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 ]  
135128 (2001 QW162)
Classification: Main-belt Asteroid          SPK-ID: 2135128
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06233271418808788 5.9781e-08  
a 3.056163158333106 2.2401e-08 au
q 2.865664213672565 1.8008e-07 au
i 6.978270226908437 6.0117e-06 deg
node 307.4973813124379 3.7505e-05 deg
peri 41.02911265971066 5.1236e-05 deg
M 204.971131593968 3.5669e-05 deg
tp 2460040.875353998313
(2023-Apr-06.37535400)
0.00019578 TDB
period 1951.476073778923
5.34
2.1456e-05
5.874e-08
d
yr
n .1844757436881511 2.0282e-09 deg/d
Q 3.246662102993648 2.3797e-08 au
  Orbit Determination Parameters
   # obs. used (total)      502  
   data-arc span      7999 days (21.90 yr)  
   first obs. used      1999-03-20  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57421  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:11:38  

Additional Information
 Earth MOID = 1.86061 au 
 Jupiter MOID = 2.07731 au 
 T_jup = 3.221 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.05   n/a MPCxxxxx  
diameter diameter 6.145 km 0.244 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.051   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

135128 (2001 QW162)          Discovered 2001-Aug-23 by LONEOS at Anderson Mesa
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

Alternate Designations
 2001 QW162 = 2004 CN111 = 2004 DS29 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-May-06 14:14 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin