[vsnet-alert 12149] Re: [vsnet-outburst 11502] Re: OT_J234440.5-001206 = MLS transient

Paulo Cacella paulo.cacella at tachyonweb.net
Sun Sep 5 20:35:21 JST 2010


Dear All,

 I've got some hours ago at 5GMT a spectrum of the object with a 14in F/5 50
minutes exposure.

 It shows a blue object with resemblance of planetary nebulae lines.

http://cacella.tachyonweb.net/blog/?p=296

Regards

On 9/5/10 12:58 AM, "Gianluca Masi" <gianluca at bellatrixobservatory.org>
wrote:

> Dear Colleagues,
> 
> after a run 2.8 hours long I can conclude this is a new SU UMa star. I
> estimated the Psh= 1.93 hours, while the amplitude is of about 0.2
> magnitudes.
> 
> Data have been sent to Kyoto for further analysis.
> 
> Best,
> Gianluca
> 
> Gianluca Masi ha scritto:
>> Dear Colleagues,
>> 
>> as soon as I received this alert, I slewed my robotic system to this
>> transient, starting time resolved photometry.
>> 
>> After 1.6 hours, I see a clear evidence of superhumps, with an amplitude
>> of 0.3 mags and a period around 2 hours (estimated by eye!).
>> 
>> So, this star seems to be a SU UMa star.
>> 
>> Regards,
>> Gianluca
>> 
>> Taichi Kato ha scritto:
>>> OT_J234440.5-001206 = MLS transient
>>> 
>>>    Forwarded message:
>>>    (The CRTS event identifier is MLS100904:234441-001206)
>>> 
>>> From: Patrick Wils <patrickwils at yahoo.com>
>>> Subject: [cvnet-outburst] Mount Lemmon CRTS Transient
>>> 
>>> The Mount Lemmon CRTS survey found a relatively bright transient at
>>> mag 14.3, position 23 44 40.54 -00 12 05.8.  It is mag 21 in its faint
>>> state according to SDSS, 20-20.5 according to CRTS.  This is very
>>> likely a previously unknown dwarf nova.  Details can be found here:
>>> <http://www.skyalert.org/events/15318/>.
>>> Patrick
>>> 
>>> 
>>> __________ Informazione NOD32 5423 (20100904) __________
>>> 
>>> Questo messaggio  è stato controllato dal Sistema Antivirus NOD32
>>> http://www.nod32.it
>>> 
>>> 
>>> 
>> 


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