| HST/HSP_VIS.F184W_A | 1944.92 | 1970.55 | 1947.95 | 1590.11 | 2879.07 | 392.53 | 730.59 | 5.79e-9 | HST | HSP | F184W_A filter for HST HSP_VIS |
| HST/HSP_VIS.F184W_B | 1948.06 | 1974.03 | 1951.03 | 1590.61 | 2880.10 | 393.23 | 731.43 | 5.78e-9 | HST | HSP | F184W_B filter for HST HSP_VIS |
| HST/HSP_VIS.PRISM_BLUE | 2411.71 | 2447.13 | 2418.70 | 1687.12 | 3240.38 | 626.02 | 819.95 | 4.23e-9 | HST | HSP | PRISM_BLUE filter for HST HSP_VIS |
| HST/HSP_VIS.F240W_A | 2428.68 | 2465.11 | 2436.81 | 1691.02 | 3299.72 | 640.52 | 824.99 | 4.19e-9 | HST | HSP | F240W_A filter for HST HSP_VIS |
| HST/HSP_VIS.F240W_B | 2431.39 | 2467.64 | 2439.63 | 1699.25 | 3348.03 | 640.07 | 825.68 | 4.19e-9 | HST | HSP | F240W_B filter for HST HSP_VIS |
| HST/HSP_VIS.F262M_A | 2642.37 | 2657.95 | 2650.42 | 2132.07 | 3295.83 | 318.74 | 896.06 | 3.85e-9 | HST | HSP | F262M_A filter for HST HSP_VIS |
| HST/HSP_VIS.F262M_B | 2643.43 | 2658.86 | 2651.47 | 2136.56 | 3297.63 | 319.21 | 896.49 | 3.85e-9 | HST | HSP | F262M_B filter for HST HSP_VIS |
| HST/HSP_VIS.F355M_A | 3584.87 | 3599.97 | 3642.72 | 2955.79 | 4322.83 | 373.02 | 1575.22 | 3.67e-9 | HST | HSP | F355M_A filter for HST HSP_VIS |
| HST/HSP_VIS.F355M_B | 3586.05 | 3601.22 | 3644.40 | 2957.98 | 4329.41 | 373.37 | 1578.55 | 3.68e-9 | HST | HSP | F355M_B filter for HST HSP_VIS |
| HST/HSP_VIS.F419N_A | 4175.86 | 4179.09 | 4177.41 | 3837.79 | 4449.26 | 212.39 | 4290.61 | 7.38e-9 | HST | HSP | F419N_A filter for HST HSP_VIS |
| HST/HSP_VIS.F419N_B | 4176.15 | 4179.38 | 4177.68 | 3839.28 | 4449.46 | 212.31 | 4290.98 | 7.38e-9 | HST | HSP | F419N_B filter for HST HSP_VIS |
| HST/HSP_VIS.F450W_A | 4377.54 | 4449.32 | 4411.78 | 3298.05 | 5874.84 | 1214.65 | 3734.63 | 5.84e-9 | HST | HSP | F450W_A filter for HST HSP_VIS |
| HST/HSP_VIS.F450W_B | 4383.54 | 4455.18 | 4416.52 | 3298.30 | 5875.57 | 1210.67 | 3741.75 | 5.84e-9 | HST | HSP | F450W_B filter for HST HSP_VIS |
| HST/HSP_VIS.F160LP_A | 4074.80 | 4839.43 | 4475.56 | 1593.54 | 8801.09 | 3449.73 | 2303.25 | 4.16e-9 | HST | HSP | F160LP_A filter for HST HSP_VIS |
| HST/HSP_VIS.F160LP_B | 4122.80 | 4875.22 | 4506.43 | 1596.89 | 8802.21 | 3410.29 | 2349.77 | 4.14e-9 | HST | HSP | F160LP_B filter for HST HSP_VIS |
| HST/HSP_VIS.F551W_A | 5386.26 | 5434.83 | 5341.81 | 4015.00 | 6470.05 | 899.45 | 3671.80 | 3.79e-9 | HST | HSP | F551W_A filter for HST HSP_VIS |
| HST/HSP_VIS.F551W_B | 5387.65 | 5435.91 | 5343.49 | 4015.00 | 6470.05 | 898.43 | 3670.98 | 3.79e-9 | HST | HSP | F551W_B filter for HST HSP_VIS |
| HST/HSP_VIS.PRISM_RED | 5398.40 | 5445.67 | 5355.00 | 4015.00 | 6472.10 | 898.92 | 3664.75 | 3.77e-9 | HST | HSP | PRISM_RED filter for HST HSP_VIS |
| HST/HSP_VIS.F400LP_A | 5302.91 | 5576.39 | 5102.23 | 3691.49 | 8806.49 | 2484.10 | 3710.82 | 3.96e-9 | HST | HSP | F400LP_A filter for HST HSP_VIS |
| HST/HSP_VIS.F400LP_B | 5310.04 | 5582.85 | 5109.13 | 3692.51 | 8806.83 | 2478.74 | 3707.92 | 3.94e-9 | HST | HSP | F400LP_B filter for HST HSP_VIS |
| HST/HSP_VIS.F620W_A | 6823.26 | 6901.61 | 6747.47 | 5878.49 | 8858.55 | 1427.73 | 2871.98 | 1.85e-9 | HST | HSP | F620W_A filter for HST HSP_VIS |
| HST/HSP_VIS.F620W_A | Filter Description | Filter ID (?) : | HST/HSP_VIS.F620W_A |
| Description (?) : | F620W_A filter for HST HSP_VIS |
| Phot.System (?) : | HSP-VIS |
| Detector Type (?) : | Photon counter |
| Band Name (?) : | ------ |
| Obs. Facility (?) : | HST |
| Instrument (?) : | HSP |
| Comments (?) : | Response calculated using the stsynphot python package by STScI. In particular, function stsynphot.band("hsp,vis,f620w,a"). Please, take a look to stsynphot documentation and HST instrument documentation |
| | Mathematical properties | Property | Calculated | Specified | Unit | | λref (?) : |
6823.26 | ------- | (Angstrom) |
| λmean (?) : |
6901.61 | ------- | (Angstrom) |
| λcen (?) : |
6712.64 | ------- | (Angstrom) |
| λeff (?) : |
6747.47 | ------- | (Angstrom) |
| λpeak (?) : |
6285.00 | ------- | (Angstrom) |
| λpivot (?) : |
6823.26 | ------- | (Angstrom) |
| λphot (?) : |
6794.97 | ------- | (Angstrom) |
| λmin (?) : |
5878.49 | ------- | (Angstrom) |
| λmax (?) : |
8858.55 | ------- | (Angstrom) |
| Weff (?) : |
1427.73 | ------- | (Angstrom) |
| FWHM (?) : |
1380.48 | ------- | (Angstrom) |
| Af/AV (?) : |
0.76 | ------- | () |
| Fsun (?) : |
146.64 | ------- | (erg/cm2/s/A) |
| Transmission
Data file: ascii, VOTable Reference for filter response:
stsynphot documentation Transmission components: Filter + CCD + Instrumentid:HST/HSP_VIS.F620W_A
You can download here the GaiaXPy base XML file for the full HST/HSP_VIS filter set.
Please, take a look to GaiaXPy documentation for more information. - GaiaXPy base XML file. | | Calibration properties
Vega System | Property | Specified | Calculated | Unit | | Zero Point (?) : |
------- |
1.84935e-9 | (erg/cm2/s/A) |
| |
------- |
2871.98 | (Jy) |
| PhotCal ID (?) : |
HST/HSP_VIS.F620W_A/Vega |
| |
AB System | Property | Specified | Calculated | Unit | | Zero Point (?) : |
------- |
2.3381e-9 | (erg/cm2/s/A) |
| |
------- |
3631.00 | (Jy) |
| PhotCal ID (?) : |
HST/HSP_VIS.F620W_A/AB |
| |
ST System | Property | Specified | Calculated | Unit | | Zero Point (?) : |
------- |
3.631e-9 | (erg/cm2/s/A) |
| |
------- |
5638.83 | (Jy) |
| PhotCal ID (?) : |
HST/HSP_VIS.F620W_A/ST |
| |
|
Filter added: 2019-07-16 12:14:22
Last update: 2022-03-01 15:18:04 |
| HST/HSP_VIS.F620W_B | 6823.26 | 6901.61 | 6747.47 | 5878.49 | 8858.55 | 1427.73 | 2871.98 | 1.85e-9 | HST | HSP | F620W_B filter for HST HSP_VIS |
 ≡ filter transmission<p><u>Property info:</u><ul><li><b>Unit</b>:Angstrom<li><b>UCD</b>:em.wl</ul></td></table>',WIDTH,400)){kind=link}
 ≡ filter transmission<br> Vg(λ) ≡ Vega spectrum.<p><u>More info:</u><p>Vega spectrum from calspec database.<ul><li><a href="https://ui.adsabs.harvard.edu/abs/2014PASP..126..711B/abstract" target="_blank">Bohlin, Gordon, & Tremblay (2014)</a>.<li><a href="https://www.stsci.edu/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/calspec" target="_blank">STScI current calspec</a>.<li><a href="morefiles/vega.dat" target="_blank">Vega spectrum file</a> (units: Angstrom erg/cm2/s/A).</ul><p><u>Property info:</u><ul><li><b>Unit</b>:Angstrom<li><b>UCD</b>:em.wl.effective</ul></td></table>',WIDTH,400)){kind=link}
 ≡ filter transmission<p>Equivalent to the horizontal size of a rectangle with height equal to maximum transmission and with the same area that the one covered by the filter transmission curve.<p><u>Property info:</u><ul><li><b>Unit</b>:Angstrom<li><b>UCD</b>:instr.bandwidth<li><b>Utype</b>: <i>photdm:PhotometryFilter.bandwidth.extent.value</i></ul></td></table>',WIDTH,400)){kind=link}
 ≡ filter transmission (energy counter).<br> Vg(λ) ≡ Vega spectrum.<p><i>(T(λ) must be multiplied by λ for photon counting devices)</i><p>F<sub>0,ν</sub>(Jy) = (2.9979246)<sup>-1</sup> 10<sup>5</sup> * λ<sub>ref</sub><sup>2</sup> * F<sub>0,λ</sub>(erg/cm<sup>2</sup>/s/A)<p>In the case that filter owner specifies its own values, they will be the ones provided by the service when queried through the VO.<p><u>Property info:</u><ul><li><b>Unit</b>:Jy<li><b>UCD</b>:phot.flux.density<li><b>Utype</b>: <i>photdm:PhotCal.zeroPoint.flux.value</i></ul></td></table>',WIDTH,400)){kind=link}
 ≡ filter transmission (energy counter).<br> Vg(λ) ≡ Vega spectrum.<p><i>(T(λ) must be multiplied by λ for photon counting devices)</i><p><u>Property info:</u><ul><li><b>Unit</b>:erg/cm2/s/A<li><b>Utype</b>: <i>PhotCal.ZeroPoint</i></ul></td></table>',WIDTH,400)){kind=link}
 ≡ filter transmission<p>f(λ) ≡ flux of the spectrum<p><u>Property info:</u><ul><li><b>UCD</b>:meta.code<li><b>Utype</b>: <i>photdm:PhotometricSystem.detectorType</i></ul></td></table>',WIDTH,400)){kind=link}
 ≡ filter transmission<p><img src=showgraph.php?what=lmean&val=6901.6126309419&id=HST/HSP_VIS.F620W_A><p>Filter transmission is transformed to "<i>energy counter</i>" for these calculations, that is, the photon count transmission is multiplied by λ and normalized so that peak transmission is equal to 1.<p><u>Property info:</u><ul><li><b>Unit</b>:Angstrom<li><b>UCD</b>:em.wl</ul></td></table>',STICKY,true,CLOSEBTN,true,WIDTH,400)){kind=link}
 ≡ filter transmission<br> Vg(λ) ≡ Vega spectrum.<p><img src=showgraph.php?what=leff&val=6747.4689220602&id=HST/HSP_VIS.F620W_A><p>Filter transmission is transformed to "<i>energy counter</i>" for these calculations, that is, the photon count transmission is multiplied by λ and normalized so that peak transmission is equal to 1.<p><u>More info:</u><p>Vega spectrum from calspec database.<ul><li><a href="https://ui.adsabs.harvard.edu/abs/2014PASP..126..711B/abstract" target="_blank">Bohlin, Gordon, & Tremblay (2014)</a>.<li><a href="https://www.stsci.edu/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/calspec" target="_blank">STScI current calspec</a>.<li><a href="morefiles/vega.dat" target="_blank">Vega spectrum file</a> (units: Angstrom erg/cm2/s/A).</ul><p><u>Property info:</u><ul><li><b>Unit</b>:Angstrom<li><b>UCD</b>:em.wl.effective</ul></td></table>',STICKY,true,CLOSEBTN,true,WIDTH,400)){kind=link}
 ≡ filter transmission<p><img src=showgraph.php?what=lpiv&val=6823.2566628875&id=HST/HSP_VIS.F620W_A><p>Filter transmission is transformed to "<i>energy counter</i>" for these calculations, that is, the photon count transmission is multiplied by λ and normalized so that peak transmission is equal to 1.<p><u>Property info:</u><ul><li><b>Unit</b>:Angstrom<li><b>UCD</b>:em.wl</ul></td></table>',STICKY,true,CLOSEBTN,true,WIDTH,400)){kind=link}
 ≡ filter transmission<br> Vg(λ) ≡ Vega spectrum<p><img src=showgraph.php?what=lphot&val=6794.9705688597&id=HST/HSP_VIS.F620W_A><p>Filter transmission is transformed to "<i>energy counter</i>" for these calculations, that is, the photon count transmission is multiplied by λ and normalized so that peak transmission is equal to 1.<p><u>More info:</u><p>Vega spectrum from calspec database.<ul><li><a href="https://ui.adsabs.harvard.edu/abs/2014PASP..126..711B/abstract" target="_blank">Bohlin, Gordon, & Tremblay (2014)</a>.<li><a href="https://www.stsci.edu/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/calspec" target="_blank">STScI current calspec</a>.<li><a href="morefiles/vega.dat" target="_blank">Vega spectrum file</a> (units: Angstrom erg/cm2/s/A).</ul><p><u>Property info:</u><ul><li><b>Unit</b>:Angstrom<li><b>UCD</b>:em.wl</ul></td></table>',STICKY,true,CLOSEBTN,true,WIDTH,400)){kind=link}
 ≡ filter transmission<p>Equivalent to the horizontal size of a rectangle with height equal to maximum transmission and with the same area that the one covered by the filter transmission curve.<p><img src=showgraph.php?what=weff&val=1427.7287001268,6712.6447413434,1&id=HST/HSP_VIS.F620W_A><p>Filter transmission is transformed to "<i>energy counter</i>" for these calculations, that is, the photon count transmission is multiplied by λ and normalized so that peak transmission is equal to 1.<p><u>Property info:</u><ul><li><b>Unit</b>:Angstrom<li><b>UCD</b>:instr.bandwidth<li><b>Utype</b>: <i>photdm:PhotometryFilter.bandwidth.extent.value</i></ul></td></table>',STICKY,true,CLOSEBTN,true,WIDTH,400)){kind=link}
![(?)](javascript:Tip('<b>A<sub>f</sub>/A<sub>V</sub></b><br><table cellpadding=20><td class=helptd>Ratio between extintion at λ<sub>ref</sub> and visual extintion. <p>Calculated by the service using the extinction law by <a href="http://adsabs.harvard.edu/abs/1999PASP..111...63F" target="_blank">Fitzpatrick (1999)</a> improved by <a href="http://adsabs.harvard.edu/abs/2005ApJ...619..931I" target="_blank">Indebetouw et al (2005)</a> in the infrared. <p><img src="images/extlaw.png"><p>You can download the corresponding <a href=\"getextlaw.php\" target=\"_blank\">data file</a> for the opacity k<sub>λ</sub>. The extinction at each wavelength is calculated as: A<sub>λ</sub> = A<sub>V</sub> * k<sub>λ</sub>/k<sub>V</sub>, where k<sub>λ</sub> is the opacity for a given λ and k<sub>V</sub>=211.4<p><p><u>Property info:</u><ul></ul></td></table>',STICKY,true,CLOSEBTN,true,WIDTH,400)){kind=link}
 ≡ filter transmission.<br> Sun(λ) ≡ Sun spectrum.<p><img src="images/sun.png"><p><p>Filter transmission is transformed to "<i>energy counter</i>" for these calculations, that is, the photon count transmission is multiplied by λ and normalized so that peak transmission is equal to 1.<p><u>More info:</u><p>Sun spectrum from calspec database: sun_reference_stis_002 composed with sun_mod_001 for larger wavelengths.<ul><li><a href="https://ui.adsabs.harvard.edu/abs/2014PASP..126..711B/abstract" target="_blank">Bohlin, Gordon, & Tremblay (2014)</a>.<li><a href="https://www.stsci.edu/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/calspec" target="_blank">STScI current calspec</a>.<li><a href="morefiles/sun.dat" target="_blank">Sun composed spectrum</a> (units: Angstrom erg/cm2/s/A).</ul><p><u>Property info:</u><ul><li><b>Unit</b>:erg/cm2/s/A<li><b>UCD</b>:phot.flux.density</ul></td></table>',STICKY,true,CLOSEBTN,true,WIDTH,400)){kind=link}
 ≡ filter transmission.<br> Vg(λ) ≡ Vega spectrum.<p>F<sub>0,ν</sub>(Jy) = (2.9979246)<sup>-1</sup> 10<sup>5</sup> * λ<sub>ref</sub><sup>2</sup> * F<sub>0,λ</sub>(erg/cm<sup>2</sup>/s/A)<p>Filter transmission is transformed to \"<i>energy counter</i>\" for these calculations, that is, the photon count transmission is multiplied by λ and normalized so that peak transmission is equal to 1.<p>In the case that filter owner specifies its own values, they will be the ones provided by the service when queried through the VO.<p><u>VO PhotDM Utypes</u>: <br><i>PhotCal.MagnitudeSystem.type</i> -> VEGAmag <br><i>PhotCal.ZeroPoint.Flux.value</i> -> F<sub>0</sub><p><u>More info:</u><p>Vega spectrum from calspec database.<ul><li><a href="https://ui.adsabs.harvard.edu/abs/2014PASP..126..711B/abstract" target="_blank">Bohlin, Gordon, & Tremblay (2014)</a>.<li><a href="https://www.stsci.edu/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/calspec" target="_blank">STScI current calspec</a>.<li><a href="morefiles/vega.dat" target="_blank">Vega spectrum file</a> (units: Angstrom erg/cm2/s/A).</ul><p><u>Property info:</u><ul><li><b>UCD</b>:phot.flux.density<li><b>Utype</b>: <i>photdm:PhotCal.ZeroPoint.Flux.value</i></ul></td></table>',STICKY,true,CLOSEBTN,true,WIDTH,400)){kind=link}
