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 ]  
181132 (2005 QW140)
Classification: Main-belt Asteroid          SPK-ID: 2181132
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1015606256078135 3.2014e-08  
a 2.935145961094626 1.7675e-08 au
q 2.637050701035609 9.4112e-08 au
i 6.007090775950866 4.9095e-06 deg
node 161.1563745083121 3.4001e-05 deg
peri 114.1163050257274 4.5384e-05 deg
M 66.68499273503832 2.7173e-05 deg
tp 2458860.273146397846
(2020-Jan-11.77314640)
0.00013895 TDB
period 1836.720111576467
5.03
1.659e-05
4.542e-08
d
yr
n .1960015561059056 1.7704e-09 deg/d
Q 3.233241221153643 1.947e-08 au
  Orbit Determination Parameters
   # obs. used (total)      484  
   data-arc span      21938 days (60.06 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-10-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56163  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:29:20  

Additional Information
 Earth MOID = 1.62622 au 
 Jupiter MOID = 1.89184 au 
 T_jup = 3.259 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457573.5 (2016-Jul-04.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1007814006193911 3.2161e-08  
q 2.640575728765223 9.4672e-08 au
tp 2457028.247767302282
(2015-Jan-05.74776730)
0.00014311 TDB
node 161.2640251860179 3.4046e-05 deg
peri 115.2189382602298 4.5535e-05 deg
i 6.001933354257922 4.9059e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      484  
   data-arc span      21938 days (60.06 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-10-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56163  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:29:20  

Additional Information
 Jupiter MOID = 1.89184 au 
 T_jup = 3.259 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.03432445565715E-15 -3.001548455178865E-15 9.214066471574499E-13 4.871442428928019E-16 1.886209596230642E-13 1.684241330062594E-17
q -3.001548455178865E-15 8.962733102031715E-15 -3.287141552710881E-12 -1.329304539403694E-15 -6.595173773641945E-13 1.843301585559212E-16
tp 9.214066471574499E-13 -3.287141552710881E-12 2.048188293424407E-8 -4.857121762997885E-11 4.335617962920471E-9 9.710503604178241E-12
node 4.871442428928019E-16 -1.329304539403694E-15 -4.857121762997885E-11 1.159122104066934E-9 -1.162737913210627E-9 6.907813337729469E-12
peri 1.886209596230642E-13 -6.595173773641945E-13 4.335617962920471E-9 -1.162737913210627E-9 2.073402581421372E-9 -4.774140000733342E-12
i 1.684241330062594E-17 1.843301585559212E-16 9.710503604178241E-12 6.907813337729469E-12 -4.774140000733342E-12 2.406775957778626E-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 15.79   n/a E2021B55  
diameter diameter 2.961 km 0.570 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.153   0.060 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

181132 (2005 QW140)          Discovered 2005-Aug-29 by LONEOS at Anderson Mesa
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jun-14 15:35 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin