HST :The Hubble Space Telescope (HST) is a cooperative program of the European Space Agency (ESA) and the National Aeronautics and Space Administration (NASA) to operate a space-based observatory for the benefit of the international astronomical community. HST/FGS :The Fine Guidance Sensors. |
| HST/FGS.F583W | 5350.05 | 5468.77 | 5247.52 | 4213.99 | 7205.36 | 1823.39 | 3559.06 | 3.87e-9 | HST | FGS | F583W (clear) filter for HST FGS at y-axis | | HST/FGS.ND5 | 5354.35 | 5483.75 | 5244.10 | 4213.99 | 7408.78 | 1768.16 | 3549.34 | 3.87e-9 | HST | FGS | ND5 filter for HST FGS at y-axis | | HST/FGS.ND5 | Filter Description | Filter ID (?) : | HST/FGS.ND5 |
| Description (?) : | ND5 filter for HST FGS at y-axis |
| Phot.System (?) : | ------ |
| Detector Type (?) : | Photon counter |
| Band Name (?) : | ------ |
| Obs. Facility (?) : | HST |
| Instrument (?) : | FGS |
| Comments (?) : | Response calculated using the stsynphot python package by STScI. In particular, function stsynphot.band("fgs,nd5,y"). Please, take a look to stsynphot documentation and HST instrument documentation |
| | Mathematical properties | Property | Calculated | Specified | Unit | | λref (?) : |
5354.35 | ------- | (Angstrom) |
| λmean (?) : |
5483.75 | ------- | (Angstrom) |
| λcen (?) : |
5217.11 | ------- | (Angstrom) |
| λeff (?) : |
5244.10 | ------- | (Angstrom) |
| λpeak (?) : |
4800.00 | ------- | (Angstrom) |
| λpivot (?) : |
5354.35 | ------- | (Angstrom) |
| λphot (?) : |
5320.89 | ------- | (Angstrom) |
| λmin (?) : |
4213.99 | ------- | (Angstrom) |
| λmax (?) : |
7408.78 | ------- | (Angstrom) |
| Weff (?) : |
1768.16 | ------- | (Angstrom) |
| FWHM (?) : |
1569.71 | ------- | (Angstrom) |
| Af/AV (?) : |
1.07 | ------- | () |
| Fsun (?) : |
------- | ------- | (erg/cm2/s/A) |
| Transmission
Data file: ascii, VOTable Reference for filter response:
stsynphot documentation Transmission components: Filter + Instrument | | Calibration properties
Vega System | Property | Specified | Calculated | Unit | | Zero Point (?) : |
------- |
3.86926e-9 | (erg/cm2/s/A) |
| |
------- |
3549.34 | (Jy) |
| PhotCal ID (?) : |
HST/FGS.ND5/Vega |
| |
AB System | Property | Specified | Calculated | Unit | | Zero Point (?) : |
------- |
3.95827e-9 | (erg/cm2/s/A) |
| |
------- |
3631.00 | (Jy) |
| PhotCal ID (?) : |
HST/FGS.ND5/AB |
| |
ST System | Property | Specified | Calculated | Unit | | Zero Point (?) : |
------- |
3.631e-9 | (erg/cm2/s/A) |
| |
------- |
3330.79 | (Jy) |
| PhotCal ID (?) : |
HST/FGS.ND5/ST |
| |
|
Filter added: 2019-07-16 12:11:46
Last update: 2020-08-30 19:07:49 | | HST/FGS.PUPIL | 5354.35 | 5483.75 | 5244.10 | 4213.99 | 7408.78 | 1768.16 | 3549.34 | 3.87e-9 | HST | FGS | PUPIL filter for HST FGS at y-axis | | HST/FGS.F605W | 5369.79 | 5484.60 | 5269.87 | 4261.92 | 7199.86 | 1686.22 | 3552.42 | 3.83e-9 | HST | FGS | F605W (astroclear) filter for HST FGS at y-axis | | HST/FGS.F550W | 5554.76 | 5572.88 | 5537.06 | 5010.00 | 6190.00 | 757.05 | 3551.28 | 3.47e-9 | HST | FGS | F550W (yellow) filter for HST FGS at y-axis | | HST/FGS.F650W | 6402.98 | 6425.45 | 6378.22 | 5810.00 | 7329.28 | 805.40 | 3037.67 | 2.24e-9 | HST | FGS | F650W (red) filter for HST FGS at y-axis |
| Filter Plots
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© SVO, 8400 filters available, Last update: 2020-09-01 | 
 ≡ filter transmission<p><u>Property info:</u><ul><li><b>Unit</b>:Angstrom<li><b>UCD</b>:em.wl<li><b>Utype</b>: <i>photdm:PhotometryFilter.SpectralAxis.Coverage.Location.Value</i></ul></td></table>',WIDTH,400)){kind=link}
 ≡ filter transmission<br> Vg(λ) ≡ Vega spectrum<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.SpectralAxis.Coverage.Bounds.Extent</i></ul></td></table>',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>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<br> Vg(λ) ≡ Vega spectrum<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>Utype</b>: <i>photdm:PhotometricSystem.detectorType</i></ul></td></table>',WIDTH,400)){kind=link}
 ≡ filter transmission<p><img src=showgraph.php?what=lmean&val=5483.7450056634&id=HST/FGS.ND5><p><u>Property info:</u><ul><li><b>Unit</b>:Angstrom<li><b>UCD</b>:em.wl<li><b>Utype</b>: <i>photdm:PhotometryFilter.SpectralAxis.Coverage.Location.Value</i></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=5244.0972175183&id=HST/FGS.ND5><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=5354.3513763068&id=HST/FGS.ND5><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=5320.8874162756&id=HST/FGS.ND5><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=1768.1638687672,5217.1070789407,0.0001912584014855298&id=HST/FGS.ND5><p><u>Property info:</u><ul><li><b>Unit</b>:Angstrom<li><b>UCD</b>:instr.bandwidth<li><b>Utype</b>: <i>photdm:PhotometryFilter.SpectralAxis.Coverage.Bounds.Extent</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/extinctionlaw.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>Sun spectrum from calspec database: sun_reference_stis_002 with sun_mod_001 for larger wavelengths.<p><img src=images/sunspec.png><p><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>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>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}
