symaski62

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Tout ce qui a été posté par symaski62

  1. Bonnes nouvelles du JWST (James Webb Space Telescope)

    https://blogs.nasa.gov/webb/2023/11/22/nasas-webb-identifies-methane-in-an-exoplanets-atmosphere/ WASP-80 b
  2. Bonnes nouvelles du JWST (James Webb Space Telescope)

    https://www.nasa.gov/missions/webb/webb-follows-neon-signs-toward-new-thinking-on-planet-formation/ http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=SZ+Cha&submit=SIMBAD+search V* SZ Cha -- Orion Variable " SZ Chamaeleontis "
  3. Une étoile variable exotique, AM Her

    http://latte-online.flatironinstitute.org/app#ID=366122523 TIC 366122523 "TESS" 0.128927 jour
  4. Bonnes nouvelles du JWST (James Webb Space Telescope)

    https://www.nasa.gov/missions/webb/nasas-webb-findings-support-long-proposed-process-of-planet-formation/ source: https://iopscience.iop.org/article/10.3847/2041-8213/acf5ec
  5. confirme https://www.spaceweather.com/archive.php?view=1&day=03&month=11&year=2023
  6. Bonnes nouvelles du JWST (James Webb Space Telescope)

    https://arxiv.org/abs/2310.20404
  7. Bonnes nouvelles du JWST (James Webb Space Telescope)

    wow ! supernova Z = 4.89
  8. P/2023 S1 Comète de la famille Jupiter

    https://www.minorplanetcenter.net/mpec/K23/K23UF9.html mise à jour MPEC 2023-U159
  9. Orbital elements: MPEC 2023-S264 P/2023 S1 Epoch 2023 Sept. 13.0 TT = JDT 2460200.5 T 2025 Feb. 26.75903 TT Rudenko q 2.6398821 (2000.0) P Q n 0.13064992 Peri. 179.41967 -0.73507201 -0.66953615 a 3.8464783 Node 317.88631 +0.62139984 -0.60235904 e 0.3136886 Incl. 9.15753 +0.27116671 -0.43460894 P 7.54 From 81 observations 2023 Sept. 15-29, mean residual 0".1. Classification : Comète de la famille Jupiter
  10. https://www.cometchasers.org/home/comet-12p-observations http://astro.vanbuitenen.nl/comet/12
  11. P/2023 S1 Comète de la famille Jupiter

    P/2023 S1 xyzv 1599 à 2013 année (7 par 7 jours) simulation source: Horizons System (nasa)
  12. P/2023 S1 Comète de la famille Jupiter

    mise à jour https://www.minorplanetcenter.net/mpec/K23/K23T65.html MPEC 2023-T65 P/2023 S1 Epoch 2023 Sept. 13.0 TT = JDT 2460200.5 T 2025 Feb. 22.00496 TT Rudenko q 2.6093809 (2000.0) P Q n 0.12983259 Peri. 179.69627 -0.73795580 -0.66634549 a 3.8626044 Node 317.85745 +0.61882579 -0.60503779 e 0.3244504 Incl. 9.15823 +0.26921343 -0.43579004 P 7.59 From 87 observations 2023 Sept. 15-Oct. 6, mean residual 0".2.
  13. Lancement de OSIRIS-REx le 9 septembre

    11 octobre 17h00
  14. P/2023 S1 Comète de la famille Jupiter

    P/2023 S1 XYZV simulation P/2023 S1 non simulation
  15. comète HN00003 = C/2023 P1 (Nishimura)

    https://www.spaceweather.com/archive.php?view=1&day=27&month=09&year=2023 COMET NISHIMURA VS. THE SUN: This month, Comet Nishimura (C/2023 P1) is passing by the sun inside the orbit of Mercury. The Heliospheric Imager on NASA's STEREO-A spacecraft has gotten some great footage of the close encounter
  16. comète HN00003 https://minorplanetcenter.net/iau/NEO/pccp_tabular.html https://www.projectpluto.com/neocp2/mpecs/HN00003.htm