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[vsnet-chat 5479] Re: [vsnet-sequence 176] Re: vsnet-chat 5472 [HR Car]
- Date: Tue, 3 Sep 2002 01:34:41 -0300
- To: "Mati Morel" <morel@ozemail.com.au>, <vsnet-chat@ooruri.kusastro.kyoto-u.ac.jp>, <vsnet-sequence@ooruri.kusastro.kyoto-u.ac.jp>, <aavso-discussion@mailman.mcmaster.ca>
- From: "Sebastian Otero" <varsao@fullzero.com.ar>
- Subject: [vsnet-chat 5479] Re: [vsnet-sequence 176] Re: vsnet-chat 5472 [HR Car]
- Cc: "F.M. Bateson Astronomical Research Ltd." <varstar@xtra.co.nz>
- References: <000e01c25234$628ed4e0$a93a54d2@u2f0k8>
- Sender: owner-vsnet-chat@ooruri.kusastro.kyoto-u.ac.jp
> HR Carinae has been on the observing program of the the VSS, RASNZ for at
> least 40 years, but the comparison stars are few in number and have not
been
> updated. Fortunately, with the release of Tycho-2 data it is quite easy
to
> set up an extensive sequence for this bright variable.
There is no need to rely on Tycho-2 magnitudes for a bright star when there
is plenty of V data from the ground.
I have made a couple of charts for HR Car based on PEP from the GCPD.
http://ar.geocities.com/varsao/Carta_HR_Car.htm
You should use the S Car binocular chart when the variable is brighther than
7.0.
http://ar.geocities.com/varsao/Carta_S_Car.htm
Regards,
Sebastian.
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