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74511 (1999 FH8)
Classification: Inner Main-belt Asteroid          SPK-ID: 2074511
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04645432689362144 5.8829e-08  
a 1.918478501670429 6.3827e-09 au
q 1.829356874215446 1.1544e-07 au
i 20.35985109525354 5.0413e-06 deg
node 355.706956663874 1.2646e-05 deg
peri 162.2695712348011 5.4266e-05 deg
M 14.29305578294671 4.9794e-05 deg
tp 2458961.964906230472
(2020-Apr-22.46490623)
0.0001343 TDB
period 970.5855744005368
2.66
4.8436e-06
1.326e-08
d
yr
n .370910107769062 1.851e-09 deg/d
Q 2.007600129125412 6.6792e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1081  
   data-arc span      21766 days (59.59 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50249  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 14:06:00  

Additional Information
 Earth MOID = .838008 au 
 Jupiter MOID = 2.96211 au 
 T_jup = 3.850 
[ 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 15.6   n/a MPO502607  

74511 (1999 FH8)          Discovered 1999-Mar-20 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 FH8 = 2000 RX47 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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