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 ]  
305609 (2008 YH158)
Classification: Main-belt Asteroid          SPK-ID: 2305609
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2001164380832384 9.4531e-08  
a 2.338426872606612 1.7514e-08 au
q 1.870469216142451 2.2984e-07 au
i 3.68208091242226 4.9365e-06 deg
node 81.28675013326691 0.00013594 deg
peri 282.0312570775232 0.00013669 deg
M 159.4509025111876 1.4135e-05 deg
tp 2458421.993027593556
(2018-Oct-30.49302759)
4.8696e-05 TDB
period 1306.123118692962
3.58
1.4674e-05
4.018e-08
d
yr
n .275624858673547 3.0965e-09 deg/d
Q 2.806384529070774 2.1019e-08 au
  Orbit Determination Parameters
   # obs. used (total)      173  
   data-arc span      7615 days (20.85 yr)  
   first obs. used      1999-03-21  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54642  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 17:56:26  

Additional Information
 Earth MOID = .872434 au 
 Jupiter MOID = 2.6549 au 
 T_jup = 3.536 
[ 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 17.5   n/a MPO460267  

305609 (2008 YH158)          Discovered 2008-Dec-31 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-May-29 13:11 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin