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 ]  
117669 (2005 ER207)
Classification: Main-belt Asteroid          SPK-ID: 2117669
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .100431549183789 3.6441e-08  
a 2.59839098134319 1.3629e-08 au
q 2.337430549701708 9.4734e-08 au
i 1.037172151600832 4.7444e-06 deg
node 93.89289117705469 0.00030534 deg
peri 200.4614513189577 0.00030698 deg
M 117.5841981650033 3.1154e-05 deg
tp 2458500.808872332112
(2019-Jan-17.30887233)
0.00013219 TDB
period 1529.872285287907
4.19
1.2036e-05
3.295e-08
d
yr
n .2353137601497575 1.8513e-09 deg/d
Q 2.859351412984672 1.4997e-08 au
  Orbit Determination Parameters
   # obs. used (total)      484  
   data-arc span      9117 days (24.96 yr)  
   first obs. used      1994-11-10  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56569  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 13:53:26  

Additional Information
 Earth MOID = 1.32139 au 
 Jupiter MOID = 2.28807 au 
 T_jup = 3.408 
[ 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 16.0   n/a MPO359563  

117669 (2005 ER207)          Discovered 2005-Mar-11 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2005 ER207 = 1998 QH60 
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-04 12:10 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin