SOFIA :Stratospheric Observatory for Infrared Astronomy (SOFIA) SOFIA/FORCAST :The Faint Object infraRed CAmera for the SOFIA Telescope (FORCAST) is a dual-channel mid-infrared camera and spectrograph sensitive from 5 - 40 μm. |
| SOFIA/FORCAST.F054 | 53558.59 | 53566.41 | 53546.04 | 52127.20 | 55103.80 | 1621.32 | 129.05 | 1.35e-12 | SOFIA | FORCAST | FORCAST F054 filter | | SOFIA/FORCAST.F056 | 56099.19 | 56104.83 | 56090.18 | 54566.56 | 57749.41 | 939.07 | 118.30 | 1.13e-12 | SOFIA | FORCAST | FORCAST F056 filter | | SOFIA/FORCAST.F064 | 63516.69 | 63521.32 | 63512.35 | 62225.30 | 64855.10 | 1355.43 | 92.89 | 6.9e-13 | SOFIA | FORCAST | FORCAST F064 filter | | SOFIA/FORCAST.F064 | Filter Description | Filter ID (?) : | SOFIA/FORCAST.F064 |
| Description (?) : | FORCAST F064 filter |
| Phot.System (?) : | ------ |
| Detector Type (?) : | Photon counter |
| Band Name (?) : | ------ |
| Obs. Facility (?) : | SOFIA |
| Instrument (?) : | FORCAST |
| Comments (?) : | ------ |
| | Mathematical properties | Property | Calculated | Specified | Unit | | λref (?) : |
63516.69 | ------- | (Angstrom) |
| λmean (?) : |
63521.32 | ------- | (Angstrom) |
| λcen (?) : |
63501.56 | ------- | (Angstrom) |
| λeff (?) : |
63512.35 | ------- | (Angstrom) |
| λpeak (?) : |
63918.50 | ------- | (Angstrom) |
| λpivot (?) : |
63516.69 | ------- | (Angstrom) |
| λphot (?) : |
63515.43 | ------- | (Angstrom) |
| λmin (?) : |
62225.30 | ------- | (Angstrom) |
| λmax (?) : |
64855.10 | ------- | (Angstrom) |
| Weff (?) : |
1355.43 | ------- | (Angstrom) |
| FWHM (?) : |
1318.78 | ------- | (Angstrom) |
| Af/AV (?) : |
0.0355 | ------- | () |
| Fsun (?) : |
0.144 | ------- | (erg/cm2/s/A) |
| Transmission
Data file: ascii, VOTable Reference for filter response:
FORCAST Transmission components: Filter | | Calibration properties
Vega System | Property | Specified | Calculated | Unit | | Zero Point (?) : |
------- |
6.90331e-13 | (erg/cm2/s/A) |
| |
------- |
92.89 | (Jy) |
| ZP Type (?) : |
Pogson |
| PhotCal ID (?) : |
SOFIA/FORCAST.F064/Vega |
| |
AB System | Property | Specified | Calculated | Unit | | Zero Point (?) : |
------- |
2.69855e-11 | (erg/cm2/s/A) |
| |
------- |
3631.00 | (Jy) |
| ZP Type (?) : |
Pogson |
| PhotCal ID (?) : |
SOFIA/FORCAST.F064/AB |
| |
ST System | Property | Specified | Calculated | Unit | | Zero Point (?) : |
------- |
3.631e-9 | (erg/cm2/s/A) |
| |
------- |
488564.54 | (Jy) |
| ZP Type (?) : |
Pogson |
| PhotCal ID (?) : |
SOFIA/FORCAST.F064/ST |
| |
|
Filter added: 2017-08-07 17:03:35
Last update: 2020-12-10 16:33:57 | | SOFIA/FORCAST.F066 | 66115.03 | 66125.55 | 66097.45 | 64204.45 | 68120.55 | 1924.81 | 86.48 | 5.93e-13 | SOFIA | FORCAST | FORCAST F066 filter | | SOFIA/FORCAST.F077 | 77028.48 | 77072.63 | 76967.00 | 73462.46 | 80492.90 | 4358.29 | 64.07 | 3.24e-13 | SOFIA | FORCAST | FORCAST F077 filter | | SOFIA/FORCAST.F111 | 110849.82 | 110957.75 | 110668.39 | 104553.40 | 117783.60 | 8609.79 | 31.64 | 7.75e-14 | SOFIA | FORCAST | FORCAST F111 filter | | SOFIA/FORCAST.F113 | 113437.59 | 113444.55 | 113428.46 | 111449.10 | 115657.90 | 2128.67 | 30.12 | 7.02e-14 | SOFIA | FORCAST | FORCAST F113 filter | | SOFIA/FORCAST.F197 | 196490.84 | 198207.02 | 193679.90 | 167338.10 | 228571.90 | 46392.43 | 10.19 | 8.14e-15 | SOFIA | FORCAST | FORCAST F197 filter | | SOFIA/FORCAST.F242 | 242142.07 | 243118.12 | 240566.65 | 207939.60 | 289662.40 | 28878.00 | 6.74 | 3.49e-15 | SOFIA | FORCAST | FORCAST F242 filter | | SOFIA/FORCAST.F253 | 253775.11 | 254031.96 | 253347.77 | 234578.06 | 275006.34 | 18690.95 | 6.16 | 2.88e-15 | SOFIA | FORCAST | FORCAST F253 filter | | SOFIA/FORCAST.F315 | 313925.34 | 315841.30 | 311009.10 | 275251.80 | 402199.20 | 47786.99 | 4.01 | 1.24e-15 | SOFIA | FORCAST | FORCAST F315 filter | | SOFIA/FORCAST.F336 | 335857.60 | 336250.54 | 335214.43 | 313666.30 | 376534.70 | 18200.14 | 3.51 | 9.38e-16 | SOFIA | FORCAST | FORCAST F336 filter | | SOFIA/FORCAST.F348 | 347830.76 | 348990.16 | 345876.84 | 296640.90 | 404492.10 | 35615.57 | 3.27 | 8.19e-16 | SOFIA | FORCAST | FORCAST F348 filter | | SOFIA/FORCAST.F371 | 371554.24 | 372466.86 | 369979.83 | 320179.50 | 411546.50 | 27708.64 | 2.86 | 6.27e-16 | SOFIA | FORCAST | FORCAST F371 filter |
|
© SVO, 10501 filters available, Last update: 2021-10-25 | 
 ≡ 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=63521.323729224&id=SOFIA/FORCAST.F064><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=63512.352741593&id=SOFIA/FORCAST.F064><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=63516.690758799&id=SOFIA/FORCAST.F064><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=63515.429172049&id=SOFIA/FORCAST.F064><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=1355.4315535211,63501.557823129,0.1836&id=SOFIA/FORCAST.F064><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}
