+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   26761 Stromboli (2033 P-L) Classification: Outer Main-belt Asteroid          SPK-ID: 2026761 [ 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 28 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1654171700335283 3.1917e-08   a 4.001736078354474 3.0093e-08 au q 3.339780221052008 1.2523e-07 au i 3.541812077577651 4.5098e-06 deg node 223.2966253676665 6.1946e-05 deg peri 229.1359562158989 6.3611e-05 deg M 127.6700602178087 1.4869e-05 deg tp 2458163.550387969833 (2018-Feb-14.05038797) 0.00011777 TDB period 2923.957736794333 8.01 3.2982e-05 9.03e-08 d yr n .1231207946236201 1.3888e-09 deg/d Q 4.663691935656941 3.507e-08 au   Orbit Determination Parameters    # obs. used (total)      1886      data-arc span      22094 days (60.49 yr)      first obs. used      1960-09-24      last obs. used      2021-03-22      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .50674      source      ORB      producer      Otto Matic      solution date      2021-May-04 03:56:47   Additional Information  Earth MOID = 2.35769 au   Jupiter MOID = .608447 au   T_jup = 3.027  [ 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 12.38   n/a E2021B10   diameter diameter 16.835 km 0.271 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)   rotation period rot_per 15.96 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List: [Warner, B.D.; Stephens, R.D.; Coley, D.R. (2017) Minor Planet Bull. 44, 130-137.] geometric albedo albedo 0.075   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)   26761 Stromboli           Discovered 1960 Sept. 24 by C. J. van Houten and I. van Houten-Groeneveld on Palomar Schmidt plates taken by T. Gehrels. Stromboli is a volcanic island off northern Sicily, in the Mediterranean Sea. In antiquity the volcano was called "the lighthouse of Mediterrania". The most recent eruptions were in 1951 and 2000. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20040713/MPCPages.arc Last Updated: 2004-07-14 [ 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 1907-May-23 10:25 00:01 Jupiter 1.968545665856 1.96854516354495 1.96854616816704 4.89474085862329 4.8060307369041 2417718.934058955 1.313821098702 44.2361591997483 23.3705848614753 84.6853033571558 4413227.61373536 T 28 CATAB v2.0g-lin.ifort 2021-May-04 03:56:55 2021-May-04 03:56 1930-Jul-23 18:52 00:02 Jupiter 1.84288911803973 1.84288867665742 1.84288955942214 4.56668011519926 4.46490022141283 2426181.286307656 1.53107978385307 48.0965682520471 19.172841336191 79.6605121667451 5254500.09475116 T 28 CATAB v2.0g-lin.ifort 2021-May-04 03:56:55 2021-May-04 03:56 1954-Feb-16 05:13 00:02 Jupiter 1.78621962795395 1.78621906527346 1.78622019063455 4.39927208773378 4.29012797919062 2434789.717082075 1.65955425032952 52.0922074448418 22.3276183292182 72.9759044190439 4346246.45056817 T 28 CATAB v2.0g-lin.ifort 2021-May-04 03:56:55 2021-May-04 03:56 1978-Feb-21 23:15 00:01 Jupiter 1.81603259559424 1.81603211517957 1.8160330760089 4.47155898910176 4.36600645455216 2443561.468473815 1.27414931387294 47.1304704161257 20.8118631599462 78.4325204754526 4800445.23756657 T 28 CATAB v2.0g-lin.ifort 2021-May-04 03:56:55 2021-May-04 03:56 2002-Jun-12 22:46 < 00:01 Jupiter 1.865207925456 1.86520751778488 1.86520833312712 4.48112203421685 4.37860946081136 2452438.448827885 0.531442404130106 44.6588903265733 17.8164395348203 81.3248501256544 5162706.67801844 T 28 CATAB v2.0g-lin.ifort 2021-May-04 03:56:55 2021-May-04 03:56 2026-Oct-27 12:10 < 00:01 Jupiter 1.87472420800027 1.87472378925965 1.87472462674089 4.23659865532453 4.12857657971951 2461341.006797415 0.526071619192276 42.5026689687669 17.8772530587292 80.1153726054971 4887170.43657828 T 28 CATAB v2.0g-lin.ifort 2021-May-04 03:56:55 2021-May-04 03:56 2051-Jan-06 04:26 00:01 Jupiter 1.8458900371992 1.8458895496225 1.84589052477589 3.90784918624354 3.78860744870019 2470177.685051935 1.32441732205998 49.1293017663845 17.9922857317409 76.4779967655422 3699871.1945609 T 28 CATAB v2.0g-lin.ifort 2021-May-04 03:56:55 2021-May-04 03:56 2074-Oct-18 16:39 00:02 Jupiter 1.8757958222641 1.87579533989054 1.87579630463778 3.94139105737703 3.82510863926834 2478864.193646447 1.68860196851204 55.0845078414882 16.7504884493374 77.0563124682617 3794843.76015882 T 28 CATAB v2.0g-lin.ifort 2021-May-04 03:56:55 2021-May-04 03:56 2098-Feb-12 16:49 00:02 Jupiter 1.96630138474535 1.96630098791104 1.96630178157977 4.44168496663766 4.34361905543144 2487382.200471134 1.55805570077795 48.3444495494219 17.6528503553183 83.7940730907769 5047849.55310332 T 28 CATAB v2.0g-lin.ifort 2021-May-04 03:56:55 2021-May-04 03:56 2167-Feb-15 20:49 00:02 Jupiter 1.93501942151084 1.93501900826323 1.93501983475868 5.22709212305263 5.14266714713286 2512586.367171510 1.60453913064973 58.7622631277235 15.2955641191865 77.2505072064919 6921081.25012305 T 28 CATAB v2.0g-lin.ifort 2021-May-04 03:56:55 2021-May-04 03:56 2190-May-29 05:21 00:02 Jupiter 1.82782293652927 1.82782238215696 1.82782349090198 4.84868021663239 4.75214578889444 2521089.722764514 1.58489172886736 65.8872359180436 16.3707344377654 71.6725611021848 5662911.70056722 T 28 CATAB v2.0g-lin.ifort 2021-May-04 03:56:55 2021-May-04 03:56 Alternate Designations  2033 P-L = 1999 RW127  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-May-12 03:21 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin