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 ]  
173566 (2001 AA40)
Classification: Main-belt Asteroid          SPK-ID: 2173566
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09870923607073794 4.8615e-08  
a 2.262849243729616 1.2032e-08 au
q 2.039485123537818 1.094e-07 au
i 6.765161009380302 5.092e-06 deg
node 82.19565865226951 3.5583e-05 deg
peri 318.1896271451138 4.5215e-05 deg
M 313.412701458062 3.2285e-05 deg
tp 2459161.396606963232
(2020-Nov-07.89660696)
0.00011217 TDB
period 1243.316962339451
3.40
9.9162e-06
2.715e-08
d
yr
n .2895480484096482 2.3093e-09 deg/d
Q 2.486213363921413 1.3219e-08 au
  Orbit Determination Parameters
   # obs. used (total)      392  
   data-arc span      7144 days (19.56 yr)  
   first obs. used      2001-01-03  
   last obs. used      2020-07-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59966  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 13:04:40  

Additional Information
 Earth MOID = 1.05391 au 
 Jupiter MOID = 2.84285 au 
 T_jup = 3.603 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457296.5 (2015-Oct-01.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09985988443937532 4.8733e-08  
q 2.036661310305366 1.0984e-07 au
tp 2457916.974409182776
(2017-Jun-12.47440918)
0.00010599 TDB
node 82.21090821114434 3.5583e-05 deg
peri 318.0014532043976 4.4989e-05 deg
i 6.766046983010623 5.0923e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      392  
   data-arc span      7144 days (19.56 yr)  
   first obs. used      2001-01-03  
   last obs. used      2020-07-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59966  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 13:04:40  

Additional Information
 Jupiter MOID = 2.84285 au 
 T_jup = 3.603 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.374953057697534E-15 -5.327323365885609E-15 1.860050837896914E-12 5.543004887610193E-15 4.312472534719294E-13 1.356434810780082E-15
q -5.327323365885609E-15 1.206452906689359E-14 -3.698235175982013E-12 -1.183619353548868E-14 -8.558282314823042E-13 -2.969093615581583E-15
tp 1.860050837896914E-12 -3.698235175982013E-12 1.123374244072988E-8 2.217450727926529E-11 2.924945469436248E-9 -4.466389533805107E-12
node 5.543004887610193E-15 -1.183619353548868E-14 2.217450727926529E-11 1.266141468054543E-9 -1.251217985315944E-9 -3.050165837868524E-12
peri 4.312472534719294E-13 -8.558282314823042E-13 2.924945469436248E-9 -1.251217985315944E-9 2.023988347270187E-9 1.78855537293247E-12
i 1.356434810780082E-15 -2.969093615581583E-15 -4.466389533805107E-12 -3.050165837868524E-12 1.78855537293247E-12 2.593139153413317E-11

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 16.7   n/a MPO436861  

173566 (2001 AA40)          Discovered 2001-Jan-03 by LONEOS at Anderson Mesa
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Alternate Designations
 2001 AA40 = 2003 UB83 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Sep-22 15:37 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin