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 ]  
136431 (2005 ER16)
Classification: Main-belt Asteroid          SPK-ID: 2136431
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ 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 .2305073588701054 4.5106e-08  
a 2.362972037232677 1.3938e-08 au
q 1.818289593846261 1.0533e-07 au
i 4.729963519241774 5.4909e-06 deg
node 167.2533984677044 5.5552e-05 deg
peri 137.1601306230087 5.6613e-05 deg
M 209.9139973066545 1.2926e-05 deg
tp 2459153.625894808346
(2020-Oct-31.12589481)
5.0239e-05 TDB
period 1326.741458614603
3.63
1.1739e-05
3.214e-08
d
yr
n .2713414868153104 2.4008e-09 deg/d
Q 2.907654480619094 1.7151e-08 au
  Orbit Determination Parameters
   # obs. used (total)      284  
   data-arc span      8562 days (23.44 yr)  
   first obs. used      1995-08-19  
   last obs. used      2019-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5818  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 03:07:58  

Additional Information
 Earth MOID = .805998 au 
 Jupiter MOID = 2.35702 au 
 T_jup = 3.509 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456657.5 (2013-Dec-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2314962303537335 4.5317e-08  
q 1.815493753572247 1.0597e-07 au
tp 2456497.935567539676
(2013-Jul-24.43556754)
4.11e-05 TDB
node 167.3156886403269 5.5667e-05 deg
peri 136.7436545406144 5.6694e-05 deg
i 4.72434199186364 5.4873e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      284  
   data-arc span      8562 days (23.44 yr)  
   first obs. used      1995-08-19  
   last obs. used      2019-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5818  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 03:07:58  

Additional Information
 Jupiter MOID = 2.35702 au 
 T_jup = 3.509 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.053621910739083E-15 -4.778382521109167E-15 5.353635917524909E-13 -2.373451690355183E-14 1.163052349209411E-13 -4.898323950461964E-15
q -4.778382521109167E-15 1.122899335015911E-14 -1.208563209299699E-12 5.79504298266543E-14 -2.589983947211476E-13 1.158524377140219E-14
tp 5.353635917524909E-13 -1.208563209299699E-12 1.689176007506343E-9 6.234149786334094E-12 4.59942898469404E-10 -4.714769761547299E-12
node -2.373451690355183E-14 5.79504298266543E-14 6.234149786334094E-12 3.098811310373793E-9 -3.084949148238607E-9 3.188085638243279E-11
peri 1.163052349209411E-13 -2.589983947211476E-13 4.59942898469404E-10 -3.084949148238607E-9 3.214263971068682E-9 -3.291282033541807E-11
i -4.898323950461964E-15 1.158524377140219E-14 -4.714769761547299E-12 3.188085638243279E-11 -3.291282033541807E-11 3.010997852676026E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.0   n/a MPO436672  

136431 (2005 ER16)          Discovered 2005-Mar-03 by Spacewatch at Kitt Peak
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-05 15:52 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin