2p2 WFI Exposure Time Calculator
Optical Imaging Mode
Version P113
Description
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Target Input Flux Distribution
Template Spectrum
O5V (Pickles)
O9V (Pickles)
B1V (Kurucz)
B2IV (Pickles)
B3V (Kurucz)
B8V (Kurucz)
B9III (Pickles)
B9V (Pickles)
A0III (Pickles)
A0V (Pickles)
A1V (Kurucz)
F0V (Kurucz)
G0 (Pickles)
G2V (Kurucz)
K2V (Pickles)
K7V (Pickles)
M2V (Pickles)
Planetary Nebula
HII Region (ORION)
Elliptical Galaxy
S0 Galaxy
Sa Galaxy
Sb Galaxy
Starburst Galaxy 1
Starburst Galaxy 2
Starburst Galaxy 3
Starburst Galaxy 4
Starburst Galaxy 5
Starburst Galaxy 6
E Galaxy (GALEV)
QSO
Redshift
z =
Target Magnitude and Mag.System:
U
B
V
R
I
=
Vega
AB
Magnitudes are given per arcsec
2
for extended sources
MARCS Stellar Model
==============================
Spherical Geometry (87 models)
==============================
Teff=4000 log(g)=-0.5 [Fe/H]= 0 M= 1
Teff=4000 log(g)= 0.0 [Fe/H]=-1 M= 1
Teff=4000 log(g)= 0.0 [Fe/H]=-1 M= 5
Teff=4000 log(g)= 0.0 [Fe/H]= 0 M= 1
Teff=4000 log(g)= 1.0 [Fe/H]=-4 M= 5
Teff=4000 log(g)= 1.0 [Fe/H]=-2 M= 1
Teff=4000 log(g)= 1.0 [Fe/H]=-2 M= 5
Teff=4000 log(g)= 1.0 [Fe/H]=-1 M= 1
Teff=4000 log(g)= 1.0 [Fe/H]=-1 M= 5
Teff=4000 log(g)= 1.0 [Fe/H]= 0 M= 1
Teff=4000 log(g)= 1.0 [Fe/H]= 0 M= 5
Teff=4000 log(g)= 2.0 [Fe/H]=-4 M= 1
Teff=4000 log(g)= 2.0 [Fe/H]=-4 M= 5
Teff=4000 log(g)= 2.0 [Fe/H]=-2 M= 1
Teff=4000 log(g)= 2.0 [Fe/H]=-1 M= 1
Teff=4000 log(g)= 2.0 [Fe/H]=-1 M= 5
Teff=4000 log(g)= 2.0 [Fe/H]= 0 M= 1
Teff=4000 log(g)= 2.0 [Fe/H]= 0 M= 5
Teff=4000 log(g)= 3.5 [Fe/H]=-4 M= 1
Teff=4000 log(g)= 3.5 [Fe/H]=-2 M= 1
Teff=4000 log(g)= 3.5 [Fe/H]=-1 M= 1
Teff=4000 log(g)= 3.5 [Fe/H]= 0 M= 1
Teff=4500 log(g)= 0.0 [Fe/H]=-1 M= 1
Teff=4500 log(g)= 0.0 [Fe/H]= 0 M= 1
Teff=4500 log(g)= 1.0 [Fe/H]=-2 M= 1
Teff=4500 log(g)= 1.0 [Fe/H]=-2 M= 5
Teff=4500 log(g)= 1.0 [Fe/H]=-1 M= 1
Teff=4500 log(g)= 1.0 [Fe/H]= 0 M= 1
Teff=4500 log(g)= 2.0 [Fe/H]=-2 M= 1
Teff=4500 log(g)= 2.0 [Fe/H]=-2 M= 5
Teff=4500 log(g)= 2.0 [Fe/H]=-1 M= 1
Teff=4500 log(g)= 2.0 [Fe/H]= 0 M= 1
Teff=4500 log(g)= 3.5 [Fe/H]= 0 M= 1
Teff=5000 log(g)= 0.0 [Fe/H]=-1 M= 1
Teff=5000 log(g)= 0.0 [Fe/H]=-1 M= 5
Teff=5000 log(g)= 0.0 [Fe/H]= 0 M= 1
Teff=5000 log(g)= 0.0 [Fe/H]= 0 M= 5
Teff=5000 log(g)= 1.0 [Fe/H]=-2 M= 1
Teff=5000 log(g)= 1.0 [Fe/H]=-2 M= 5
Teff=5000 log(g)= 1.0 [Fe/H]=-1 M= 1
Teff=5000 log(g)= 1.0 [Fe/H]=-1 M= 5
Teff=5000 log(g)= 1.0 [Fe/H]= 0 M= 1
Teff=5000 log(g)= 1.0 [Fe/H]= 0 M= 5
Teff=5000 log(g)= 2.0 [Fe/H]=-2 M= 1
Teff=5000 log(g)= 2.0 [Fe/H]=-1 M= 1
Teff=5000 log(g)= 2.0 [Fe/H]=-1 M= 5
Teff=5000 log(g)= 2.0 [Fe/H]= 0 M= 1
Teff=5000 log(g)= 2.0 [Fe/H]= 0 M= 5
Teff=5000 log(g)= 3.5 [Fe/H]= 0 M= 1
Teff=5500 log(g)= 0.0 [Fe/H]= 0 M= 1
Teff=5500 log(g)= 1.0 [Fe/H]=-2 M= 5
Teff=5500 log(g)= 1.0 [Fe/H]=-1 M= 1
Teff=5500 log(g)= 1.0 [Fe/H]= 0 M= 1
Teff=5500 log(g)= 2.0 [Fe/H]=-2 M= 1
Teff=5500 log(g)= 2.0 [Fe/H]=-1 M= 1
Teff=5500 log(g)= 2.0 [Fe/H]= 0 M= 1
Teff=5500 log(g)= 3.5 [Fe/H]= 0 M= 1
Teff=6000 log(g)= 1.0 [Fe/H]=-2 M= 1
Teff=6000 log(g)= 1.0 [Fe/H]=-2 M= 5
Teff=6000 log(g)= 1.0 [Fe/H]=-1 M= 1
Teff=6000 log(g)= 1.0 [Fe/H]=-1 M= 5
Teff=6000 log(g)= 1.0 [Fe/H]= 0 M= 1
Teff=6000 log(g)= 1.0 [Fe/H]= 0 M= 5
Teff=6000 log(g)= 2.0 [Fe/H]=-4 M= 1
Teff=6000 log(g)= 2.0 [Fe/H]=-1 M= 1
Teff=6000 log(g)= 2.0 [Fe/H]= 0 M= 1
Teff=6000 log(g)= 2.0 [Fe/H]= 0 M= 5
Teff=6000 log(g)= 3.5 [Fe/H]= 0 M= 1
Teff=6500 log(g)= 1.0 [Fe/H]=-2 M= 5
Teff=6500 log(g)= 1.0 [Fe/H]=-1 M= 1
Teff=6500 log(g)= 1.0 [Fe/H]= 0 M= 1
Teff=6500 log(g)= 2.0 [Fe/H]=-2 M= 1
Teff=6500 log(g)= 2.0 [Fe/H]= 0 M= 1
Teff=6500 log(g)= 3.5 [Fe/H]= 0 M= 1
Teff=7000 log(g)= 2.0 [Fe/H]=-1 M= 1
Teff=7000 log(g)= 2.0 [Fe/H]=-1 M= 5
Teff=7000 log(g)= 2.0 [Fe/H]= 0 M= 1
Teff=7000 log(g)= 2.0 [Fe/H]= 0 M= 5
Teff=7000 log(g)= 3.5 [Fe/H]=-1 M= 1
Teff=7500 log(g)= 2.0 [Fe/H]=-2 M= 1
Teff=7500 log(g)= 2.0 [Fe/H]=-1 M= 1
Teff=7500 log(g)= 2.0 [Fe/H]= 0 M= 1
Teff=7500 log(g)= 3.5 [Fe/H]=-1 M= 1
Teff=8000 log(g)= 2.0 [Fe/H]= 0 M= 1
Teff=8000 log(g)= 3.5 [Fe/H]=-2 M= 1
Teff=8000 log(g)= 3.5 [Fe/H]=-1 M= 1
Teff=8000 log(g)= 3.5 [Fe/H]= 0 M= 1
==============================
Plane Parallel Geometry,
log(g)=4.0 (50 models)
==============================
Teff=4000 [Fe/H]=-2
Teff=4000 [Fe/H]=-1
Teff=4000 [Fe/H]= 0
Teff=4000 [Fe/H]=0.5
Teff=4000 [Fe/H]= 1
Teff=4500 [Fe/H]=-4
Teff=4500 [Fe/H]=-2
Teff=4500 [Fe/H]=-1
Teff=4500 [Fe/H]= 0
Teff=4500 [Fe/H]=0.5
Teff=4500 [Fe/H]= 1
Teff=5000 [Fe/H]=-4
Teff=5000 [Fe/H]=-2
Teff=5000 [Fe/H]=-1
Teff=5000 [Fe/H]= 0
Teff=5000 [Fe/H]=0.5
Teff=5000 [Fe/H]= 1
Teff=5500 [Fe/H]=-4
Teff=5500 [Fe/H]=-2
Teff=5500 [Fe/H]=-1
Teff=5500 [Fe/H]= 0
Teff=5500 [Fe/H]=0.5
Teff=5500 [Fe/H]= 1
Teff=6000 [Fe/H]=-4
Teff=6000 [Fe/H]=-2
Teff=6000 [Fe/H]=-1
Teff=6000 [Fe/H]= 0
Teff=6000 [Fe/H]=0.5
Teff=6000 [Fe/H]= 1
Teff=6500 [Fe/H]=-4
Teff=6500 [Fe/H]=-2
Teff=6500 [Fe/H]=-1
Teff=6500 [Fe/H]= 0
Teff=6500 [Fe/H]=0.5
Teff=6500 [Fe/H]= 1
Teff=7000 [Fe/H]=-4
Teff=7000 [Fe/H]=-2
Teff=7000 [Fe/H]=-1
Teff=7000 [Fe/H]= 0
Teff=7000 [Fe/H]=0.5
Teff=7500 [Fe/H]=-1
Teff=7500 [Fe/H]= 0
Teff=7500 [Fe/H]=0.5
Teff=7500 [Fe/H]= 1
Teff=8000 [Fe/H]=-4
Teff=8000 [Fe/H]=-2
Teff=8000 [Fe/H]=-1
Teff=8000 [Fe/H]= 0
Teff=8000 [Fe/H]=0.5
Teff=8000 [Fe/H]= 1
===============================
Dwarfs (Plane Parallel Geometry):
===============================
Teff=6250 log(g)= +4.5 [Fe/H]=-3.00
Teff=6250 log(g)= +4.5 [Fe/H]=-4.00
Teff=6250 log(g)= +4.5 [Fe/H]=-5.00
===============================
Giants (Spherical Geometry):
===============================
Teff=5000 log(g)= +1.5 [Fe/H]=-3.00 M= 1.0
Teff=5000 log(g)= +1.5 [Fe/H]=-4.00 M= 1.0
Teff=5000 log(g)= +2.0 [Fe/H]=-3.00 M= 1.0
Teff=5000 log(g)= +2.0 [Fe/H]=-4.00 M= 1.0
Teff=5000 log(g)= +2.0 [Fe/H]=-5.00 M= 1.0
Upload Spectrum
Select...
Blackbody
Temperature:
K
Power Law
Index:
F(λ) ∝ λ
index
Emission Line
Lambda:
nm
Flux:
10
-16
ergs/s/cm
2
(per arcsec
2
for extended sources)
FWHM:
nm
Spatial Distribution:
Point Source
Extended Source
Sky Conditions
Moon FLI:
Airmass:
Almanac
Almanac
Time
UT
Time step forward/back
sec
min
hour
day
week
month
year
MJD
Target
Target coordinates
Name or ID:
α
°
δ
°
toggle units
UT rise
culm.
set
Hour Angle
azimuth
altitude
zenith distance
airmass
FLI
moon/sun
phase angle
moon/target
separation
Target
Moon
Sun
An
advanced almanac
is available in the ESO SkyCalc sky model calculator
PWV:
0.10
0.25
0.50
1.0
1.5
2.5
3.5
5.0
7.5
10.0
20.0
30.0
mm
Probability
%
of realising the PWV ≤
10.00
mm
Seeing/Image Quality:
The seeing and image quality are irrelevant for extended sources
Turbulence Category:
10% (seeing ≤ 0.5")
20% (seeing ≤ 0.6")
30% (seeing ≤ 0.7")
50% (seeing ≤ 0.8")
70% (seeing ≤ 1.0")
85% (seeing ≤ 1.3")
100% (all)
(FWHM of the atmospheric PSF outside the telescope at zenith at 500 nm)
IQ:
arcsec
FWHM at the airmass and reference wavelength
The corresponding seeing and turbulence category will be indicated in the output page
Image Quality is not a parameter in AO modes
Instrumental Setup
Filter
:
---- STANDARD BROAD BAND FILTERS:
BB#U/50_ESO877 (Std)
BB#B/123_ESO878 (Std)
BB#V/89_ESO843 (Std)
BB#Rc/162_ESO844 (Std)
BB#I/203_ESO879 (Std)
---- OLD STANDARD BROAD BAND FILTERS:
BB#U/38_ESO841
BB#B/99_ESO842
BB#Ic/Iwp_ESO845
BB#Z+/61_ESO846
---- OTHER BROAD BAND FILTERS:
Washington_M
White
---- MEDIUM BAND FILTERS:
MB#416/29_ESO872
MB#445/18_ESO873
MB#461/13_ESO874
MB#485/31_ESO860
MB#516/16_ESO871
MB#518/16_ESO862
MB#531/17_ESO875
513/15
MB#549/16
MB#571/25_ESO863
MB#604/21_ESO864
MB#620/17_ESO866
MB#646/27_ESO867
MB#679/19_ESO868
MB#696/20_ESO869
MB#721/25_ESO847
MB#753/18_ESO848
MB#770/19_ESO849
MB#790/25_ESO850
MB#815/20_ESO851
MB#837/20_ESO852
MB#856/14_ESO853
MB#884/39_ESO870
MB#914/27_ESO854
---- NARROW BAND FILTERS:
NB#396/12_ESO865
NB#OIII/8_ESO859
NB#OIII/2
Gieren_501_2/2.7
NB#504/10_ESO861
NB#Halpha/7_ESO856
NB#665/12_ESO858
NB#SIIr/8_ESO857
NB#810/6
NB#817/7
NB#824/7
Detector
mode:
normal
binning:
1x1
2x2
3x3
Results
S/N
:
Exposure Time
:
s
Plots:
Toggle All / No Plots
CCD Illumination (Including Sky Background)
CCD Illumination (Object only)
CCD Illumination (Sky only)
Sky Background Spectrum in physical units (erg/s/cm
2
/A/arcsec
2
) and (ph/s/m
2
/micron/arcsec
2
)
Sky Transmission Spectrum
System Efficiency excl. Atmosphere
S/N as a function of Image Quality
S/N as a function of Exposure Time
Input spectrum in physical units
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