[vsnet-obs 27632] CI Aql & V1494 Aql (2000 May 7-9 UT)

["Bjorn H. Granslo" <b.h.granslo@astro.uio.no>]

Norwegian Astronomical Society - Variable Star Section

1846-01D CI AQUILAE (Possible recurrent nova)

Further observations:

Object    YYMMDD(UT)   Mag  Obs  Instrum.    Observation
AQLCI     000507.998   9.1  GRL  L70;69x     4-3;5-1;6+2 (2)
AQLCI     000509.010   9.5  GRL  C203;100x   5-5;6-1;7+2;8+6 (1)

The last observation indicates that CI Aql has become notably
fainter.

Comparison stars (NAS.VSS sequence with VT magnitudes from Tycho-2
catalogue): 4=8.8; 5=9.0; 6=9.3; 7=9.8; 8=10.1.

1918+04  V1494 AQUILAE (Nova Aql 1999 No. 2)

Further observations:

Object    YYMMDD(UT)   Mag  Obs  Instrum.    Observation
AQLV1494  000506.978   9.7  GRL  C203;100x   8-5;9+2;10+3 (1)
AQLV1494  000507.996   9.8  GRL  L70;69x     7-8;9+2;10+3 (2)
AQLV1494  000509.008   9.8  GRL  C203;100x   8-5;9=V;10+3 (1)

The first observation has already been reported [vsnet-obs 27604],
but the time was given incorrectly. This observation was made
on May 6.978 UT (23h29m), not May 6.478.

Comparison stars (NAS.VSS sequence with V magnitudes from
Tycho-1 catalogue): 7=8.98; 8=9.19; 9=9.93; 10=10.11.
---
Observer:
GRL = B. H. Granslo (Fjellhamar, Norway). Instruments: 20.3-cm SCT,
  (C203), 7.0-cm refractor (L70). Observations are Pogson step
  estimates. Conditions: nearly clear, somewhat hazy.

VSNET Home Page

Return to Daisaku Nogami

---

vsnet-adm@kusastro.kyoto-u.ac.jp