Objectifs et modélisation :
Bilan des
mesures :
Date | 20/09/06 | 27/09/06 | 11/11/06 | 18/11/06 |
Observer
|
E. Pollmann | B. Mauclaire | B. Mauclaire | B. Mauclaire |
EW (Å) BM/EP
|
-7.1 | -9.8 ; -10.85/-6.1 | -9.07 | -9.30 |
EW's zone (Å)
|
? | 6558.77-6569.06 | 6555.33-6569.80 | 6554.56-6569.61 |
SNR
|
260 | 23 ; 25.3/31 | 22 | 39 |
sigma[EW] (Å)
|
? | 0.42 ; 0.30/0.29 | 0.47 | 0.28 |
# JD=2455596.3718. # EW(60.0=6535.0-6595.0)=-11.13 A. # sigma(EW)=0.41 A. # SNR=235.
# JD=2455581.3791. # EW(60.0=6535.0-6595.0)=-12.0 A. # sigma(EW)=0.5 A. # SNR=197.
# JD=2455301.3478. # EW(60.0=6535.0-6595.0)=-11.68 A. # sigma(EW)=5.0600000000000005 A. # SNR=19.
# JD=2454141.4149. # EW(60.0=6535.0-6595.0)=-7.07 A. # sigma(EW)=3.11 A. # SNR=30.
# JD=2454110.4455. # EW(60.0=6535.0-6595.0)=-6.7 A. # sigma(EW)=5.09 A. # SNR=18.
# JD=2454058.3992. # EW(60.0=6535.0-6595.0)=-8.54 A. # sigma(EW)=2.57 A. # SNR=36. * Note the inversion of red and blue's maxima of Ha's line from september the 27th spectra. * Mesures sur ce spectre par E. Pollmann: # EW(6550-6580)= -10.6
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. # SNR(6620-6640)=30.
# JD=2454050.4867. # EW(14.47=6555.45-6569.92)=-8.99 A # sigma(EW)=1.35 A # SNR=22 # // EW(60.0=6535.0-6595.0)=-8.32 A. # // sigma(EW)=5.18 A. # // SNR=18.
# JD=2454005.5332. # EW(60.0=6535.0-6595.0)=-7.01 A. # sigma(EW)=3.93 A. # SNR=24. * Conditions d'observation : difficiles, bas sur l'horizon, voils nuageux. * Mesure de la largeur equivalente : # EW(10.29=6558.77-6569.06)=-9.8 A. # sigma(EW)=0.42 A. # SNR=22.8. * Mesures sur ce spectre par E. Pollmann : # EW(6556.3-6569.3)=-6.1 A. # sigma(EW)=0.29 A. # SNR(6620-6640)=31.
Autres observations :