+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   180584 (2004 FD27) Classification: Main-belt Asteroid          SPK-ID: 2180584 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 14 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1280645748325281 6.3821e-08   a 2.57624803529435 1.9537e-08 au q 2.246321925991243 1.6856e-07 au i 1.340887633356999 5.6489e-06 deg node 196.4909410377855 0.00027458 deg peri 281.2527423964881 0.00027557 deg M 68.8623843798145 2.2182e-05 deg tp 2458911.592049993878 (2020-Mar-03.09204999) 9.2382e-05 TDB period 1510.358128590902 4.14 1.7181e-05 4.704e-08 d yr n .2383540652943446 2.7114e-09 deg/d Q 2.906174144597457 2.2039e-08 au   Orbit Determination Parameters    # obs. used (total)      266      data-arc span      7191 days (19.69 yr)      first obs. used      2000-04-12      last obs. used      2019-12-20      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .60931      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 21:27:06   Additional Information  Earth MOID = 1.26287 au   Jupiter MOID = 2.17285 au   T_jup = 3.415  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 16.9   n/a MPO417978   180584 (2004 FD27)          Discovered 2004-Mar-17 by Spacewatch at Kitt Peak Reference: 20080321/Numbers.arc Last Updated: 2008-03-26 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Apr-20 18:25 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin