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 ]  
66362 (1999 JQ90)
Classification: Main-belt Asteroid          SPK-ID: 2066362
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09256712541169776 3.8133e-08  
a 2.433911663669852 1.0925e-08 au
q 2.208611457457931 9.4795e-08 au
i 11.39390039088462 4.226e-06 deg
node 129.0057959696617 1.9072e-05 deg
peri 16.46528519947384 2.7979e-05 deg
M 317.5185861223864 2.2152e-05 deg
tp 2459364.163602542409
(2021-May-29.66360254)
8.5809e-05 TDB
period 1386.933520739426
3.80
9.3383e-06
2.557e-08
d
yr
n .2595654331060298 1.7477e-09 deg/d
Q 2.659211869881773 1.1936e-08 au
  Orbit Determination Parameters
   # obs. used (total)      978  
   data-arc span      12479 days (34.17 yr)  
   first obs. used      1987-01-01  
   last obs. used      2021-03-02  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53729  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:21:37  

Additional Information
 Earth MOID = 1.22352 au 
 Jupiter MOID = 2.35881 au 
 T_jup = 3.473 
[ 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 15.16   n/a MPCxxxxx  
diameter diameter 3.376 km 0.058 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.181   0.031 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

66362 (1999 JQ90)          Discovered 1999-May-12 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 JQ90 = 2000 QW31 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jun-16 12:02 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin