+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   175326 (2005 NC5) Classification: Main-belt Asteroid          SPK-ID: 2175326 [ 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 16 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .02009321501207248 4.9244e-08   a 2.945305655932175 2.6992e-08 au q 2.886124996111257 1.3685e-07 au i 9.425701955182532 4.8687e-06 deg node 124.3883570674825 3.1593e-05 deg peri 2.758633154273401 0.00013256 deg M 196.5233669206641 0.00012855 deg tp 2460038.892081279794 (2023-Apr-04.39208128) 0.00065895 TDB period 1846.264775432771 5.05 2.538e-05 6.949e-08 d yr n .1949882837989013 2.6805e-09 deg/d Q 3.004486315753093 2.7535e-08 au   Orbit Determination Parameters    # obs. used (total)      332      data-arc span      10001 days (27.38 yr)      first obs. used      1993-01-29      last obs. used      2020-06-17      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .51958      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 21:04:55   Additional Information  Earth MOID = 1.90121 au   Jupiter MOID = 2.01657 au   T_jup = 3.251  [ 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 15.84   n/a E2021B55   175326 (2005 NC5)          Discovered 2005-Jul-03 by Mt. Lemmon Survey at Mount Lemmon Reference: 20080122/Numbers.arc Last Updated: 2008-01-28 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Apr-23 12:06 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin