+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   11089 (1994 CS8) Classification: Jupiter Trojan          SPK-ID: 2011089 [ 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 37 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .02058248973687535 2.2019e-08   a 5.184501496162747 6.0635e-08 au q 5.077791547327163 1.21e-07 au i 6.932399511457183 8.5039e-07 deg node 120.1223705615841 1.0413e-05 deg peri 20.35227953253201 6.2607e-05 deg M 82.85912055032975 5.9939e-05 deg tp 2458208.077157583014 (2018-Mar-30.57715758) 0.00072443 TDB period 4311.803225730629 11.81 7.5643e-05 2.071e-07 d yr n .08349175070228268 1.4647e-09 deg/d Q 5.291211444998332 6.1883e-08 au   Orbit Determination Parameters    # obs. used (total)      2128      data-arc span      11880 days (32.53 yr)      first obs. used      1988-09-11      last obs. used      2021-03-22      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .47221      source      ORB      producer      Otto Matic      solution date      2021-May-04 00:51:37   Additional Information  Earth MOID = 4.09192 au   Jupiter MOID = .161412 au   T_jup = 2.985  [ 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 10.73   n/a E2021B10   diameter diameter 37.047 km 0.379 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G)   rotation period rot_per 7.72 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List: [Stephens, R.D.; French, L.M.; Davitt, C.; Coley, D.R. (2014) Minor Planet Bull. 41, 95-100.] [Stephens, R.D.; Coley, D.R.; French, L.M. (2015) Minor Planet Bull. 42, 216-224.] [Stephens, R.D.; Coley, D.R.; French, L.M. (2016) Minor Planet Bull. 43, 265-270.] [Stephens, R.D.; Coley, D.R. (2017) Minor Planet Bull. 44, 252-257.] geometric albedo albedo 0.074   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G)   11089 (1994 CS8)          Discovered 1994-Feb-08 by Naranjo, O. A. at Merida Reference: 19990728/Numbers.arc Last Updated: 2004-04-19 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-May-16 10:34 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin