Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09589703886948601 5.9125e-08  
a 2.99186536021302 1.9904e-08 au
q 2.704954331472403 1.8128e-07 au
i .8178269082387417 3.7263e-06 deg
node 238.1810387278533 0.00043142 deg
peri 91.8744233220726 0.00043182 deg
M 190.941636871076 2.0169e-05 deg
tp 2459888.157964437825
(2022-Nov-04.65796444)
0.00010854 TDB
period 1890.21626190668
5.18
1.8863e-05
5.164e-08
d
yr
n .1904543978670803 1.9006e-09 deg/d
Q 3.278776388953636 2.1813e-08 au
  Orbit Determination Parameters
   # obs. used (total)      569  
   data-arc span      10007 days (27.40 yr)  
   first obs. used      1992-11-23  
   last obs. used      2020-04-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57069  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 14:04:45  

Additional Information
 Earth MOID = 1.69408 au 
 Jupiter MOID = 2.02157 au 
 T_jup = 3.249 
[ 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 ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-08 04:30 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin