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 ]  
186030 (2001 QL285)
Classification: Main-belt Asteroid          SPK-ID: 2186030
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09871160252278256 4.1178e-08  
a 2.397420421377295 9.6137e-09 au
q 2.160767209662298 9.5976e-08 au
i 13.25921073595103 4.6152e-06 deg
node 187.0588137411175 1.3836e-05 deg
peri 166.4523534581247 2.3805e-05 deg
M 43.56676229758391 1.8447e-05 deg
tp 2459036.415517081435
(2020-Jul-05.91551708)
6.9384e-05 TDB
period 1355.859621773162
3.71
8.1555e-06
2.233e-08
d
yr
n .2655142126949694 1.5971e-09 deg/d
Q 2.634073633092293 1.0563e-08 au
  Orbit Determination Parameters
   # obs. used (total)      657  
   data-arc span      11125 days (30.46 yr)  
   first obs. used      1990-08-18  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58098  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:49:38  

Additional Information
 Earth MOID = 1.15709 au 
 Jupiter MOID = 2.7723 au 
 T_jup = 3.485 
[ 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 16.31   n/a E2021B55  

186030 (2001 QL285)          Discovered 2001-Aug-23 by NEAT at Haleakala
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

Alternate Designations
 2001 QL285 = 2005 QM73 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jun-13 09:04 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin