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79998 (1999 FH27)
Classification: Main-belt Asteroid          SPK-ID: 2079998
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1856495513581944 3.3967e-08  
a 2.798191919581228 1.4867e-08 au
q 2.278708845096848 1.0036e-07 au
i 8.258446427574896 5.6422e-06 deg
node 157.7259048928044 2.7711e-05 deg
peri 314.101776620021 3.2543e-05 deg
M 331.5583676908769 1.8219e-05 deg
tp 2459531.572423114097
(2021-Nov-13.07242311)
8.7061e-05 TDB
period 1709.679381006453
4.68
1.3625e-05
3.73e-08
d
yr
n .2105657961366273 1.6781e-09 deg/d
Q 3.317674994065608 1.7627e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1031  
   data-arc span      8000 days (21.90 yr)  
   first obs. used      1999-03-19  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55366  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 23:10:20  

Additional Information
 Earth MOID = 1.30426 au 
 Jupiter MOID = 1.82505 au 
 T_jup = 3.286 
[ 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 14.66   n/a E2021B10  
diameter diameter 7.077 km 0.361 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.056   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

79998 (1999 FH27)          Discovered 1999-Mar-19 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Alternate Designations
 1999 FH27 = 2001 PV24 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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