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 ]  
541078 (2018 QS2)
Classification: Main-belt Asteroid          SPK-ID: 2541078
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1822744116314491 2.6573e-07  
a 2.537520172576551 5.2012e-08 au
q 2.074995176117227 6.959e-07 au
i 14.3224540823333 9.0166e-06 deg
node 277.4455468537831 0.00010914 deg
peri 32.0706759363426 0.00012656 deg
M 227.1865977711666 8.1834e-05 deg
tp 2459745.193362723407
(2022-Jun-14.69336272)
0.00032949 TDB
period 1476.429391083365
4.04
4.5394e-05
1.243e-07
d
yr
n .2438315046924402 7.4968e-09 deg/d
Q 3.000045169035875 6.1493e-08 au
  Orbit Determination Parameters
   # obs. used (total)      70  
   data-arc span      2906 days (7.96 yr)  
   first obs. used      2010-11-26  
   last obs. used      2018-11-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45195  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:22:03  

Additional Information
 Earth MOID = 1.0707 au 
 Jupiter MOID = 2.26197 au 
 T_jup = 3.381 
[ 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 17.0   .3719 E2018T04 autocmod 2.6n

541078 (2018 QS2)          Discovered 2014-Sep-03 by CSS at Catalina
Reference: Last Updated: 2019-05-29

Alternate Designations
 2018 QS2 = 2014 SA169 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jun-23 18:19 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin