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JPL Small-Body Database Browser
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74417 (1999 AP11)
Classification: Main-belt Asteroid          SPK-ID: 2074417
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09551384071031926 5.9495e-08  
a 2.992749265971825 2.1945e-08 au
q 2.706900289295867 1.8319e-07 au
i .8178449718727053 4.3717e-06 deg
node 238.1857113601205 0.00044005 deg
peri 91.84468156111787 0.00044064 deg
M 114.8258093752516 2.2601e-05 deg
tp 2457997.328322182957
(2017-Aug-31.82832218)
0.000119 TDB
period 1891.053981640262
5.18
2.08e-05
5.695e-08
d
yr
n .1903700282991093 2.0939e-09 deg/d
Q 3.278598242647783 2.4041e-08 au
  Orbit Determination Parameters
   # obs. used (total)      516  
   data-arc span      9573 days (26.21 yr)  
   first obs. used      1992-11-23  
   last obs. used      2019-02-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59272  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 07:48:22  

Additional Information
 Earth MOID = 1.69512 au 
 Jupiter MOID = 2.01927 au 
 T_jup = 3.248 
[ 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 15.4   n/a MPO280225  

74417 (1999 AP11)          Discovered 1999-Jan-07 by Spacewatch at Kitt Peak
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 AP11 = 2000 FT51 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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