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 ]  
109577 (2001 QD271)
Classification: Main-belt Asteroid          SPK-ID: 2109577
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1016342295882758 4.0952e-08  
a 2.454618650864719 1.1332e-08 au
q 2.205145375351071 1.0101e-07 au
i 6.28152125068595 5.1575e-06 deg
node 339.4211436375863 3.9751e-05 deg
peri 79.40310134914742 4.7462e-05 deg
M 229.9196523937245 2.6175e-05 deg
tp 2459508.055641770335
(2021-Oct-20.55564177)
0.00010317 TDB
period 1404.670531711475
3.85
9.727e-06
2.663e-08
d
yr
n .2562878567413026 1.7747e-09 deg/d
Q 2.704091926378368 1.2483e-08 au
  Orbit Determination Parameters
   # obs. used (total)      730  
   data-arc span      6954 days (19.04 yr)  
   first obs. used      2001-07-27  
   last obs. used      2020-08-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54574  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:11:10  

Additional Information
 Earth MOID = 1.2274 au 
 Jupiter MOID = 2.57013 au 
 T_jup = 3.478 
[ 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 15.6   n/a MPO338041  

109577 (2001 QD271)          Discovered 2001-Aug-19 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2001 QD271 = 2003 AW48 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Dec-01 21:37 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin