+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   43669 Winterthur (2002 GA10) Classification: Main-belt Asteroid          SPK-ID: 2043669 [ 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 22 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1389188004028608 3.7367e-08   a 2.618877550459576 1.0305e-08 au q 2.25506622274775 9.5929e-08 au i 12.97030780649991 3.4079e-06 deg node 144.0623377140105 1.7284e-05 deg peri 93.27858177480648 2.141e-05 deg M 80.66058937385026 1.2199e-05 deg tp 2458653.659258256305 (2019-Jun-19.15925826) 5.2248e-05 TDB period 1548.000925817808 4.24 9.1372e-06 2.502e-08 d yr n .232558000448102 1.3727e-09 deg/d Q 2.982688878171403 1.1737e-08 au   Orbit Determination Parameters    # obs. used (total)      1209      data-arc span      13882 days (38.01 yr)      first obs. used      1982-11-14      last obs. used      2020-11-16      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .52167      source      ORB      producer      Otto Matic      solution date      2020-Dec-17 21:17:21   Additional Information  Earth MOID = 1.28848 au   Jupiter MOID = 2.15247 au   T_jup = 3.356  [ hide covariance matrix ] Orbital Elements at Epoch 2457274.5 (2015-Sep-09.0) TDB Reference: JPL 22 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1378580904431344 3.7433e-08   q 2.258417029902366 9.5962e-08 au tp 2457105.359900628105 (2015-Mar-23.85990063) 5.2852e-05 TDB node 144.1165144084665 1.7295e-05 deg peri 93.37364767241468 2.1491e-05 deg i 12.96373570331665 3.4066e-06 deg   Orbit Determination Parameters    # obs. used (total)      1209      data-arc span      13882 days (38.01 yr)      first obs. used      1982-11-14      last obs. used      2020-11-16      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .52167      source      ORB      producer      Otto Matic      solution date      2020-Dec-17 21:17:21   Additional Information  Jupiter MOID = 2.15247 au   T_jup = 3.356  Orbit Covariance (6×6)   e q tp node peri i e 1.401256301551096E-15 -3.577985000555366E-15 -5.220440369900386E-13 -1.392001712572604E-14 -1.458956599855675E-13 -5.162883906750348E-15 q -3.577985000555366E-15 9.208691597646482E-15 1.31892146490657E-12 3.643917629904759E-14 3.692839018760896E-13 1.332558651232455E-14 tp -5.220440369900386E-13 1.31892146490657E-12 2.793305982937307E-9 5.619841214221653E-12 6.925343568216843E-10 -1.678402991743756E-13 node -1.392001712572604E-14 3.643917629904759E-14 5.619841214221653E-12 2.991296685277258E-10 -2.895351463206141E-10 1.093035842819334E-11 peri -1.458956599855675E-13 3.692839018760896E-13 6.925343568216843E-10 -2.895351463206141E-10 4.618471952665769E-10 -1.060757488205174E-11 i -5.162883906750348E-15 1.332558651232455E-14 -1.678402991743756E-13 1.093035842819334E-11 -1.060757488205174E-11 1.160515481558963E-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 15.1   n/a MPO279948   diameter diameter 2.363 km 0.387 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.380   0.180 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   43669 Winterthur           Discovered 2002 Apr. 15 by M. Griesser at Eschenberg Observatory, Winterthur. The charming town of Winterthur, founded in 1264 in northeastern Switzerland, is a regional center of business, culture and education, situated in a rural landscape and surrounded by wooded hills. It is the birthplace of the discoverer and home of Eschenberg Observatory. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20020921/MPCPages.arc Last Updated: 2003-10-02 [ 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 1964-Oct-11 03:28 00:01 Hebe 0.0434498158198843 0.0434407017713931 0.0434589298743185 5.65548363326541 5.65548360796661 2438679.644275723 1.11822707545864 455.011629682172 42.1488692886966 -3.17258267384034 16615.6082792919 T 22 CATAB v2.0f-lin.ifort 2020-Dec-17 21:17:23 2020-Dec-17 21:17 2138-Oct-06 03:06 00:02 Iris 0.0494632627794228 0.0494427892523837 0.049483745291432 8.88198037102783 8.88198035794263 2502226.629448967 2.3942686935228 1465.88437114643 35.901463622769 -45.8671811682921 147952.618511832 T 22 CATAB v2.0f-lin.ifort 2020-Dec-17 21:17:23 2020-Dec-17 21:17 2196-Sep-12 03:19 00:03 Amphi 0.0169156074223172 0.0168878083164334 0.0169434530118213 7.11945044255722 7.119450394822 2523387.637998123 2.96261664344587 1969.73052887611 32.0686833146882 45.2395208926911 56025.5808532133 T 22 CATAB v2.0f-lin.ifort 2020-Dec-17 21:17:23 2020-Dec-17 21:17 Alternate Designations  2002 GA10 = 1998 MU8  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-20 23:41 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin