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 ]  
90960 (1997 WH16)
Classification: Main-belt Asteroid          SPK-ID: 2090960
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2679316760600535 4.7522e-08  
a 2.385027455173194 1.0908e-08 au
q 1.746003051659396 1.1726e-07 au
i 25.4494938916187 5.8116e-06 deg
node 70.42462070190729 1.3365e-05 deg
peri 2.366974419431096 1.8094e-05 deg
M 28.93196414098967 1.1805e-05 deg
tp 2458892.378037867982
(2020-Feb-12.87803787)
4.3871e-05 TDB
period 1345.359968574714
3.68
9.2292e-06
2.527e-08
d
yr
n .2675863771845295 1.8357e-09 deg/d
Q 3.024051858686991 1.383e-08 au
  Orbit Determination Parameters
   # obs. used (total)      631  
   data-arc span      8176 days (22.38 yr)  
   first obs. used      1997-11-28  
   last obs. used      2020-04-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54738  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 16:36:35  

Additional Information
 Earth MOID = .76084 au 
 Jupiter MOID = 2.29823 au 
 T_jup = 3.360 
[ 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 15.5   n/a MPO302516  

90960 (1997 WH16)          Discovered 1997-Nov-28 by NEAT at Haleakala
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

Alternate Designations
 1997 WH16 = 2001 TQ46 = 2002 CK7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Sep-20 12:37 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin