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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
214972 (2008 AY11)
Classification: Main-belt Asteroid          SPK-ID: 2214972
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08458817548528268 5.4757e-08  
a 3.122550627147902 3.4857e-08 au
q 2.858419766737036 1.7779e-07 au
i 12.81473680246092 6.4659e-06 deg
node 129.4591399016371 2.5466e-05 deg
peri 316.1990442517914 4.3825e-05 deg
M 45.84337995773441 3.4618e-05 deg
tp 2458343.852647357653
(2018-Aug-13.35264736)
0.00019373 TDB
period 2015.406521867003
5.52
3.3747e-05
9.239e-08
d
yr
n .1786240126217853 2.9909e-09 deg/d
Q 3.386681487558767 3.7805e-08 au
  Orbit Determination Parameters
   # obs. used (total)      230  
   data-arc span      8049 days (22.04 yr)  
   first obs. used      1997-02-09  
   last obs. used      2019-02-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54918  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:07:59  

Additional Information
 Earth MOID = 1.89003 au 
 Jupiter MOID = 1.78233 au 
 T_jup = 3.172 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457173.5 (2015-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08552561348347287 5.4811e-08  
q 2.854659886931923 1.7792e-07 au
tp 2456330.617677732056
(2013-Feb-07.11767773)
0.00019399 TDB
node 129.4776180257691 2.5467e-05 deg
peri 316.5940335166883 4.3475e-05 deg
i 12.81576756237482 6.4666e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      230  
   data-arc span      8049 days (22.04 yr)  
   first obs. used      1997-02-09  
   last obs. used      2019-02-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54918  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:07:59  

Additional Information
 Jupiter MOID = 1.78233 au 
 T_jup = 3.172 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.00426370793513E-15 -9.598320373804791E-15 1.70607613785674E-12 3.079036029173719E-15 3.004199658763199E-13 -7.935164942934435E-16
q -9.598320373804791E-15 3.165562114400999E-14 -6.356973697393584E-12 -7.557415089716048E-15 -1.045873571498949E-12 3.306569556143226E-15
tp 1.70607613785674E-12 -6.356973697393584E-12 3.763199507090379E-8 -4.722848755932741E-11 6.85721048834833E-9 6.158118322346249E-12
node 3.079036029173719E-15 -7.557415089716048E-15 -4.722848755932741E-11 6.485898754234538E-10 -6.403971566959611E-10 -1.108291616794912E-11
peri 3.004199658763199E-13 -1.045873571498949E-12 6.85721048834833E-9 -6.403971566959611E-10 1.890094427535724E-9 1.200310681643473E-11
i -7.935164942934435E-16 3.306569556143226E-15 6.158118322346249E-12 -1.108291616794912E-11 1.200310681643473E-11 4.181651663424556E-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 15.6   n/a MPO427264  

214972 (2008 AY11)          Discovered 2008-Jan-10 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

[ show close-approach data ]
Alternate Designations
 2008 AY11 = 2004 KO16 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jan-22 23:43 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin