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[vsnet-obs 27793] CI Aql & V1494 Aql (2000 May 14-20 UT)
- Date: Sun, 21 May 2000 22:33:37 +0200
- To: vsnet-obs@kusastro.kyoto-u.ac.jp, guy@tahq.demon.co.uk
- From: "Bjorn H. Granslo" <b.h.granslo@astro.uio.no>
- Subject: [vsnet-obs 27793] CI Aql & V1494 Aql (2000 May 14-20 UT)
- CC: birger.andresen@fesil.no, oddleivs@statkart.no, otrondal@online.no, b.h.granslo@astro.uio.no
- Sender: owner-vsnet-obs@kusastro.kyoto-u.ac.jp
Norwegian Astronomical Society - Variable Star Section
1846-01D CI AQUILAE (Nova Aql 2000, apparent recurrent nova)
Further observations:
Object YYMMDD(UT) Mag Obs Instrum. Observation
AQLCI 000515.001 10.7 GRL C203;100x 8-5;9=V;10+5 (2)
AQLCI 000515.999 10.2 GRL C203;100x 7-4;8=V;9+3 (2)
AQLCI 000519.948 10.6 GRL C203;100x 8-4;9=V (2)
AQLCI 000520.988 10.9 GRL C203;100x 9+2;10+2 (2)
These observations confirm the reported activity of this star
(brightening around May 15 and fading on May 20).
Comparison stars (NAS.VSS sequence with VT magnitudes from the
Tycho-2 catalogue): 7=9.8; 8=10.1; 9=10.6; 10=11.2.
1918+04 V1494 AQUILAE (Nova Aql 1999 No. 2)
Furher observations:
Object YYMMDD(UT) Mag Obs Instrum. Observation
AQLV1494 000514.999 10.0 GRL C203;100x 9-1;10+2 (2)
AQLV1494 000515.998 10.0 GRL C203;100x 9-1;10+1 (2)
AQLV1494 000517.008 10.0 GRL C203;100x 9-1;10+2 (2)
AQLV1494 000519.944 10.0 GRL C203;100x 9-1;10+1 (2)
AQLV1494 000520.982 9.9 GRL C203;100x 8-6;9-1;10+2;11+5 (2)
Comparison stars (NAS.VSS sequence with V magnitudes based on
Tycho-1 and Tycho-2): 8=9.19; 9=9.93; 10=10.11; 11=10.42.
Observer:
GRL = B. H. Granslo (Fjellhamar, Norway). Instrument: 20.3-cm SCT
(C203). Conditions: mostly clear, but partly cloudy and hazy on
May 16-17; Moon. All observations are class 2 due to all-night
twilight.
With kind regards,
Bjorn H. Granslo
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