Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
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 ]  
278361 (2007 JJ43)
Classification: TransNeptunian Object          SPK-ID: 2278361
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1578998366866443 0.00014788  
a 47.94398060865159 0.010477 AU
q 40.37363390043786 0.0029095 AU
i 12.07615252509139 0.00015389 deg
node 272.4753992349976 0.00059692 deg
peri 7.352843941722845 0.032766 deg
M 336.3242539786432 0.028957 deg
tp 2464974.949867533262
(2036-Oct-08.44986753)
7.6067 JED
period 121254.9733268112
331.98
39.746
0.1088
d
yr
n .002968950387129389 9.7319e-07 deg/d
Q 55.51432731686531 0.012131 AU
  Orbit Determination Parameters
   # obs. used (total)      104  
   data-arc span      3661 days (10.02 yr)  
   first obs. used      2002-05-10  
   last obs. used      2012-05-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      3  
   fit RMS      .40936  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-12 09:02:02  

Additional Information
 Earth MOID = 39.3589 AU 
 T_jup = 5.971 
[ 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 3.9 mag n/a MPO241649  
rotation period rot_per 6.04 h n/a Asteroid Lightcurve DataBase (Rev. 2014-Mar-01) Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Benecchi, S.D.; Sheppard, S.S. (2013) Astron. J. 145, A124.]

278361 (2007 JJ43)          Discovered 2007-May-14 by Palomar at Palomar (675)
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Oct-25 16:01 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin