+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   101038 (1998 QA96) Classification: Main-belt Asteroid          SPK-ID: 2101038 [ 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 10 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .4186841405978059 1.3701e-07   a 3.179183286099307 3.559e-08 au q 1.84810966415591 4.3673e-07 au i 24.97828374617634 2.1514e-05 deg node 309.7797942959775 2.6457e-05 deg peri 71.67523894391738 3.4575e-05 deg M 333.4656225904871 2.3262e-05 deg tp 2459353.108308236510 (2021-May-18.60830824) 0.00013585 TDB period 2070.483513415592 5.67 3.4768e-05 9.519e-08 d yr n .1738724301195341 2.9197e-09 deg/d Q 4.510256908042704 5.0491e-08 au   Orbit Determination Parameters    # obs. used (total)      227      data-arc span      9001 days (24.64 yr)      first obs. used      1992-07-27      last obs. used      2017-03-19      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .65349      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 15:34:54   Additional Information  Earth MOID = .991011 au   Jupiter MOID = 1.90978 au   T_jup = 2.924  [ 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 15.4   n/a MPO371802   diameter diameter 3.710 km 0.869 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)   geometric albedo albedo 0.067   0.045 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)   101038 (1998 QA96)          Discovered 1998-Aug-19 by LINEAR at Socorro Reference: 20051019/Numbers.arc Last Updated: 2005-10-26 [ hide close-approach data ] Close-Approach Data   ...sorted by Date/Time (TDB) Date/Time (TDB) Time Uncertainty (days_HH:MM) Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified 1921-Jun-13 06:45 00:03 Jupiter 1.99635477501921 1.99635091231302 1.99635863773733 7.05521089052976 6.99481462127738 2422853.781435218 2.62671655585787 368.739278963315 119.014076472722 65.080718193793 903032.855513569 T 10 CATAB v2.0f-lin.ifort 2021-Apr-13 15:34:56 2021-Apr-13 15:34 1932-Sep-09 21:32 00:02 Jupiter 1.8887400355717 1.8887379268901 1.88874214425405 6.73612228650423 6.66921475232714 2426960.397105353 2.14709203410073 332.737146865703 100.145685598504 -85.7260132260664 909813.97848576 T 10 CATAB v2.0f-lin.ifort 2021-Apr-13 15:34:56 2021-Apr-13 15:34 2051-Jul-02 21:47 00:02 Jupiter 1.92619347521007 1.92619144820089 1.92619550222023 6.71980865240623 6.65404765551594 2470355.407388551 2.37163995484639 229.761079685969 92.8190937871153 -80.5201638050464 875084.360648739 T 10 CATAB v2.0f-lin.ifort 2021-Apr-13 15:34:56 2021-Apr-13 15:34 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-17 22:07 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin