-Dec-09.64959007)
0.0001585 TDB
period 1570.161782382943
4.30
1.1405e-05
3.123e-08
d
yr
n .2292757370859256 1.6653e-09 deg/d
Q 2.844727283790105 1.3775e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1212  
   data-arc span      8138 days (22.28 yr)  
   first obs. used      1998-03-05  
   last obs. used      2020-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50259  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 00:37:22  

Additional Information
 Earth MOID = 1.46928 au 
 Jupiter MOID = 2.25686 au 
 T_jup = 3.379 
[ 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 14.4   n/a MPO436408  
diameter diameter 4.462 km 0.181 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.185   0.047 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

91045 (1998 FA27)          Discovered 1998-Mar-20 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Alternate Designations
 1998 FA27 = 2000 QZ24 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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