| HST/HSP_UV2.F145M_A | 1563.69 | 1585.90 | 1586.56 | 1211.32 | 2185.00 | 276.61 | 536.06 | 6.38e-9 | HST | HSP | F145M_A filter for HST HSP_UV2 |
| HST/HSP_UV2.F145M_B | 1566.30 | 1589.04 | 1589.34 | 1211.36 | 2185.00 | 280.38 | 537.71 | 6.38e-9 | HST | HSP | F145M_B filter for HST HSP_UV2 |
| HST/HSP_UV2.PRISM_BLUE | 1575.60 | 1598.33 | 1596.95 | 1219.24 | 2185.00 | 284.05 | 545.17 | 6.41e-9 | HST | HSP | PRISM_BLUE filter for HST HSP_UV2 |
| HST/HSP_UV2.F152M_A | 1651.33 | 1675.71 | 1662.99 | 1420.41 | 2355.00 | 313.93 | 595.83 | 6.46e-9 | HST | HSP | F152M_A filter for HST HSP_UV2 |
| HST/HSP_UV2.F152M_B | 1654.78 | 1679.77 | 1666.59 | 1420.44 | 2355.00 | 320.38 | 597.43 | 6.45e-9 | HST | HSP | F152M_B filter for HST HSP_UV2 |
| HST/HSP_UV2.F122M_A | 1591.57 | 1731.16 | 1850.86 | 1116.68 | 2685.00 | 418.07 | 490.16 | 4.29e-9 | HST | HSP | F122M_A filter for HST HSP_UV2 |
| HST/HSP_UV2.F122M_B | 1603.98 | 1745.65 | 1860.43 | 1116.68 | 2685.00 | 434.91 | 499.15 | 4.32e-9 | HST | HSP | F122M_B filter for HST HSP_UV2 |
| HST/HSP_UV2.F184W_A | 1944.07 | 1968.57 | 1947.57 | 1581.58 | 2698.33 | 400.65 | 714.10 | 5.64e-9 | HST | HSP | F184W_A filter for HST HSP_UV2 |
| HST/HSP_UV2.F184W_B | 1947.16 | 1971.93 | 1950.61 | 1582.22 | 2702.03 | 401.13 | 714.91 | 5.63e-9 | HST | HSP | F184W_B filter for HST HSP_UV2 |
| HST/HSP_UV2.F179M_A | 1924.52 | 2004.76 | 1940.69 | 1582.61 | 3257.27 | 294.36 | 711.66 | 5.66e-9 | HST | HSP | F179M_A filter for HST HSP_UV2 |
| HST/HSP_UV2.F179M_B | 1931.22 | 2014.84 | 1948.10 | 1582.93 | 3260.31 | 297.85 | 714.03 | 5.64e-9 | HST | HSP | F179M_B filter for HST HSP_UV2 |
| HST/HSP_UV2.F218M_A | 2186.67 | 2194.43 | 2186.15 | 1926.48 | 2526.20 | 195.22 | 765.08 | 4.8e-9 | HST | HSP | F218M_A filter for HST HSP_UV2 |
| HST/HSP_UV2.F218M_B | 2187.49 | 2195.24 | 2186.97 | 1927.24 | 2527.32 | 195.42 | 765.19 | 4.8e-9 | HST | HSP | F218M_B filter for HST HSP_UV2 |
| HST/HSP_UV2.F140LP_A | 2320.34 | 2420.69 | 2345.65 | 1440.33 | 3269.97 | 1140.33 | 811.62 | 4.42e-9 | HST | HSP | F140LP_A filter for HST HSP_UV2 |
| HST/HSP_UV2.F140LP_B | 2330.17 | 2429.17 | 2355.36 | 1440.92 | 3270.32 | 1130.19 | 814.48 | 4.4e-9 | HST | HSP | F140LP_B filter for HST HSP_UV2 |
| HST/HSP_UV2.F160LP_A | 2346.95 | 2437.06 | 2368.28 | 1566.04 | 3270.15 | 1120.65 | 818.96 | 4.38e-9 | HST | HSP | F160LP_A filter for HST HSP_UV2 |
| HST/HSP_UV2.F160LP_B | 2355.18 | 2444.46 | 2376.60 | 1566.75 | 3270.50 | 1112.09 | 821.35 | 4.36e-9 | HST | HSP | F160LP_B filter for HST HSP_UV2 |
| HST/HSP_UV2.F248M_A | 2475.11 | 2493.31 | 2481.27 | 1908.84 | 3021.65 | 394.39 | 817.06 | 3.98e-9 | HST | HSP | F248M_A filter for HST HSP_UV2 |
| HST/HSP_UV2.F248M_A | Filter Description | Filter ID (?) : | HST/HSP_UV2.F248M_A |
| Description (?) : | F248M_A filter for HST HSP_UV2 |
| Phot.System (?) : | ------ |
| 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,uv2,f248m,a"). Please, take a look to stsynphot documentation and HST instrument documentation |
| | Mathematical properties | Property | Calculated | Specified | Unit | | λref (?) : |
2475.11 | ------- | (Angstrom) |
| λmean (?) : |
2493.31 | ------- | (Angstrom) |
| λcen (?) : |
2480.31 | ------- | (Angstrom) |
| λeff (?) : |
2481.27 | ------- | (Angstrom) |
| λpeak (?) : |
2460.00 | ------- | (Angstrom) |
| λpivot (?) : |
2475.11 | ------- | (Angstrom) |
| λphot (?) : |
2493.91 | ------- | (Angstrom) |
| λmin (?) : |
1908.84 | ------- | (Angstrom) |
| λmax (?) : |
3021.65 | ------- | (Angstrom) |
| Weff (?) : |
394.39 | ------- | (Angstrom) |
| FWHM (?) : |
353.95 | ------- | (Angstrom) |
| Af/AV (?) : |
2.36 | ------- | () |
| Fsun (?) : |
10.02 | ------- | (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 (?) : |
------- |
3.97855e-9 | (erg/cm2/s/A) |
| |
------- |
817.06 | (Jy) |
| PhotCal ID (?) : |
HST/HSP_UV2.F248M_A/Vega |
| |
AB System | Property | Specified | Calculated | Unit | | Zero Point (?) : |
------- |
1.76806e-8 | (erg/cm2/s/A) |
| |
------- |
3631.00 | (Jy) |
| PhotCal ID (?) : |
HST/HSP_UV2.F248M_A/AB |
| |
ST System | Property | Specified | Calculated | Unit | | Zero Point (?) : |
------- |
3.631e-9 | (erg/cm2/s/A) |
| |
------- |
745.68 | (Jy) |
| PhotCal ID (?) : |
HST/HSP_UV2.F248M_A/ST |
| |
|
Filter added: 2019-07-16 12:14:15
Last update: 2020-12-10 16:30:41 |
| HST/HSP_UV2.F248M_B | 2476.32 | 2494.43 | 2482.52 | 1913.82 | 3022.69 | 394.47 | 817.45 | 3.98e-9 | HST | HSP | F248M_B filter for HST HSP_UV2 |
| HST/HSP_UV2.F262M_A | 2607.64 | 2622.37 | 2614.60 | 2038.56 | 3073.71 | 300.39 | 872.69 | 3.83e-9 | HST | HSP | F262M_A filter for HST HSP_UV2 |
| HST/HSP_UV2.F262M_B | 2608.74 | 2623.25 | 2615.66 | 2042.69 | 3075.28 | 300.59 | 873.08 | 3.83e-9 | HST | HSP | F262M_B filter for HST HSP_UV2 |
| HST/HSP_UV2.PRISM_RED | 2619.81 | 2633.63 | 2626.70 | 2074.16 | 3101.06 | 305.47 | 877.93 | 3.81e-9 | HST | HSP | PRISM_RED filter for HST HSP_UV2 |
| HST/HSP_UV2.F284M_A | 2743.42 | 2761.99 | 2754.18 | 1990.00 | 3213.36 | 367.57 | 941.17 | 3.72e-9 | HST | HSP | F284M_A filter for HST HSP_UV2 |
| HST/HSP_UV2.F284M_B | 2744.52 | 2762.97 | 2755.25 | 1990.00 | 3213.80 | 367.30 | 941.66 | 3.72e-9 | HST | HSP | F284M_B filter for HST HSP_UV2 |
| HST/HSP_UV2.F278N_A | 2766.57 | 2769.32 | 2767.75 | 2575.23 | 3034.49 | 158.54 | 936.38 | 3.66e-9 | HST | HSP | F278N_A filter for HST HSP_UV2 |
| HST/HSP_UV2.F278N_B | 2766.72 | 2769.47 | 2767.90 | 2575.50 | 3034.89 | 158.65 | 936.44 | 3.66e-9 | HST | HSP | F278N_B filter for HST HSP_UV2 |
 ≡ 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>More info:</u><p>Vega spectrum from calspec database.<ul><li><a href="https://ssb.stsci.edu/cdbs_open/cdbs/current_calspec/" target="_blank">STScI current calspec</a>.<li><a href="morefiles/vega.dat" target="_blank">Vega spectrum</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.SpectralAxis.Coverage.Bounds.Extent</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>Utype</b>: <i>photdm:PhotometricSystem.detectorType</i></ul></td></table>',WIDTH,400)){kind=link}
 ≡ filter transmission<p><img src=showgraph.php?what=lmean&val=2493.3102607504&id=HST/HSP_UV2.F248M_A><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 (photon counter)<br> Vg(λ) ≡ Vega spectrum<p><img src=showgraph.php?what=leff&val=2481.2733925789&id=HST/HSP_UV2.F248M_A><p><u>More info:</u><p>Vega spectrum from calspec database.<ul><li><a href="https://ssb.stsci.edu/cdbs_open/cdbs/current_calspec/" target="_blank">STScI current calspec</a>.<li><a href="morefiles/vega.dat" target="_blank">Vega spectrum</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=2475.1125589848&id=HST/HSP_UV2.F248M_A><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 (photon counter)<br> Vg(λ) ≡ Vega spectrum<p><img src=showgraph.php?what=lphot&val=2493.9143175568&id=HST/HSP_UV2.F248M_A><p><u>More info:</u><p>Vega spectrum from calspec database.<ul><li><a href="https://ssb.stsci.edu/cdbs_open/cdbs/current_calspec/" target="_blank">STScI current calspec</a>.<li><a href="morefiles/vega.dat" target="_blank">Vega spectrum</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=394.38535341556,2480.3071732643,0.008274085338001063&id=HST/HSP_UV2.F248M_A><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 (photon counter).<br> Sun(λ) ≡ Sun spectrum.<p><img src=images/sunspec.png><p><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://ssb.stsci.edu/cdbs_open/cdbs/current_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 (photon counter).<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>More info:</u><p>Vega spectrum from calspec database.<ul><li><a href="https://ssb.stsci.edu/cdbs_open/cdbs/current_calspec/" target="_blank">STScI current calspec</a>.<li><a href="morefiles/vega.dat" target="_blank">Vega spectrum</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}
