+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   14849 (1989 GQ1) Classification: Main-belt Asteroid          SPK-ID: 2014849 [ 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 29 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1934599142743641 4.8981e-08   a 2.371133063849103 7.9758e-09 au q 1.912413864583745 1.157e-07 au i 2.089796571323778 3.6413e-06 deg node 248.6058718889899 0.00012247 deg peri 73.63006811528466 0.0001229 deg M 147.0103837711981 1.1599e-05 deg tp 2458655.899761517954 (2019-Jun-21.39976152) 4.2673e-05 TDB period 1333.62066558966 3.65 6.7288e-06 1.842e-08 d yr n .2699418277541659 1.362e-09 deg/d Q 2.82985226311446 9.5188e-09 au   Orbit Determination Parameters    # obs. used (total)      1412      data-arc span      15104 days (41.35 yr)      first obs. used      1979-10-14      last obs. used      2021-02-19      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .50466      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 00:40:40   Additional Information  Earth MOID = .899217 au   Jupiter MOID = 2.49015 au   T_jup = 3.518  [ 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 14.9   n/a MPO502282   diameter diameter 7.208 km 2.201 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.044   0.030 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   14849 (1989 GQ1)          Discovered 1989-Apr-03 by Elst, E. W. at La Silla Reference: 20000523/Numbers.arc Last Updated: 2004-04-19 [ show close-approach data ] Alternate Designations  1989 GQ1 = 1979 TO2 = 1979 WV  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-21 03:05 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin