NOVA OPHIUCHI 2012

PNV J17260708-2551454

Discovery by Hideo Nishimura (Miyawaki, Kakegawa, Shizuoka-ken) of a possible nova (mag 12.1) on images three taken the Mar. 25.789 UT (CBET 3072)

Coordinates (2000) : RA = 17 26 07.02 , DEC = -25 51 42.1



Image of nova Oph 2012 taken from Castanet-Tolosan Observatory (C. Buil) with a FSQ-85ED refractor  and a QSI-583 CCD camera
the 31.12 / 03 / 2012 (8 x 180 s exposure - Lumicon Deep Sky filter).
 


Detail of the image centered on the nova position.

March 30.102, 2012 observation

Setup: Celestron 11 telescope (0.28-m diameter) + LISA spectrograph (sampling = 2.1 A/pixel - R = 1100 - 23 microns slit) + Atik314L+ CCD camera - Data reduction : ISIS
Observatory: Castanet Tolosan (France)
Observer: Christian Buil
Note: Atmospheric extinction and instrumental response are evaluated from observation of nearest star HD157864.

V mag. = nearly 12.1
Exposure: 12 x 300 seconds
Download the spectrum : _novaoph2012_20120330_102.fit 
 


April  17.135, 2012 observation

Setup: Celestron 11 telescope (0.28-m diameter) + LISA spectrograph (sampling = 2.1 A/pixel - R = 1100 - 23 microns slit) + Atik314L+ CCD camera - Data reduction : ISIS
Observatory: Castanet Tolosan (France)
Observer: Christian Buil
Note: Atmospheric extinction and instrumental response are evaluated from observation of nearest star HD157864.

V mag. = nearly 10.5
Exposure: 10 x 300 seconds
Download the spectrum : _novaoph2012_20120417_135.fit 

 

April  23.083, 2012 observation

Setup: Celestron 11 telescope (0.28-m diameter) + LISA spectrograph (sampling = 2.1 A/pixel - R = 850 - 23 microns slit) + Atik314L+ CCD camera - Data reduction : ISIS
Observatory: Castanet Tolosan (France)
Observer: Christian Buil
Note: Atmospheric extinction and instrumental response are evaluated from observation of nearest star HD157864.

V mag. = nearly 11.2
Exposure: 9 x 300 seconds
Download the spectrum : _novaoph2012_20120423_083.fit 

May 3.122, 2012 observation

Setup: Celestron 11 telescope (0.28-m diameter) + LISA spectrograph (sampling = 2.1 A/pixel - R = 850 - 23 microns slit) + Atik314L+ CCD camera - Data reduction : ISIS
Observatory: Castanet Tolosan (France)
Observer: Christian Buil
Note: Atmospheric extinction and instrumental response are evaluated from observation of nearest star HD157864.

V mag. = nearly 11.4
Exposure: 8 x 300 seconds
Download the spectrum : _novaoph2012_20120503_122.fit 

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