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 ]  
437296 (2013 BK40)
Classification: Jupiter Trojan          SPK-ID: 2437296
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06261887222720672 1.5048e-07  
a 5.197663290278501 6.9793e-07 au
q 4.872191476824509 1.3735e-06 au
i 10.16201498182743 9.4889e-06 deg
node 136.3692396316341 5.5163e-05 deg
peri 313.6123431846415 0.00016624 deg
M 261.61414906171 0.00017687 deg
tp 2460183.380262871073
(2023-Aug-26.88026287)
0.0022825 TDB
period 4328.233079985062
11.85
0.00087177
2.387e-06
d
yr
n .08317481830281709 1.6753e-08 deg/d
Q 5.523135103732494 7.4163e-07 au
  Orbit Determination Parameters
   # obs. used (total)      89  
   data-arc span      5958 days (16.31 yr)  
   first obs. used      2003-05-02  
   last obs. used      2019-08-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .68444  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:37:30  

Additional Information
 Earth MOID = 3.89837 au 
 Jupiter MOID = .342245 au 
 T_jup = 2.965 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457443.5 (2016-Feb-25.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0619171120867145 1.4955e-07  
q 4.877093626388961 1.3665e-06 au
tp 2455867.242799267223
(2011-Nov-01.74279927)
0.0018273 TDB
node 136.3940650548616 5.5206e-05 deg
peri 314.4851609231488 0.00016849 deg
i 10.15708151260467 9.4841e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      89  
   data-arc span      5958 days (16.31 yr)  
   first obs. used      2003-05-02  
   last obs. used      2019-08-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .68444  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:37:30  

Additional Information
 Jupiter MOID = .342245 au 
 T_jup = 2.965 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.236394623122231E-14 -1.965264842030003E-13 -2.095285958567065E-11 2.103082359711334E-14 -5.92694893646343E-12 -4.93320869983813E-15
q -1.965264842030003E-13 1.86723470878239E-12 5.835709643982085E-10 -8.93763511056242E-14 8.937092938951358E-11 4.454581723882523E-14
tp -2.095285958567065E-11 5.835709643982085E-10 3.338990741294274E-6 4.890579909954331E-10 2.859780304260194E-7 -2.635170632886296E-10
node 2.103082359711334E-14 -8.93763511056242E-14 4.890579909954331E-10 3.047735906525811E-9 -2.96089655733201E-9 2.228050817094597E-10
peri -5.92694893646343E-12 8.937092938951358E-11 2.859780304260194E-7 -2.96089655733201E-9 2.838810123571763E-8 -2.393603215090171E-10
i -4.93320869983813E-15 4.454581723882523E-14 -2.635170632886296E-10 2.228050817094597E-10 -2.393603215090171E-10 8.994844299151856E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.9   n/a MPO495169  

437296 (2013 BK40)          Discovered 2013-Jan-05 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-06-04

Alternate Designations
 2013 BK40 = 2014 DT4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Sep-20 17:48 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin