+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   136663 (1995 QL5) Classification: Main-belt Asteroid          SPK-ID: 2136663 [ 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 12 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .04076011101441171 1.0971e-07   a 2.986581727443749 3.1726e-08 au q 2.864848324679528 3.34e-07 au i 9.575003619642136 7.8128e-06 deg node 285.756346758197 5.6e-05 deg peri 255.5240376075904 9.8592e-05 deg M 66.14863250581253 8.0351e-05 deg tp 2458654.099586298613 (2019-Jun-19.59958630) 0.00042193 TDB period 1885.211291730654 5.16 3.0039e-05 8.224e-08 d yr n .1909600274404861 3.0428e-09 deg/d Q 3.10831513020797 3.3019e-08 au   Orbit Determination Parameters    # obs. used (total)      227      data-arc span      8620 days (23.60 yr)      first obs. used      1995-08-22      last obs. used      2019-03-29      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .76018      source      ORB      producer      Otto Matic      solution date      2019-Jul-13 05:33:55   Additional Information  Earth MOID = 1.88785 au   Jupiter MOID = 1.98495 au   T_jup = 3.235  [ hide covariance matrix ] Orbital Elements at Epoch 2456921.5 (2014-Sep-21.0) TDB Reference: JPL 12 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .04084006860480276 1.0995e-07   q 2.863208390087786 3.3564e-07 au tp 2456756.300356915250 (2014-Apr-08.80035692) 0.00041951 TDB node 285.7816408120646 5.6016e-05 deg peri 252.978467351951 9.7319e-05 deg i 9.574743624986716 7.8117e-06 deg   Orbit Determination Parameters    # obs. used (total)      227      data-arc span      8620 days (23.60 yr)      first obs. used      1995-08-22      last obs. used      2019-03-29      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .76018      source      ORB      producer      Otto Matic      solution date      2019-Jul-13 05:33:55   Additional Information  Jupiter MOID = 1.98495 au   T_jup = 3.235  Orbit Covariance (6×6)   e q tp node peri i e 1.208984484135221E-14 -3.675310634739432E-14 -1.036535229343415E-11 4.388152606150847E-14 -1.72489194943838E-12 3.669401515621889E-15 q -3.675310634739432E-14 1.126545841376283E-13 2.735857556355114E-11 -1.377624076616967E-13 4.461618040457942E-12 -1.216726348176331E-14 tp -1.036535229343415E-11 2.735857556355114E-11 1.759867602882903E-7 -1.088390631606767E-12 3.352758604649921E-8 5.118390921712431E-12 node 4.388152606150847E-14 -1.377624076616967E-13 -1.088390631606767E-12 3.137768669748459E-9 -3.092742345721134E-9 2.223774693002085E-10 peri -1.72489194943838E-12 4.461618040457942E-12 3.352758604649921E-8 -3.092742345721134E-9 9.470934347473985E-9 -2.183205085908024E-10 i 3.669401515621889E-15 -1.216726348176331E-14 5.118390921712431E-12 2.223774693002085E-10 -2.183205085908024E-10 6.102280697823204E-11 [ 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 MPO432828   136663 (1995 QL5)          Discovered 1995-Aug-22 by Spacewatch at Kitt Peak Reference: 20061205/Numbers.arc Last Updated: 2006-12-13 [ show close-approach data ] Alternate Designations  1995 QL5 = 1998 BO14  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-21 16:10 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin