+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   (2017 OO1) Classification: Aten [NEO]          SPK-ID: 3778084 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 7 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1375349686466425 4.4791e-06   a .8943855281779017 2.0939e-06 au q .7713762426019433 5.7998e-06 au i 20.02711966737564 0.013323 deg node 298.3042431012204 0.00020558 deg peri 186.1404774844248 0.0047151 deg M 182.6921436388155 0.0025056 deg tp 2459352.663696653420 (2021-May-18.16369665) 0.0020346 TDB period 308.948130779066 0.85 0.0010849 2.97e-06 d yr n 1.165244143384839 4.092e-06 deg/d Q 1.01739481375386 2.3819e-06 au   Orbit Determination Parameters    # obs. used (total)      101      data-arc span      9 days      first obs. used      2017-07-22      last obs. used      2017-07-31      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      4      norm. resid. RMS      .216      source      ORB      producer      Otto Matic      solution date      2017-Oct-04 06:47:32   Additional Information  Earth MOID = .00124624 au   Jupiter MOID = 4.03389 au   T_jup = 6.589  [ 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 24.5   n/a MPO423863   [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] 2021-Mar-04 23:30 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin