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 ]  
66015 (1998 QW25)
Classification: Main-belt Asteroid          SPK-ID: 2066015
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1510387984348237 4.6345e-08  
a 2.80229787084889 1.523e-08 au
q 2.379042167579409 1.325e-07 au
i 8.695802323162013 6.0635e-06 deg
node 338.0314320994295 2.5073e-05 deg
peri 331.4564985737585 3.0462e-05 deg
M 287.9766095451499 1.8794e-05 deg
tp 2459543.300094516695
(2021-Nov-24.80009452)
9.0251e-05 TDB
period 1713.443830492429
4.69
1.3968e-05
3.824e-08
d
yr
n .2101031814369655 1.7128e-09 deg/d
Q 3.225553574118372 1.753e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1008  
   data-arc span      8270 days (22.64 yr)  
   first obs. used      1998-07-31  
   last obs. used      2021-03-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55548  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 07:00:31  

Additional Information
 Earth MOID = 1.36713 au 
 Jupiter MOID = 2.0798 au 
 T_jup = 3.291 
[ 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 14.59   n/a E2021B10  
rotation period rot_per 10.532 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

66015 (1998 QW25)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jun-16 09:56 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin