+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   134112 Jeremyralph (2004 XZ169) Classification: Main-belt Asteroid          SPK-ID: 2134112 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 21 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .06695734990003353 5.6686e-08   a 3.197435494441878 3.3115e-08 au q 2.983343687257746 1.8793e-07 au i 1.434515520101765 6.0087e-06 deg node 136.1971731617698 0.00016941 deg peri 12.54002414793576 0.00017422 deg M 207.4917593011878 4.6275e-05 deg tp 2460085.191643019474 (2023-May-20.69164302) 0.00027852 TDB period 2088.339554817849 5.72 3.2443e-05 8.882e-08 d yr n .172385759379729 2.678e-09 deg/d Q 3.41152730162601 3.5332e-08 au   Orbit Determination Parameters    # obs. used (total)      590      data-arc span      8089 days (22.15 yr)      first obs. used      1998-10-17      last obs. used      2020-12-09      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .587      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 18:06:57   Additional Information  Earth MOID = 1.99442 au   Jupiter MOID = 1.57688 au   T_jup = 3.191  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 14.98   n/a E2021B55   134112 Jeremyralph           Discovered 2004 Dec. 9 by the Catalina Sky Survey. Jeremy Ralph (b. 1983) is the United Launch Alliance Flight Design Engineer for the Atlas V rocket, launching the OSIRIS-REx Asteroid Sample Return Mission to (101955) Bennu. He also assisted on the SDO, MSL and LDCM missions. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: MPC batch dated 2016-08-18 Last Updated: 2016-08-22 [ show close-approach data ] Alternate Designations  2004 XZ169 = 2000 BP32  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-18 08:04 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin