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 ]  
233963 (2010 AP31)
Classification: Main-belt Asteroid          SPK-ID: 2233963
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1657290608897974 6.0018e-08  
a 2.588602306233967 2.4966e-08 au
q 2.159595677004648 1.5178e-07 au
i 5.426128933779829 6.8914e-06 deg
node 127.4325049089929 5.9063e-05 deg
peri 12.58027853727164 6.3328e-05 deg
M 173.001749124326 2.5412e-05 deg
tp 2458269.454478664143
(2018-May-30.95447866)
0.00010002 TDB
period 1521.23541532392
4.16
2.2007e-05
6.025e-08
d
yr
n .2366497626689453 3.4236e-09 deg/d
Q 3.017608935463286 2.9104e-08 au
  Orbit Determination Parameters
   # obs. used (total)      221  
   data-arc span      6684 days (18.30 yr)  
   first obs. used      2002-04-11  
   last obs. used      2020-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49639  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 16:20:45  

Additional Information
 Earth MOID = 1.17325 au 
 Jupiter MOID = 2.00702 au 
 T_jup = 3.395 
[ 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 16.9   n/a MPO433528  
rotation period rot_per 5.25 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Chang, C.K.; Ip, W.-H.; Lin, H.-W.; Cheng, Y.C.; et al. (2015) Astrophys. J. Supp. Ser. 219, A27.]

233963 (2010 AP31)          Discovered 2010-Jan-06 by Spacewatch at Kitt Peak
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03

[ show close-approach data ]
Alternate Designations
 2010 AP31 = 2002 GU115 = 2003 KF27 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Oct-26 08:46 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin