Paranal :Paranal ESO Observatory Paranal/VISIR :The VLT spectrometer and imager for the mid-infrared (VISIR) was built by CEA/DAPNIA/SAP and NFRA/ASTRON, and is located at the Cassegrain focus of UT3. |
| Paranal/VISIR.J79 | 77792.97 | 77872.88 | 77672.27 | 72499.50 | 84000.00 | 5399.89 | 62.94 | 3.13e-13 | Paranal | VISIR | VISIR J7.9 | | Paranal/VISIR.PAH1 | 85943.73 | 85984.55 | 85872.49 | 81290.31 | 91285.69 | 4313.59 | 51.90 | 2.11e-13 | Paranal | VISIR | VISIR PAH1 | | Paranal/VISIR.PAH1 | Filter Description | Filter ID (?) : | Paranal/VISIR.PAH1 |
| Description (?) : | VISIR PAH1 |
| Phot.System (?) : | VISIR |
| Detector Type (?) : | Energy counter |
| Band Name (?) : | ------ |
| Obs. Facility (?) : | Paranal |
| Instrument (?) : | VISIR |
| Comments (?) : | ------ |
| | Mathematical properties | Property | Calculated | Specified | Unit | | λref (?) : |
85943.73 | ------- | (Angstrom) |
| λmean (?) : |
85984.55 | ------- | (Angstrom) |
| λcen (?) : |
85921.47 | ------- | (Angstrom) |
| λeff (?) : |
85872.49 | ------- | (Angstrom) |
| λpeak (?) : |
86130.00 | ------- | (Angstrom) |
| λpivot (?) : |
85943.73 | ------- | (Angstrom) |
| λphot (?) : |
85899.49 | ------- | (Angstrom) |
| λmin (?) : |
81290.31 | ------- | (Angstrom) |
| λmax (?) : |
91285.69 | ------- | (Angstrom) |
| Weff (?) : |
4313.59 | ------- | (Angstrom) |
| FWHM (?) : |
4112.84 | ------- | (Angstrom) |
| Af/AV (?) : |
0.0567 | ------- | () |
| Fsun (?) : |
------- | ------- | (erg/cm2/s/A) |
| Transmission
Data file: ascii, VOTable Reference for filter response:
ESO: VISIR | | Calibration properties
Vega System | Property | Specified | Calculated | Unit | | Zero Point (?) : |
------- |
2.11018e-13 | (erg/cm2/s/A) |
| |
------- |
51.90 | (Jy) |
| ZP Type (?) : |
Pogson |
| PhotCal ID (?) : |
Paranal/VISIR.PAH1/Vega |
| |
AB System | Property | Specified | Calculated | Unit | | Zero Point (?) : |
------- |
1.47618e-11 | (erg/cm2/s/A) |
| |
------- |
3631.00 | (Jy) |
| ZP Type (?) : |
Pogson |
| PhotCal ID (?) : |
Paranal/VISIR.PAH1/AB |
| |
ST System | Property | Specified | Calculated | Unit | | Zero Point (?) : |
------- |
3.631e-9 | (erg/cm2/s/A) |
| |
------- |
893127.95 | (Jy) |
| ZP Type (?) : |
Pogson |
| PhotCal ID (?) : |
Paranal/VISIR.PAH1/ST |
| |
|
Filter added: 2011-10-18 07:54:36
Last update: 2020-08-30 19:07:49 | | Paranal/VISIR.J89 | 87080.85 | 87183.52 | 86912.27 | 80545.00 | 93255.00 | 6980.77 | 50.64 | 2.01e-13 | Paranal | VISIR | VISIR J8.9 | | Paranal/VISIR.B87 | 88725.11 | 88929.71 | 88386.61 | 79000.00 | 98000.00 | 9301.34 | 48.80 | 1.87e-13 | Paranal | VISIR | VISIR B8.7 | | Paranal/VISIR.ArIII | 89948.23 | 89951.91 | 89942.25 | 88562.67 | 91405.32 | 1279.00 | 47.75 | 1.77e-13 | Paranal | VISIR | VISIR ArIII | | Paranal/VISIR.J98 | 95915.00 | 96054.25 | 95689.04 | 88399.10 | 103802.00 | 8795.68 | 42.02 | 1.38e-13 | Paranal | VISIR | VISIR J9.8 | | Paranal/VISIR.SIV_1 | 98617.97 | 98624.92 | 98606.75 | 97040.00 | 100450.00 | 2016.82 | 39.89 | 1.23e-13 | Paranal | VISIR | VISIR SIV_1 | | Paranal/VISIR.B97 | 98600.11 | 98747.01 | 98358.84 | 88607.80 | 108302.00 | 8452.16 | 39.84 | 1.23e-13 | Paranal | VISIR | VISIR B9.7 | | Paranal/VISIR.SIV | 104556.22 | 104560.45 | 104546.02 | 102924.83 | 106228.32 | 1617.42 | 35.32 | 9.69e-14 | Paranal | VISIR | VISIR SIV | | Paranal/VISIR.PAH2 | 112625.02 | 112690.53 | 112515.66 | 105979.79 | 120284.24 | 6068.29 | 30.67 | 7.26e-14 | Paranal | VISIR | VISIR PAH2 | | Paranal/VISIR.PAH2_2 | 117394.14 | 117412.29 | 117365.78 | 114810.00 | 120533.70 | 3560.41 | 28.36 | 6.17e-14 | Paranal | VISIR | VISIR PAH2_2 | | Paranal/VISIR.SiC | 117219.85 | 117818.43 | 116237.73 | 100137.47 | 133490.82 | 21492.09 | 28.28 | 6.28e-14 | Paranal | VISIR | VISIR SiC | | Paranal/VISIR.J122 | 119369.91 | 119417.12 | 119292.17 | 113000.00 | 125503.30 | 5382.43 | 27.45 | 5.78e-14 | Paranal | VISIR | VISIR J12.2 | | Paranal/VISIR.NeII_1 | 122712.31 | 122717.72 | 122700.66 | 121170.00 | 124660.13 | 1894.25 | 25.94 | 5.16e-14 | Paranal | VISIR | VISIR NeII_1 | | Paranal/VISIR.NeII | 127940.96 | 127948.50 | 127929.01 | 125563.60 | 130534.64 | 2183.51 | 23.96 | 4.39e-14 | Paranal | VISIR | VISIR NeII | | Paranal/VISIR.NeII_2 | 130454.35 | 130461.40 | 130442.44 | 127994.33 | 132853.41 | 2237.98 | 23.06 | 4.06e-14 | Paranal | VISIR | VISIR NeII_2 | | Paranal/VISIR.Q1 | 177246.68 | 177327.08 | 177114.49 | 167624.26 | 187998.49 | 8608.37 | 12.58 | 1.2e-14 | Paranal | VISIR | VISIR Q1 | | Paranal/VISIR.Q2 | 187422.58 | 187495.02 | 187296.77 | 177621.42 | 196407.23 | 8806.59 | 11.22 | 9.59e-15 | Paranal | VISIR | VISIR Q2 | | Paranal/VISIR.Q3 | 195187.19 | 195202.04 | 195162.68 | 191070.00 | 199530.00 | 4109.67 | 10.40 | 8.18e-15 | Paranal | VISIR | VISIR Q3 |
|
© 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=85984.5483906&id=Paranal/VISIR.PAH1><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=85872.4922752&id=Paranal/VISIR.PAH1><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=85943.731999092&id=Paranal/VISIR.PAH1><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=85899.4896807&id=Paranal/VISIR.PAH1><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=4313.58676173,85921.4657284,0.759894&id=Paranal/VISIR.PAH1><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}
