symaski62

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Everything posted by symaski62

  1. mars 2020 rover

    Nasa: le prochain robot martien pourrait produire de l'oxygène sur site http://www.bfmtv.com/planete/nasa-prochain-robot-martien-pourrait-produire-loxygene-site-822859.html
  2. Nouvelle comète ! C/2020 F3

    blanc = vénus et C/2020 F3 demain matin 5h37 CEST attention soleil 5h42 CEST
  3. Exoplanètes : dernières découvertes

    https://arxiv.org/abs/2006.14712 TRAPPIST-1 Superflare Occurrence and Planetary Habitability
  4. P/2019 LD2 (ATLAS)

    https://www.hawaii.edu/news/2020/05/26/uh-atlas-comet-p-2019-ld2/ P/2019 LD2 (ATLAS) https://www.minorplanetcenter.net/mpec/K20/K20KD4.html https://ssd.jpl.nasa.gov/sbdb.cgi?sstr=P%2F2019 LD2;old=0;orb=0;cov=0;log=0;cad=1#cad
  5. Nouvelle comète ! C/2020 F3

    le premier semaine juillet 2 à 4 magnitude
  6. Nouvelle comète ! C/2020 F3

    https://www.spaceweather.com/archive.php?view=1&day=24&month=06&year=2020 C/2020 F3
  7. http://astro.vanbuitenen.nl/comet/2020F8 http://www.aerith.net/comet/catalog/2020F8/2020F8.html C/2020 F8 ( SWAN ) => 13 mai 2020 (5 magnitude) FIN ------------ http://www.astrosurf.com/topic/133098-comète-c2019-y4-atlas-crash-omg/ C/2019 Y4 ( ATLAS ) => 23 mai 2020 (? magnitude) FIN ------------ http://astro.vanbuitenen.nl/comet/2019U6 http://www.aerith.net/comet/catalog/2019U6/2019U6.html C/2019 U6 ( Lemmon ) => 29 juin 2020 (5 magnitude) en cours ------------ http://www.astrosurf.com/topic/134368-nouvelle-comète-c2020-f3/ http://astro.vanbuitenen.nl/comet/2020F3 http://www.aerith.net/comet/catalog/2020F3/2020F3.html C/2020 F3 ( NEOWISE ) => 23 juillet 2020 (2 magnitude) en cours 2020 année = 4 comète ☄☄☄☄
  8. Nouvelle comète ! C/2020 F3

    https://www.spaceweather.com/archive.php?view=1&day=09&month=06&year=2020 wow ! C/2020 F8
  9. la magnitude de Vénus

    https://www.spaceweather.com/archive.php?view=1&day=02&month=06&year=2020 INFERIOR CONJUNCTION OF VENUS: Tomorrow, June 3rd, Venus will pass almost directly between the Earth and the sun. This is having a strange effect on the planet's shape. "It is like a ring of fire," says Didier Favre, who sends this picture from Brétigny-sur-Orge, France: https://spaceweathergallery.com/indiv_upload.php?upload_id=163013
  10. Nova Delphinus 2013

    http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=Nova+Del+2013&submit=SIMBAD+search confirmés variable (V) Gaia DR2 1817026669528976768 Parallaxes (mas) : 0.3814 phot_g_mean_mag : 13.8218 mag phot_bp_mean_mag : 13.7600 mag phot_rp_mean_mag : 13.5303 mag teff_val : 8299.67 K
  11. http://www.aerith.net/comet/catalog/2019Y4/2019Y4.html JPL/HORIZONS ATLAS (C/2019 Y4) 2020-Mar-18 21:59:13 Rec #:90004446 (+COV) Soln.date: 2020-Mar-09_07:19:55 # obs: 586 (2019-2020) IAU76/J2000 helio. ecliptic osc. elements (au, days, deg., period=Julian yrs): EPOCH= 2458884.5 ! 2020-Feb-05.0000000 (TDB) RMSW= n.a. EC= .9992446427560784 QR= .2528511246809229 TP= 2459000.515108983 OM= 120.569994312319 W= 177.4078594843987 IN= 45.38173634030989 A= 334.7437609364624 MA= 359.98132976049 ADIST= 669.2346707482438 PER= 6124.5890168075 N= .000160929 ANGMOM= .012230574 DAN= 284.34694 DDN= .25298 L= 298.7486958 B= 1.8447771 MOID= .63108897 TP= 2020-May-31.0151089830 Comet physical (GM= km^3/s^2; RAD= km): GM= n.a. RAD= n.a. M1= 7.7 M2= 13.9 k1= 21.5 k2= 5. PHCOF= .030 COMET comments 1: soln ref.= JPL#4, data arc: 2019-12-28 to 2020-03-05 2: k1=21.5, k2=5., phase coef.=0.03;
  12. http://www.aerith.net/comet/catalog/A06478/2020.html
  13. (6478) Gault est un astéroïde par comète http://www.spaceweather.com/archive.php?view=1&day=15&month=01&year=2019
  14. [topic] comete 2020 année ☄

    C/2019 U6 (Lemmon) 7 magnitude ( aujourd’hui )
  15. comète C/2019 Y4 (ATLAS) CRASH ! OMG !

    http://www.aerith.net/comet/catalog/2019Y4/2019Y4.html
  16. Nouvelle comète ! C/2020 F3

    baisse 8 magnitude
  17. la magnitude de Vénus

    vénus -4.2 magnitude
  18. comète C/2019 Y4 (ATLAS) CRASH ! OMG !

    mise à jour 7.4 magnitude possible ?
  19. Nouvelle comète ! C/2020 F3

    https://www.spaceweather.com/archive.php?view=1&day=22&month=05&year=2020 Comet SWAN (C/2020 F8)
  20. TNO, KBO, SDO, plutinos & Co.

    https://arxiv.org/abs/2005.08881 On 28th January 2018, the large Trans-Neptunian Object (TNO) 2002TC302 The resulting ellipse has major and minor axes of 543 ± 18 km and 460 ± 11 km
  21. Nouvelle comète ! C/2020 F3

    jusque que 24 mai mini 6 magnitude partir 24 mai à 21 juin, 6 à 8 magnitude
  22. comète C/2019 Y4 (ATLAS) CRASH ! OMG !

    https://www.spaceweather.com/archive.php?view=1&day=18&month=05&year=2020 Comet ATLAS (C/2019 Y4)