+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   (2014 JG55) Classification: Apollo [NEO]          SPK-ID: 3671125 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB Reference: JPL 5 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .4111487208468507 6.3153e-05   a 1.580283664353283 5.7304e-05 au q .9305520571792568 6.6106e-05 au i 8.744796551818251 0.0038902 deg node 49.86489939648462 0.0025047 deg peri 223.2049454892934 0.015902 deg M 194.718078352838 0.28362 deg tp 2459729.637755793173 (2022-May-30.13775579) 0.58978 TDB period 725.6062301935469 1.99 0.039468 0.0001081 d yr n .4961368646241836 2.6986e-05 deg/d Q 2.230015271527309 8.0865e-05 au   Orbit Determination Parameters    # obs. used (total)      44      first obs. used      2014-05-10      last obs. used      2014-05-10      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      7      norm. resid. RMS      .40047      source      ORB      producer      Otto Matic      solution date      2021-Apr-15 09:59:11   Additional Information  Earth MOID = .000508704 au   Jupiter MOID = 2.912 au   T_jup = 4.286  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 29.2   n/a MPO293441   [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] 2021-Jul-29 10:25 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin