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 ]  
56068 (1998 YQ2)
Classification: Main-belt Asteroid          SPK-ID: 2056068
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2176761249401042 3.937e-08  
a 2.417409102851868 9.6477e-09 au
q 1.891196856948139 9.7436e-08 au
i 3.254188222079423 3.9473e-06 deg
node 93.90430110530698 8.9542e-05 deg
peri 300.7873321508276 9.0361e-05 deg
M 214.4215066789003 1.4227e-05 deg
tp 2459155.660267162259
(2020-Nov-02.16026716)
5.6547e-05 TDB
period 1372.851797123568
3.76
8.2184e-06
2.25e-08
d
yr
n .2622278681167775 1.5698e-09 deg/d
Q 2.943621348755596 1.1748e-08 au
  Orbit Determination Parameters
   # obs. used (total)      821  
   data-arc span      10408 days (28.50 yr)  
   first obs. used      1990-10-16  
   last obs. used      2019-04-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56728  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 03:23:10  

Additional Information
 Earth MOID = .899805 au 
 Jupiter MOID = 2.48771 au 
 T_jup = 3.481 
[ 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 15.4   n/a MPO436175  
diameter diameter 2.023 km 0.383 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.327   0.170 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

56068 (1998 YQ2)          Discovered 1998-Dec-17 by ODAS at Caussols
Reference: 20030318/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 YQ2 = 1990 UM7 = 2001 QT16 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jan-20 00:41 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin