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 ]  
74026 (1998 HL8)
Classification: Main-belt Asteroid          SPK-ID: 2074026
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1294873605324276 3.3193e-08  
a 2.354661273352781 1.1487e-08 au
q 2.049762400118404 7.9199e-08 au
i 7.632840609302015 4.5235e-06 deg
node 57.47321374923175 3.3158e-05 deg
peri 220.9987164703698 3.8997e-05 deg
M 242.2686401746027 2.2118e-05 deg
tp 2459032.099316273231
(2020-Jul-01.59931627)
8.2234e-05 TDB
period 1319.748230962377
3.61
9.6576e-06
2.644e-08
d
yr
n .2727793010470515 1.9961e-09 deg/d
Q 2.659560146587157 1.2975e-08 au
  Orbit Determination Parameters
   # obs. used (total)      698  
   data-arc span      9152 days (25.06 yr)  
   first obs. used      1994-02-12  
   last obs. used      2019-03-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57593  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 07:10:22  

Additional Information
 Earth MOID = 1.03994 au 
 Jupiter MOID = 2.44873 au 
 T_jup = 3.532 
[ 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 15.9   n/a MPO319934  

74026 (1998 HL8)          Discovered 1998-Apr-22 by Zoltowski, F. B. at Woomera
Reference: 20040415/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 2019-Dec-06 21:34 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin