+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   19207 (1992 QS1) Classification: Main-belt Asteroid          SPK-ID: 2019207 [ 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 32 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1238714125871972 2.1145e-08   a 2.366564111309051 8.0936e-09 au q 2.073414471863034 5.0052e-08 au i 8.897209724140049 9.9599e-07 deg node 80.26681459690971 3.5878e-06 deg peri 310.4974319636317 7.1152e-06 deg M 247.5902488540754 6.047e-06 deg tp 2459615.719100963257 (2022-Feb-05.21910096) 2.3858e-05 TDB period 1329.767878880246 3.64 6.8217e-06 1.868e-08 d yr n .2707239404091669 1.3888e-09 deg/d Q 2.659713750755068 9.0962e-09 au   Orbit Determination Parameters    # obs. used (total)      2080      data-arc span      13677 days (37.45 yr)      first obs. used      1983-02-19      last obs. used      2020-07-31      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .46853      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 02:48:57   Additional Information  Earth MOID = 1.09139 au   Jupiter MOID = 2.75512 au   T_jup = 3.521  [ 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 13.51   n/a E2021B10   diameter diameter 7.022 km 0.032 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.158   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   19207 (1992 QS1)          Discovered 1992-Aug-24 by Holt, H. E. at Palomar Reference: 20001211/Numbers.arc Last Updated: 2004-04-19 [ show close-approach data ] Alternate Designations  1992 QS1 = 1983 DP = 1996 XB33  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-19 10:37 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin