UVIT Exposure Time Calculator


Source

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mv    Distance kpc

Radius

m

Red Shift

R (arcsec)

Re (arcsec)

n

Blackbody Temperature (K)

Power Law

       Alpha nu Normalization (10-10 ergs cm-2 s-1 keV-1) Normalized at 1 keV

       Alpha lambda Normalization (10-13 ergs cm-2 s-1 Ang-1) Normalized at 300nm

Spectral Type Stellar Properties

AGN

Galaxy

S/N Warning AGNs & Galaxies


Extinction

Visual Band Extinction, Av

Column Density (1021 cm-2)

Distance

    Rv =

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UVIT Filter

Cts/sec

(1.0Hz)

Time for

S/N=5

Cts/sec

(1.0Hz)

Time for

S/N=5

Cts/sec

(1.0Hz)

Time for

S/N=5

BaF2 (120-210nm) 3.9e+05 6.5e-05 Silica (190-300nm) 3.3e+06 7.5e-06 VIS1 (319-373nm) 8.9e+05 2.8e-05
Sapphire (120-210nm) 3.2e+05 7.7e-05 NUVB15 (190-240nm) 1.9e+05 1.3e-04 VIS2 (362-417nm) 8.2e+05 3.1e-05
CaF (120-210nm) 6.3e+05 3.9e-05 NUVB13 (220-257nm) 1.7e+05 1.5e-04 VIS3 (383-538nm) 2.4e+06 1.0e-05
MgF (NOT USED) 5.3e+05 4.7e-05 NUVB4 (245-285nm) 5.3e+05 4.7e-05 B (NOT USED) 7.8e+05 3.2e-05
Silica (120-210nm) 1.2e+05 2.1e-04 NUVN2 (270-290nm) 7.8e+04 3.2e-04 2.5%N.D. (265-560nm) 1.7e+05 1.4e-04

Warning Code



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