+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   120367 Grabow (2005 NL67) Classification: Main-belt Asteroid          SPK-ID: 2120367 [ 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 24 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2202102095315152 4.5936e-08   a 2.237342783748163 7.3321e-09 au q 1.744657060545157 1.0472e-07 au i 6.30988171940425 4.8685e-06 deg node 167.6226297007748 3.1742e-05 deg peri 174.5202604216969 3.2886e-05 deg M 208.0804637372976 9.4768e-06 deg tp 2459716.332074890709 (2022-May-16.83207489) 3.383e-05 TDB period 1222.354619616136 3.35 6.0088e-06 1.645e-08 d yr n .2945135513236357 1.4477e-09 deg/d Q 2.73002850695117 8.9467e-09 au   Orbit Determination Parameters    # obs. used (total)      619      data-arc span      9230 days (25.27 yr)      first obs. used      1995-09-19      last obs. used      2020-12-26      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .56689      source      ORB      producer      Otto Matic      solution date      2021-Feb-24 09:24:52   Additional Information  Earth MOID = .734978 au   Jupiter MOID = 2.68089 au   T_jup = 3.597  [ 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 16.46   n/a E2021B55   diameter diameter 2.060 km 0.388 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)   geometric albedo albedo 0.105   0.065 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)   120367 Grabow           Discovered 2005 July 2 by the Catalina Sky Survey. Walter Grabow (1913-1987) was the owner of the Polaris Telescope Shop in Dearborn, Michigan in the 1960s. His patience and guidance helped many amateur astronomers in building or buying their telescopes. 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 2018-09-25 Last Updated: 2018-10-01 [ show close-approach data ] Alternate Designations  2005 NL67 = 1995 SP24 = 2004 FJ118  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Mar-01 16:01 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin