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 ]  
216456 (2009 HF34)
Classification: Main-belt Asteroid          SPK-ID: 2216456
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0552403153120227 4.1488e-08  
a 2.518175658833915 1.768e-08 au
q 2.379070841428869 1.0465e-07 au
i 4.091761950945985 4.7392e-06 deg
node 138.5559087275232 5.7182e-05 deg
peri 162.931580781172 7.0676e-05 deg
M 255.893994067006 4.3567e-05 deg
tp 2459622.585801766384
(2022-Feb-12.08580177)
0.00017761 TDB
period 1459.578506293854
4.00
1.5371e-05
4.208e-08
d
yr
n .2466465479230084 2.5975e-09 deg/d
Q 2.657280476238961 1.8656e-08 au
  Orbit Determination Parameters
   # obs. used (total)      474  
   data-arc span      7274 days (19.92 yr)  
   first obs. used      2001-04-15  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52465  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:54:53  

Additional Information
 Earth MOID = 1.362 au 
 Jupiter MOID = 2.45117 au 
 T_jup = 3.452 
[ 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 16.40   n/a E2021B55  

216456 (2009 HF34)          Discovered 2009-Apr-19 by CSS at Catalina
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

[ show close-approach data ]
Alternate Designations
 2009 HF34 = 2005 GR150 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jun-24 16:43 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin