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79493 (1998 FD63)
Classification: Outer Main-belt Asteroid          SPK-ID: 2079493
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1199016917344327 6.0293e-08  
a 3.215942003552436 2.8319e-08 au
q 2.830345116806678 2.0353e-07 au
i 16.33824352120298 5.6998e-06 deg
node 9.97725161829281 1.8713e-05 deg
peri 202.548254561147 3.3519e-05 deg
M 290.0199047208922 3.2113e-05 deg
tp 2459409.980068852394
(2021-Jul-14.48006885)
0.00019053 TDB
period 2106.496485878195
5.77
2.7824e-05
7.618e-08
d
yr
n .1708998815869928 2.2574e-09 deg/d
Q 3.601538890298194 3.1715e-08 au
  Orbit Determination Parameters
   # obs. used (total)      702  
   data-arc span      21762 days (59.58 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51192  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 14:41:08  

Additional Information
 Earth MOID = 1.833 au 
 Jupiter MOID = 1.38999 au 
 T_jup = 3.116 
[ 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 14.3   n/a MPO426488  
diameter diameter 3.307 km 1.149 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 2.777 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Masiero, J.; Jedicke, R.; Durecy, J.; Gwyn, S.; et al. (2009) Icarus 204, 145-171.]
geometric albedo albedo 0.233   0.167 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

79493 (1998 FD63)          Discovered 1998-Mar-20 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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