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 ]  
7504 Kawakita (1997 AF1)
Classification: Main-belt Asteroid          SPK-ID: 2007504
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1955872462872753 3.2424e-08  
a 3.173968984881399 1.4261e-08 au
q 2.553181131327228 1.0071e-07 au
i 1.239634091488461 3.7222e-06 deg
node 51.28246084837767 0.00017996 deg
peri 81.17250511669748 0.0001803 deg
M 78.41718782886353 1.0056e-05 deg
tp 2458750.604957313241
(2019-Sep-24.10495731)		 5.7187e-05 TDB
period 2065.391782738973
5.65		 1.392e-05
3.811e-08		 d
yr
n .1743010711132946 1.1747e-09 deg/d
Q 3.794756838435569 1.705e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1879  
   data-arc span      15234 days (41.71 yr)  
   first obs. used      1978-10-27  
   last obs. used      2020-07-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48383  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 03:27:40  

Additional Information
 Earth MOID = 1.56793 au 
 Jupiter MOID = 1.25713 au 
 T_jup = 3.171 
[ 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 13.59   n/a E2021B10  
diameter diameter 10.304 km 0.223 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.073   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

7504 Kawakita           Discovered 1997 Jan. 2 by T. Kobayashi at Oizumi.
Hideyo Kawakita (b. 1970) is on the staff at the Gunma Astronomical Observatory. His scientific interests include comets, planets, and formation of our solar system.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20030501/MPCPages.arcLast Updated: 2003-10-02

[ show close-approach data ]
Alternate Designations
 1997 AF1 = 1978 UR7 = 1981 JX5 = 1995 TP3 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Mar-05 11:28 UT
(server date/time)   		NASA Home Page
Site Manager:   Ryan S. Park
Webmaster:   Alan B. Chamberlin