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[vsnet-obs 35965] V2275 Cyg on Sep 12 UT (A. Moland, MNL)
- Date: Fri, 21 Sep 2001 00:38:24 +0200
- To: vsnet-obs@kusastro.kyoto-u.ac.jp
- From: "Bjorn H. Granslo" <b.h.granslo@astro.uio.no>
- Subject: [vsnet-obs 35965] V2275 Cyg on Sep 12 UT (A. Moland, MNL)
- Sender: owner-vsnet-obs@kusastro.kyoto-u.ac.jp
Norwegian Astronomical Society - Variable Star Section
Visual observation of V2275 Cygni (NOva Cygni 2001 No. 2)
Observer: Arild Moland (AAVSO-code MNL).
Location: Oslo, Norway.
Instrument: 10.2-cm (4") f/9.9 refractor (L102).
Magnitude reference: V-magnitude based Tycho-2 photometry.
Observation: Visual, Argelander step estimate.
Conditions: Perfect seeing, Milky Way barely discernable naked eye.
Object YYYYMMDD(UT) Mag Obs Instrument Ref Notes
CYGV2275 20010912.907 11.6 MNL L102;41x TYC2
The nova appeared 4-5 steps fainter than TYC 3592-0007 (V=11.10).
Magnitude deduced assuming 1 step = 0.1 mag.
Correction to [vsnet-obs 35762]:
> Object YYYYMMDD(UT) Mag Obs Instrument Ref
> CYGV2275 20010906.838 10.8 MNL L102;41x Henden
Object YYYYMMDD(UT) Mag Obs Instrument Ref
CYGV2275 20010906.920 10.8 MNL L102;41x Henden
Yours sincerely,
Bjorn H. Granslo
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