+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   255587 Gardenia (2006 OU4) Classification: Mars-crossing Asteroid          SPK-ID: 2255587 [ 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 8 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .3818691398904705 1.0429e-07   a 2.42251064385797 2.0988e-08 au q 1.497428587912417 2.4583e-07 au i 6.921120815586511 7.3784e-06 deg node 153.6599387765264 5.8894e-05 deg peri 247.7145062710702 6.9841e-05 deg M 190.5420587908343 1.8294e-05 deg tp 2459648.770699294195 (2022-Mar-10.27069929) 7.5436e-05 TDB period 1377.199853135518 3.77 1.7898e-05 4.9e-08 d yr n .2613999697867928 3.3971e-09 deg/d Q 3.347592699803524 2.9003e-08 au   Orbit Determination Parameters    # obs. used (total)      154      data-arc span      10077 days (27.59 yr)      first obs. used      1991-09-04      last obs. used      2019-04-07      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .66727      source      ORB      producer      Otto Matic      solution date      2019-Jul-14 07:31:26   Additional Information  Earth MOID = .522982 au   Jupiter MOID = 2.11545 au   T_jup = 3.400  [ 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 17.6   n/a MPO470724   255587 Gardenia           Discovered 2006 July 21 by V. S. Casulli at Vallemare Borbona. Gardenia is a genus of flowering plants in the coffee family Rubiaceae. The genus was named after Alexander Garden, a Scottish-born American naturalist. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: MPC batch dated 2017-10-05 Last Updated: 2017-10-09 [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-23 22:14 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin