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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
74090 (1998 QU)
Classification: Main-belt Asteroid          SPK-ID: 2074090
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1054184597865062 3.5939e-08  
a 2.397957694664268 1.0779e-08 au
q 2.14516868785956 8.7135e-08 au
i 5.335188593418202 4.0419e-06 deg
node 287.5641649597305 4.6537e-05 deg
peri 11.52117262733189 5.1627e-05 deg
M 228.1620574352193 2.4543e-05 deg
tp 2459097.205099027978
(2020-Sep-04.70509903)
9.347e-05 TDB
period 1356.315429165691
3.71
9.1448e-06
2.504e-08
d
yr
n .2654249831998494 1.7896e-09 deg/d
Q 2.650746701468977 1.1915e-08 au
  Orbit Determination Parameters
   # obs. used (total)      986  
   data-arc span      7531 days (20.62 yr)  
   first obs. used      1998-08-17  
   last obs. used      2019-03-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55262  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 07:17:20  

Additional Information
 Earth MOID = 1.12895 au 
 Jupiter MOID = 2.51903 au 
 T_jup = 3.514 
[ 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 15.3   n/a MPO366099  

74090 (1998 QU)          Discovered 1998-Aug-18 by Lopez, A., Pacheco, R. at Mallorca
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 QU = 2001 FY133 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-11 20:31 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin