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 ]  
120672 (1997 AK)
Classification: Main-belt Asteroid          SPK-ID: 2120672
[ 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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2699766242151683 4.6248e-08  
a 2.664356772989917 1.2391e-08 au
q 1.945042725713279 1.191e-07 au
i 2.175670356557442 5.191e-06 deg
node 322.0211324027051 0.00017434 deg
peri 173.4386527790964 0.00017485 deg
M 129.3293896452893 1.3506e-05 deg
tp 2458429.834362316839
(2018-Nov-07.33436232)		 5.7718e-05 TDB
period 1588.49918127191
4.35		 1.1082e-05
3.034e-08		 d
yr
n .2266290119908959 1.581e-09 deg/d
Q 3.383670820266554 1.5737e-08 au
   Orbit Determination Parameters
   # obs. used (total)      459  
   data-arc span      9574 days (26.21 yr)  
   first obs. used      1993-04-16  
   last obs. used      2019-07-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55732  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 17:55:34  

Additional Information
 Earth MOID = .959048 au 
 Jupiter MOID = 1.66465 au 
 T_jup = 3.330 
[ 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 16.2   n/a MPO436582  
diameter diameter 1.368 km 0.211 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.285   0.171 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

120672 (1997 AK)          Discovered 1997-Jan-02 by Kobayashi, T. at Oizumi
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ 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 2021-Mar-01 17:47 UT
(server date/time)   		NASA Home Page
Site Manager:   Ryan S. Park
Webmaster:   Alan B. Chamberlin