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 ]  
135139 (2001 QD195)
Classification: Main-belt Asteroid          SPK-ID: 2135139
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2171477467077594 6.9951e-08  
a 3.016173396019139 2.0387e-08 au
q 2.361218139393693 2.0341e-07 au
i 14.44233626884475 7.4323e-06 deg
node 217.7272569017918 1.5498e-05 deg
peri 164.362355445433 1.9544e-05 deg
M 235.4871754184581 1.5273e-05 deg
tp 2459862.250790515715
(2022-Oct-09.75079052)
8.6185e-05 TDB
period 1913.299175296142
5.24
1.9398e-05
5.311e-08
d
yr
n .1881566691964308 1.9076e-09 deg/d
Q 3.671128652644585 2.4813e-08 au
  Orbit Determination Parameters
   # obs. used (total)      508  
   data-arc span      8588 days (23.51 yr)  
   first obs. used      1996-12-12  
   last obs. used      2020-06-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49872  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:11:41  

Additional Information
 Earth MOID = 1.36735 au 
 Jupiter MOID = 1.80284 au 
 T_jup = 3.165 
[ 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 15.08   n/a E2021B55  
diameter diameter 4.531 km 0.651 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.078   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

135139 (2001 QD195)          Discovered 2001-Aug-22 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

[ 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-May-15 03:29 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin