+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   100019 Gregorianik (1989 UO7) Classification: Main-belt Asteroid          SPK-ID: 2100019 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 29 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2361521585853691 5.5992e-08   a 2.53198543857037 8.2866e-09 au q 1.934051611745255 1.4461e-07 au i 2.918397584449447 5.4784e-06 deg node 198.1919150955358 5.8208e-05 deg peri 191.5659621000305 5.8836e-05 deg M 219.6346677511994 9.7974e-06 deg tp 2459574.282884833369 (2021-Dec-25.78288483) 4.2161e-05 TDB period 1471.601536010884 4.03 7.2244e-06 1.978e-08 d yr n .2446314380561624 1.2009e-09 deg/d Q 3.129919265395486 1.0244e-08 au   Orbit Determination Parameters    # obs. used (total)      1061      data-arc span      11199 days (30.66 yr)      first obs. used      1989-10-23      last obs. used      2020-06-21      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .51437      source      ORB      producer      Otto Matic      solution date      2020-Nov-12 20:08:32   Additional Information  Earth MOID = .939413 au   Jupiter MOID = 2.3155 au   T_jup = 3.409  [ 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 15.59   n/a E2021B55   100019 Gregorianik           Discovered 1989 Oct. 23 by F. Börngen at Tautenburg. The Gregorian Chant (German shortening Gregorianik) is monophonic liturgical singing with a plain melody, in Europe in common use since the earliest Middle Ages. The chant is sung by a choir or by soloists. It is still sung in churches today. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20060219/MPCPages.arc Last Updated: 2010-06-03 [ show close-approach data ] Alternate Designations  1989 UO7 = 2001 QV246  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Mar-02 09:44 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin