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 ]  
190750 (2001 QE54)
Classification: Main-belt Asteroid          SPK-ID: 2190750
[ 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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2218232038461943 4.9294e-08  
a 2.316110162016656 1.2841e-08 au
q 1.802343185417393 1.1483e-07 au
i 4.259407491842375 4.8318e-06 deg
node 96.87642906348287 5.7354e-05 deg
peri 194.0563553382451 5.8423e-05 deg
M 199.7082108860358 1.0921e-05 deg
tp 2459773.752583348511
(2022-Jul-13.25258335)		 4.2124e-05 TDB
period 1287.470376032415
3.52		 1.0707e-05
2.931e-08		 d
yr
n .2796180841918931 2.3255e-09 deg/d
Q 2.829877138615918 1.569e-08 au
   Orbit Determination Parameters
   # obs. used (total)      266  
   data-arc span      7175 days (19.64 yr)  
   first obs. used      2001-07-19  
   last obs. used      2021-03-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57941  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:08:58  

Additional Information
 Earth MOID = .784486 au 
 Jupiter MOID = 2.35693 au 
 T_jup = 3.544 
[ 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 17.0   n/a MPO446126  

190750 (2001 QE54)          Discovered 2001-Aug-16 by LINEAR at Socorro
Reference: 20080917/Numbers.arcLast Updated: 2008-09-19

[ 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-Apr-17 03:40 UT
(server date/time)   		NASA Home Page
Site Manager:   Ryan S. Park
Webmaster:   Alan B. Chamberlin