+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   227377 (2005 UV238) Classification: Main-belt Asteroid          SPK-ID: 2227377 [ 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 .06829944273596747 5.885e-08   a 2.599484527744413 1.998e-08 au q 2.4219411830987 1.5064e-07 au i 15.13107013806324 5.434e-06 deg node 68.55599523999743 1.7666e-05 deg peri 1.494009600924671 4.2604e-05 deg M 203.584621588638 4.1782e-05 deg tp 2459865.629531916029 (2022-Oct-13.12953192) 0.00018208 TDB period 1530.838168994112 4.19 1.7649e-05 4.832e-08 d yr n .2351652887232031 2.7113e-09 deg/d Q 2.777027872390126 2.1345e-08 au   Orbit Determination Parameters    # obs. used (total)      259      data-arc span      6790 days (18.59 yr)      first obs. used      2001-11-21      last obs. used      2020-06-24      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .53975      source      ORB      producer      Otto Matic      solution date      2021-Apr-14 00:39:31   Additional Information  Earth MOID = 1.43568 au   Jupiter MOID = 2.51066 au   T_jup = 3.363  [ 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 16.37   n/a E2021B55   227377 (2005 UV238)          Discovered 2005-Oct-25 by Spacewatch at Kitt Peak Reference: 20091202/Numbers.arc Last Updated: 2009-12-04 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Apr-18 03:50 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin