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 ]  
233523 (2007 HD7)
Classification: Main-belt Asteroid          SPK-ID: 2233523
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1335080893654115 7.1359e-08  
a 2.589076422863002 2.5952e-08 au
q 2.243413776425529 1.9611e-07 au
i 1.980808435489595 4.9931e-06 deg
node 232.08163021 0.00023974 deg
peri 336.7723139975065 0.00024148 deg
M 57.13348163599061 3.3046e-05 deg
tp 2458759.007347849159
(2019-Oct-02.50734785)
0.00013772 TDB
period 1521.653368303353
4.17
2.2879e-05
6.264e-08
d
yr
n .236584762008841 3.5572e-09 deg/d
Q 2.934739069300476 2.9417e-08 au
  Orbit Determination Parameters
   # obs. used (total)      275  
   data-arc span      5276 days (14.44 yr)  
   first obs. used      2004-09-16  
   last obs. used      2019-02-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60993  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 09:15:05  

Additional Information
 Earth MOID = 1.23846 au 
 Jupiter MOID = 2.03114 au 
 T_jup = 3.407 
[ 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 16.6   n/a MPO427343  
diameter diameter 3.288 km 0.700 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.045   0.029 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

233523 (2007 HD7)          Discovered 2007-Apr-16 by LINEAR at Socorro
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-09 06:24 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin