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 ]  
307251 (2002 KW14)
Classification: TransNeptunian Object          SPK-ID: 2307251
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ 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 .2027709806288767 5.6e-05  
a 47.02672350677371 0.0061559 au
q 37.49106866554216 0.002621 au
i 9.749240191628328 0.00015987 deg
node 59.83215420721409 0.00014887 deg
peri 124.8916050038152 0.022023 deg
M 51.79857590870247 0.023057 deg
tp 2442052.017166848735
(1974-Jan-04.51716685)
4.2628 TDB
period 117791.9221309977
322.50
23.129
0.06332
d
yr
n .00305623673921918 6.001e-07 deg/d
Q 56.56237834800525 0.0074041 au
  Orbit Determination Parameters
   # obs. used (total)      90  
   data-arc span      4746 days (12.99 yr)  
   first obs. used      2002-05-17  
   last obs. used      2015-05-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .52212  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-10 13:12:32  

Additional Information
 Earth MOID = 36.5031 au 
 Jupiter MOID = 32.0729 au 
 T_jup = 5.913 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 5.6   n/a MPO386274  
rotation period rot_per 8.58 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:
[Thirouin, A.; Ortiz, J.L.; Campo Bagatin, A.; Pravec, P.; et al. (2012) Mon. Not. Royal Ast. Soc. 424, 3156-3177.]

307251 (2002 KW14)          Discovered 2002-May-17 by Trujillo, C. A., Brown, M. E. at Palomar
Reference: 20111210/Numbers.arcLast Updated: 2011-12-12
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Sep-25 03:59 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin