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79494 (1998 FC90)
Classification: Main-belt Asteroid          SPK-ID: 2079494
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07232591516430553 3.713e-08  
a 3.075582020506346 1.7516e-08 au
q 2.853137736210341 1.0883e-07 au
i 10.88188203736077 4.8797e-06 deg
node 30.37617187559345 1.95e-05 deg
peri 101.3392753874861 3.9432e-05 deg
M 151.3868446482502 3.406e-05 deg
tp 2458568.033344749393
(2019-Mar-25.53334475)
0.00018482 TDB
period 1970.105107766811
5.39
1.683e-05
4.608e-08
d
yr
n .1827313672660205 1.561e-09 deg/d
Q 3.298026304802351 1.8783e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1048  
   data-arc span      8539 days (23.38 yr)  
   first obs. used      1998-03-24  
   last obs. used      2021-08-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54127  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 01:49:20  

Additional Information
 Earth MOID = 1.89292 au 
 Jupiter MOID = 1.76791 au 
 T_jup = 3.198 
[ 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 14.33   n/a MPCxxxxx  
diameter diameter 6.946 km 0.813 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.053   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

79494 (1998 FC90)          Discovered 1998-Mar-24 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Alternate Designations
 1998 FC90 = 2001 TH66 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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