+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   277833 (2006 HU45) Classification: Main-belt Asteroid          SPK-ID: 2277833 [ 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 14 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .08303211429374086 5.2621e-08   a 2.861765007026812 2.5602e-08 au q 2.624146607881533 1.4905e-07 au i 3.226002238799959 5.8386e-06 deg node 81.23559461191678 0.00010422 deg peri 281.1666092327232 0.00011073 deg M 167.3668601846673 3.789e-05 deg tp 2458178.415711195996 (2018-Feb-28.91571120) 0.00018299 TDB period 1768.273262955995 4.84 2.3729e-05 6.497e-08 d yr n .2035884427716753 2.732e-09 deg/d Q 3.09938340617209 2.7728e-08 au   Orbit Determination Parameters    # obs. used (total)      207      data-arc span      6020 days (16.48 yr)      first obs. used      2003-09-30      last obs. used      2020-03-24      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .55293      source      ORB      producer      Otto Matic      solution date      2020-Nov-11 21:15:26   Additional Information  Earth MOID = 1.62379 au   Jupiter MOID = 2.30394 au   T_jup = 3.294  [ hide covariance matrix ] Orbital Elements at Epoch 2457357.5 (2015-Dec-01.0) TDB Reference: JPL 14 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .08160801332807834 5.2475e-08   q 2.629434632545554 1.4816e-07 au tp 2458179.232297332713 (2018-Mar-01.73229733) 0.00018658 TDB node 81.2553057660988 0.00010422 deg peri 281.2932736721739 0.00011099 deg i 3.225656949348159 5.8368e-06 deg   Orbit Determination Parameters    # obs. used (total)      207      data-arc span      6020 days (16.48 yr)      first obs. used      2003-09-30      last obs. used      2020-03-24      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .55293      source      ORB      producer      Otto Matic      solution date      2020-Nov-11 21:15:26   Additional Information  Jupiter MOID = 2.30394 au   T_jup = 3.294  Orbit Covariance (6×6)   e q tp node peri i e 2.753603809713992E-15 -7.679152402760224E-15 -1.148447064735389E-12 -9.582733414577255E-16 -3.214252814549353E-13 5.72069045708219E-16 q -7.679152402760224E-15 2.195170686590236E-14 4.315451485154543E-12 -6.471076582070335E-16 1.070434694323935E-12 -1.288225409016794E-15 tp -1.148447064735389E-12 4.315451485154543E-12 3.481155279798904E-8 -5.993891105117666E-11 7.145292532909459E-9 -2.077693984253904E-12 node -9.582733414577255E-16 -6.471076582070335E-16 -5.993891105117666E-11 1.086283609734227E-8 -1.085736351067985E-8 1.125437797344194E-10 peri -3.214252814549353E-13 1.070434694323935E-12 7.145292532909459E-9 -1.085736351067985E-8 1.231973604949636E-8 -1.128108812869152E-10 i 5.72069045708219E-16 -1.288225409016794E-15 -2.077693984253904E-12 1.125437797344194E-10 -1.128108812869152E-10 3.406870716642699E-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 16.5   n/a MPO418478   277833 (2006 HU45)          Discovered 2006-Apr-25 by Spacewatch at Kitt Peak Reference: 20110517/Numbers.arc Last Updated: 2011-05-20 [ show close-approach data ] Alternate Designations  2006 HU45 = 2003 UF382 = 2008 TY68  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-22 14:07 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin