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 ]  
295344 (2008 HK17)
Classification: Main-belt Asteroid          SPK-ID: 2295344
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1448924860372678 5.4088e-08  
a 2.35910618918524 1.6081e-08 au
q 2.017289428608286 1.318e-07 au
i 7.3137295026886 5.5021e-06 deg
node 223.1756554001448 3.8199e-05 deg
peri 104.5035906413102 4.2846e-05 deg
M 16.2210730858638 1.8366e-05 deg
tp 2458940.865615364078
(2020-Apr-01.36561536)
6.737e-05 TDB
period 1323.486945363747
3.62
1.3533e-05
3.705e-08
d
yr
n .2720087275972772 2.7813e-09 deg/d
Q 2.700922949762194 1.8411e-08 au
  Orbit Determination Parameters
   # obs. used (total)      332  
   data-arc span      10102 days (27.66 yr)  
   first obs. used      1991-11-06  
   last obs. used      2019-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58358  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 16:39:19  

Additional Information
 Earth MOID = 1.02139 au 
 Jupiter MOID = 2.64552 au 
 T_jup = 3.527 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.8   n/a MPO476296  

295344 (2008 HK17)          Discovered 2008-Apr-26 by Spacewatch at Kitt Peak
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2007-Dec-04 02:54 < 00:01 Iris 0.0107631451627743 0.010760566530006 0.0107657237955356 5.06295698371533 5.06295687822088 2454438.621152797 0.462959683944891 128.543655837317 111.146273448065 -0.128003291139232 12521.0739394869 T 11 CATAB v2.0f-lin.ifort 2020-Feb-25 16:39:22 2020-Feb-25 16:39
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Oct-25 03:34 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin