[vsnet-alert 13591] Re: Nova Lupi 2011

[Rob Kaufman]

Just got a shot in moonlight & can confirm dramatic decline:
http://i727.photobucket.com/albums/ww271/Rob_Kau/NLup201116Aug2011text.jpg

(Need longer exposures at this magnitude.)

Nova Lupi 2011        110814.382    95    KBJ (94,97; ptg)
Nova Lupi 2011        110816.444   113   KBJ (112, 115; AAVSO Chart 5224n;
ptg)

Cheers -

Rob Kaufman
Bright, Vic, Australia



On Tue, Aug 16, 2011 at 7:55 PM, Rod Stubbings <stubbo at sympac.com.au> wrote:

> **
> An observation on N Lup 2011 tonight now shows it to have faded by almost 2
> magnitudes!
>
> N LUP 2011        110811.564   101  Stu.RASNZ
> N LUP 2011        110812.579   100  Stu.RASNZ
> N LUP 2011        110814.395    95  Stu.RASNZ
> N LUP 2011        110816.376   113 Stu.RASNZ
>
> Regards,
> Rod.
>
>
> ________________________________
>
> Rod Stubbings,
> Tetoora Observatory,
> Tetoora Road,
> Vic, Australia.
> stubbo at sympac.com.au
> http://rodstubbingsobservatory.wordpress.com/
>
> _________________________________
>
>  ----- Original Message -----
> *From:* Rob Kaufman <rob.kau at gmail.com>
>   *To:* vsnet-alert <vsnet-alert at ooruri.kusastro.kyoto-u.ac.jp>
> *Cc:* Rod Stubbings <stubbo at sympac.com.au> ; nbrown77 at bigpond.com ; Mati
> Morel <mmorel7 at bigpond.com> ; aavso-discussion at mira.aavso.org
> *Sent:* Tuesday, August 16, 2011 10:47 AM
> *Subject:* Re: [vsnet-alert 13587] Re: Nova Lupi 2011
>
> Here's a link to a crop of a widefield of the area reported to have been
> taken in the Netherlands on 20:22, 25 July UT, showing the nova.  Quite
> fuzzy and crowded and not terribly useful for a magnitude estimate, but it
> appears to lie between the 104 & 112 comp stars, quite bright.
> http://tinyurl.com/3cfkngk
>
> Thanks for the additional comp stars Mati.
>
> Cheers -
>
> Rob Kaufman
> Bright, Vic, Australia
>
> On Mon, Aug 15, 2011 at 12:00 AM, <hambsch at telenet.be> wrote:
>
>> I have been taking time series images last night (V and I filters) and
>> also saw a severe brightness increase. Had to cut down my exposure time by
>> half.
>> Will take some days to get the data analysed since I am put of town until
>> Tuesday evening.
>>
>> Josch
>> ----- Originele e-mail  -----
>> Van: "Rod Stubbings" <stubbo at sympac.com.au>
>> Aan: "Rob Kaufman" <rob.kau at gmail.com>, aavso-discussion at mira.aavso.org,
>> vsnet-alert at ooruri.kusastro.kyoto-u.ac.jp
>> Verzonden: Zondag 14 augustus 2011 14:05:07 GMT +01:00 Amsterdam / Berlijn
>> / Bern / Rome / Stockholm / Wenen
>> Onderwerp: [vsnet-alert 13585] Re: Nova Lupi 2011
>>
>> I have also been keeping an eye on N Lup and noticed a steady rise and
>> tonight brighter around 9.5.
>>
>> N LUP 2011        110811.564   101  Stu.RASNZ
>> N LUP 2011        110812.579   100  Stu.RASNZ
>> N LUP 2011        110814.395    95  Stu.RASNZ
>>
>> Regards.
>> Rod.
>>
>> ________________________________
>>
>> Rod Stubbings,
>> Tetoora Observatory,
>> Tetoora Road,
>> Vic, Australia.
>> stubbo at sympac.com.au
>> http://rodstubbingsobservatory.wordpress.com/
>>
>> _________________________________
>> ----- Original Message -----
>> From: "Rob Kaufman" <rob.kau at gmail.com>
>> To: <aavso-discussion at mira.aavso.org>;
>> <vsnet-alert at ooruri.kusastro.kyoto-u.ac.jp>
>> Sent: Sunday, August 14, 2011 8:38 PM
>> Subject: [vsnet-alert 13584] Nova Lupi 2011
>>
>>
>> > After imaging this nova on 8 Aug at mag 10.3, tonight I had my first
>> > opportunity to have another 'look' at it.  It has brightened
>> considerably.
>> > Image here:
>> >
>> http://i727.photobucket.com/albums/ww271/Rob_Kau/NovaLupi201114Aug2011crop.jpg
>> >
>> > In generating a chart in AAVSO's VSP, I noticed that the visual sequence
>> > is
>> > pretty wobbly for mags brighter than the discovery mag.  The nova
>> appears
>> > to
>> > be sitting somewhere around midway between the 99 and 84 comp stars at
>> the
>> > moment (marked on image linked above), a big gap of 1.5 magnitudes.  Any
>> > chance of a few more comp stars?  Thanks.
>> >
>> > Cheers -
>> >
>> > Rob Kaufman
>> > Bright, Victoria, Australia
>> >
>>
>
>