PNV J17184504-2454221: possible nova (9.4 mag) in Ophiuchus

Fora SEKTIONER I ASTRONOMISK SELSKAB Sektionen for variable stjerner PNV J17184504-2454221: possible nova (9.4 mag) in Ophiuchus

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    Lars Malmgren
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    • Super Nova

    Sakset fra andet sted på nettet >>>

     

    PNV J17184504-2454221: possible nova (9.4 mag) in Ophiuchus

    RA 17h18m45.04s, DEC -24°54’22.1″ (J2000.0)
    2017 Nov. 11.3736 UT, 9.4 mag (CCD, unfiltered)
    Discoverer: Shizuo Kaneko, Kakegawa, Shizuoka-ken, Japan

    “2017 11 11.374 UT
    Discovered by S. Kaneko, Kakegawa, Shizuoka-ken, Japan, with on 4-s exposure on four frames using Canon 6D digital camera + f/3.2 200-mm lens under the limiting mag = 13.2, who gives mag= 9.4 on Nov. 375 UT and writes that nothing is visible at this location on a frame taken on November 4 UT.”

    Follow-up reports:
    http://tamkin1.eps.harvard.edu/…/fol…/J17184504-2454221.html

    Three Gaia DR1 sources (all of 20 mag) are within 6″ of the reported position of this transient.

    Spectroscopy and precise astrometry are urgently required.

    #313359

    astrojensen
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    • Neutron star

    Dårlig timing vore breddegrader. :-/

     

    Thomas, Bornholm

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