+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   19194 (1992 DG7) Classification: Main-belt Asteroid          SPK-ID: 2019194 [ 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 29 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1079005504615061 4.9618e-08   a 3.002812511772882 1.5793e-08 au q 2.67880738881989 1.5827e-07 au i 8.158418686284485 3.8364e-06 deg node 143.7101815783969 2.2044e-05 deg peri 212.5337239975941 2.7192e-05 deg M 356.5007861942618 1.4553e-05 deg tp 2459218.973906039003 (2021-Jan-04.47390604) 7.6829e-05 TDB period 1900.600118556609 5.20 1.4994e-05 4.105e-08 d yr n .1894138574890747 1.4943e-09 deg/d Q 3.326817634725873 1.7497e-08 au   Orbit Determination Parameters    # obs. used (total)      1559      data-arc span      10546 days (28.87 yr)      first obs. used      1992-02-29      last obs. used      2021-01-13      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .50447      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 02:48:38   Additional Information  Earth MOID = 1.67602 au   Jupiter MOID = 2.10145 au   T_jup = 3.228  [ 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 14.07   n/a E2021B10   diameter diameter 7.807 km 0.179 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.066   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   19194 (1992 DG7)          Discovered 1992-Feb-29 by UESAC at La Silla Reference: 20001211/Numbers.arc Last Updated: 2004-04-19 Alternate Designations  1992 DG7 = 1997 CT8 = 1998 HU145  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Apr-19 10:23 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin