+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   368 Haidea (A893 KC) Classification: Main-belt Asteroid          SPK-ID: 2000368 [ 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 98 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2010178599497161 3.4232e-08   a 3.074723203567551 1.227e-08 au q 2.456648925248667 1.0468e-07 au i 7.795200837706441 3.7766e-06 deg node 226.3231098759609 2.9471e-05 deg peri 95.22504696650418 3.0949e-05 deg M 165.8417452923733 1.1197e-05 deg tp 2458093.308810862766 (2017-Dec-05.80881086) 5.9428e-05 TDB period 1969.27997539847 5.39 1.1788e-05 3.227e-08 d yr n .1828079320855108 1.0943e-09 deg/d Q 3.692797481886436 1.4737e-08 au   Orbit Determination Parameters    # obs. used (total)      3123      data-arc span      42008 days (115.01 yr)      first obs. used      1905-11-01      last obs. used      2020-11-05      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .41643      source      ORB      producer      Otto Matic      solution date      2020-Dec-18 01:53:02   Additional Information  Earth MOID = 1.4598 au   Jupiter MOID = 1.74581 au   T_jup = 3.184  [ 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 9.9   n/a MPO492753 IRAS observations used: 11 diameter diameter 69.277 km 0.195 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)   rotation period rot_per 9.823 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List: [Fauerbach, M.; Marks, S.A.; Lucas, M.P. (2008) Minor Planet Bull. 35, 44-46.] geometric albedo albedo 0.038   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)   B-V BV 0.734   0.021 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=2; phase (min.=3.28, mean=3.34, max.=3.40) deg. U-B UB 0.292   0.041 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=2; phase (min.=3.28, mean=3.34, max.=3.40) deg. Tholen spectral type spec_T D   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 7 color indices; used ground-based radiometric albedo 368 Haidea (A893 KC)          Discovered 1893-May-19 by Charlois, A. at Nice Reference: DISCOVERY.DB Last Updated: 2003-08-29 [ 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 1906-Oct-12 02:26 00:02 Jupiter 1.75149507056357 1.75149445163091 1.75149568949781 2.63844304269426 2.44830191374404 2417495.601312091 1.90369711625474 139.210295414286 17.1443934379465 -89.0904548360156 1676251.50908412 T 98 CATAB v2.0f-lin.ifort 2020-Dec-18 01:53:11 2020-Dec-18 01:53 1956-Mar-21 08:38 00:01 Jupiter 1.83555694308388 1.83555635097982 1.83555753518794 1.30746778877914 0.886886028438236 2435553.859602806 1.12725881661526 280.809346014969 88.497140181965 -25.3212391388167 2260554.30584741 T 98 CATAB v2.0f-lin.ifort 2020-Dec-18 01:53:11 2020-Dec-18 01:53 1965-Sep-20 22:27 < 00:01 Jupiter 1.82501345798023 1.82501295129636 1.82501396466431 3.11712078578577 2.96449067889827 2439024.435347600 0.838177430460987 75.7306848586992 14.9191580171751 -82.4070976025875 2351835.59406317 T 98 CATAB v2.0f-lin.ifort 2020-Dec-18 01:53:11 2020-Dec-18 01:53 2015-Feb-18 00:08 < 00:01 Jupiter 1.7730374205512 1.77303698277619 1.773037858337 1.16808652472782 0.639513990297758 2457071.505816345 0.238179043269454 663.120930061996 138.988038976769 -37.74585610565 5517597.06026518 T 98 CATAB v2.0f-lin.ifort 2020-Dec-18 01:53:11 2020-Dec-18 01:53 2024-Sep-02 15:42 < 00:01 Jupiter 1.918285430167 1.91828504385177 1.91828581648212 3.65462609207966 3.53174010030683 2460556.154438929 0.288160584141385 43.7331644168375 15.556371309879 -83.3581034084334 3471294.54619033 T 98 CATAB v2.0f-lin.ifort 2020-Dec-18 01:53:11 2020-Dec-18 01:53 2074-Jan-18 22:57 00:01 Jupiter 1.73962899916147 1.73962855657608 1.73962944174863 1.31740666141504 0.872790685713602 2478591.456393248 1.23020534704115 573.229142193094 70.1073315034707 -52.3286473454763 5485096.81030582 T 98 CATAB v2.0f-lin.ifort 2020-Dec-18 01:53:11 2020-Dec-18 01:53 2132-Dec-24 07:11 00:02 Jupiter 1.73816510932506 1.73816468547084 1.73816553317987 1.65650796428758 1.33018862183007 2500114.799032491 2.34739434239096 280.770556809975 74.3859679681918 -49.7902496313393 1770127.43460979 T 98 CATAB v2.0f-lin.ifort 2020-Dec-18 01:53:11 2020-Dec-18 01:53 2182-Jun-14 09:48 00:03 Jupiter 1.94392231281144 1.94392110061018 1.94392352501711 2.2072277386838 2.00009927838622 2518183.908276084 3.1750594958626 202.722694972512 21.6914880004198 82.6646684090078 1863168.35747319 T 98 CATAB v2.0f-lin.ifort 2020-Dec-18 01:53:11 2020-Dec-18 01:53 2191-Dec-01 00:35 00:03 Jupiter 1.76697716851344 1.76697651216586 1.76697782486012 2.10248610463614 1.86057058653856 2521640.524001544 3.44578111494021 116.683777218226 79.7312151273424 59.7853875815001 699658.020517177 T 98 CATAB v2.0f-lin.ifort 2020-Dec-18 01:53:11 2020-Dec-18 01:53 Alternate Designations  A893 KC = A905 VH = A921 TA  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-17 10:42 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin