| HST/ACS_WFC.FR388N | 3881.7 | 3882.8 | 3812 | 3951 | 76.3 | 3367.7 | HST | ACS | FR388N ramp filter for HST ACS_WFC at central wavelength |
| HST/ACS_WFC.FR423N | 4230.4 | 4229.8 | 4159 | 4302 | 80.5 | 4564.7 | HST | ACS | FR423N ramp filter for HST ACS_WFC at central wavelength |
| HST/ACS_WFC.F435W | 4359.4 | 4341.9 | 3605 | 4882 | 823.2 | 4036.1 | HST | ACS | F435W filter for HST ACS_WFC |
| HST/ACS_WFC.FR459M | 4592.7 | 4585.0 | 4275 | 4904 | 357.3 | 4246.0 | HST | ACS | FR459M ramp filter for HST ACS_WFC at central wavelength |
| HST/ACS_WFC.FR462N | 4620.1 | 4619.7 | 4543 | 4697 | 87.7 | 4259.3 | HST | ACS | FR462N ramp filter for HST ACS_WFC at central wavelength |
| HST/ACS_WFC.F475W | 4801.6 | 4709.1 | 3859 | 5560 | 1273.5 | 3931.4 | HST | ACS | F475W filter for HST ACS_WFC |
| HST/ACS_WFC.F502N | 5023.1 | 5022.9 | 4966 | 5080 | 56.7 | 3941.6 | HST | ACS | F502N filter for HST ACS_WFC |
| HST/ACS_WFC.FR505N | 5050.4 | 5049.7 | 4955 | 5145 | 107.9 | 3923.8 | HST | ACS | FR505N ramp filter for HST ACS_WFC at central wavelength |
| HST/ACS_WFC.F555W | 5397.5 | 5331.7 | 4579 | 6201 | 1099.0 | 3621.4 | HST | ACS | F555W filter for HST ACS_WFC |
| HST/ACS_WFC.FR551N | 5510.3 | 5509.7 | 5425 | 5595 | 96.7 | 3591.8 | HST | ACS | FR551N ramp filter for HST ACS_WFC at central wavelength |
| HST/ACS_WFC.F550M | 5588.2 | 5574.9 | 5247 | 5930 | 524.6 | 3542.2 | HST | ACS | F550M filter for HST ACS_WFC |
| HST/ACS_WFC.FR601N | 6010.5 | 6009.7 | 5907 | 6113 | 117.0 | 3297.9 | HST | ACS | FR601N ramp filter for HST ACS_WFC at central wavelength |
| HST/ACS_WFC.F606W | 6035.8 | 5810.8 | 4626 | 7179 | 1771.4 | 3231.7 | HST | ACS | F606W filter for HST ACS_WFC |
| HST/ACS_WFC.F625W | 6352.6 | 6267.2 | 5443 | 7099 | 1231.7 | 3079.3 | HST | ACS | F625W filter for HST ACS_WFC |
| HST/ACS_WFC.FR647M | 6476.2 | 6460.1 | 6022 | 6922 | 505.6 | 2967.8 | HST | ACS | FR647M ramp filter for HST ACS_WFC at central wavelength |
| HST/ACS_WFC.FR656N | 6560.4 | 6559.0 | 6445 | 6675 | 130.8 | 2707.2 | HST | ACS | FR656N ramp filter for HST ACS_WFC at central wavelength |
| HST/ACS_WFC.F658N | 6584.1 | 6586.2 | 6510 | 6659 | 74.8 | 2570.2 | HST | ACS | F658N filter for HST ACS_WFC |
| HST/ACS_WFC.F660N | 6599.5 | 6600.1 | 6562 | 6643 | 35.7 | 2806.8 | HST | ACS | F660N filter for HST ACS_WFC |
| HST/ACS_WFC.FR716N | 7160.0 | 7159.2 | 7040 | 7279 | 136.5 | 2739.6 | HST | ACS | FR716N ramp filter for HST ACS_WFC at central wavelength |
| HST/ACS_WFC.POL_UV | 7293.9 | 6120.4 | 3280 | 10872 | 4264.0 | 2605.3 | HST | ACS | POL_UV filter for HST ACS_WFC |
| HST/ACS_WFC.POL_V | 7524.1 | 6340.9 | 3590 | 10878 | 4301.5 | 2576.4 | HST | ACS | POL_V filter for HST ACS_WFC |
| HST/ACS_WFC.G800L | 7704.3 | 7257.6 | 5248 | 10803 | 3017.3 | 2555.0 | HST | ACS | G800L disperser for HST ACS_WFC |
| HST/ACS_WFC.F775W | 7730.5 | 7652.5 | 6801 | 8627 | 1378.6 | 2513.3 | HST | ACS | F775W filter for HST ACS_WFC |
| HST/ACS_WFC.FR782N | 7819.4 | 7818.5 | 7687 | 7951 | 150.4 | 2477.6 | HST | ACS | FR782N ramp filter for HST ACS_WFC at central wavelength |
| HST/ACS_WFC.F814W | 8128.7 | 7972.9 | 6868 | 9626 | 1886.7 | 2418.2 | HST | ACS | F814W filter for HST ACS_WFC |
| HST/ACS_WFC.FR853N | 8528.8 | 8527.6 | 8395 | 8662 | 150.7 | 2208.1 | HST | ACS | FR853N ramp filter for HST ACS_WFC at central wavelength |
| HST/ACS_WFC.FR853N | Filter Description | Filter ID (?) : | HST/ACS_WFC.FR853N |
| Description (?) : | FR853N ramp filter for HST ACS_WFC at central wavelength |
| Phot.System (?) : | ------ |
| Detector Type (?) : | Photon counter |
| Band Name (?) : | ------ |
| Obs. Facility (?) : | HST |
| Instrument (?) : | ACS |
| Comments (?) : | Response calculated using the stsynphot python package by STScI. In particular, function stsynphot.band("acs,wfc1,fr853n#8530"). Please, take a look to stsynphot documentation and HST instrument documentation |
| | Mathematical properties | Property | Calculated | Specified | Unit | | λmean (?) : |
8528.80 | ------- | (Angstrom) |
| λcen (?) : |
8529.19 | ------- | (Angstrom) |
| λeff (?) : |
8527.64 | ------- | (Angstrom) |
| λpeak (?) : |
8492.00 | ------- | (Angstrom) |
| λpivot (?) : |
8528.34 | ------- | (Angstrom) |
| λphot (?) : |
8527.95 | ------- | (Angstrom) |
| λmin (?) : |
8395.37 | ------- | (Angstrom) |
| λmax (?) : |
8661.64 | ------- | (Angstrom) |
| Weff (?) : |
150.71 | ------- | (Angstrom) |
| FWHM (?) : |
147.78 | ------- | (Angstrom) |
| Af/AV (?) : |
0.55 | ------- | () |
| 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 (?) : |
------- |
9.103e-10 | (erg/cm2/s/A) |
| |
------- |
2208.12 | (Jy) |
| PhotCal ID (?) : |
HST/ACS_WFC.FR853N/Vega |
| |
AB System | Property | Specified | Calculated | Unit | | Zero Point (?) : |
------- |
1.497e-9 | (erg/cm2/s/A) |
| |
------- |
3631.00 | (Jy) |
| PhotCal ID (?) : |
HST/ACS_WFC.FR853N/AB |
| |
ST System | Property | Specified | Calculated | Unit | | Zero Point (?) : |
------- |
3.631e-9 | (erg/cm2/s/A) |
| |
------- |
8807.72 | (Jy) |
| PhotCal ID (?) : |
HST/ACS_WFC.FR853N/ST |
| |
|
Filter added: 2019-07-16 12:11:43
Last update: 2020-03-23 12:58:04 |
| HST/ACS_WFC.F892N | 8915.4 | 8917.0 | 8789 | 9036 | 148.6 | 2315.1 | HST | ACS | F892N filter for HST ACS_WFC |
| HST/ACS_WFC.FR914M | 9079.6 | 9062.0 | 8343 | 9795 | 738.9 | 2280.7 | HST | ACS | FR914M ramp filter for HST ACS_WFC at central wavelength |
| HST/ACS_WFC.F850LP | 9082.3 | 9008.7 | 8005 | 10853 | 1324.6 | 2238.2 | HST | ACS | F850LP filter for HST ACS_WFC |
| HST/ACS_WFC.FR931N | 9306.4 | 9308.9 | 9133 | 9479 | 192.4 | 2272.4 | HST | ACS | FR931N ramp filter for HST ACS_WFC at central wavelength |
| HST/ACS_WFC.FR1016N | 10150.3 | 10151.8 | 9967 | 10335 | 193.5 | 2058.4 | HST | ACS | FR1016N ramp filter for HST ACS_WFC at central wavelength |
 ≡ 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}
</b><br><table cellpadding=20><td class=helptd>Zero Point in Vega System.<p>Calculated by the service as:<p><img src=images/latex/zp.png> <p>where:<p> T(λ) ≡ 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>eff</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<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=8528.7968565624&id=HST/ACS_WFC.FR853N><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=8527.6434301296&id=HST/ACS_WFC.FR853N><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=8528.3377321392&id=HST/ACS_WFC.FR853N><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=8527.9524363963&id=HST/ACS_WFC.FR853N><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=150.70831536851,8529.1864684371,0.2576618822845508&id=HST/ACS_WFC.FR853N><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>eff</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 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>eff</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}