Paranal :Paranal ESO Observatory Paranal/HAWKI :HAWK-I - High Acuity Wide field K-band Imager (HAWK-I) Summary HAWK-IHAWK-I is a cryogenic wide-field imager installed at the Nasmyth A focus of UT4. id:Paranal/HAWKI.a |
| Paranal/HAWKI.Y | 10187.85 | 10201.62 | 10171.50 | 9488.44 | 11004.19 | 1015.73 | 2072.60 | 5.99e-10 | Paranal | HAWK-I | HAWK-I Y | | Paranal/HAWKI.NB1060 | 10618.91 | 10619.08 | 10618.64 | 10516.23 | 10724.22 | 103.64 | 1973.45 | 5.25e-10 | Paranal | HAWK-I | HAWK-I NB1060 | | Paranal/HAWKI.NB1190 | 11864.18 | 11864.43 | 11863.84 | 11717.16 | 11993.55 | 116.63 | 1668.60 | 3.55e-10 | Paranal | HAWK-I | HAWK-I NB1190 | | Paranal/HAWKI.J | 12558.63 | 12583.89 | 12521.99 | 11581.65 | 13601.90 | 1524.24 | 1524.37 | 2.9e-10 | Paranal | HAWK-I | HAWK-I J | | Paranal/HAWKI.CH4 | 15737.50 | 15749.01 | 15721.77 | 14948.77 | 16587.20 | 1116.76 | 1072.76 | 1.3e-10 | Paranal | HAWK-I | HAWK-I CH4 | | Paranal/HAWKI.H | 16139.40 | 16205.80 | 16051.69 | 14430.53 | 18077.10 | 2861.22 | 1042.29 | 1.2e-10 | Paranal | HAWK-I | HAWK-I H | | Paranal/HAWKI.NB2090 | 20954.32 | 20954.60 | 20953.89 | 20767.06 | 21132.53 | 191.07 | 690.22 | 4.71e-11 | Paranal | HAWK-I | HAWK-I NB2090 | | Paranal/HAWKI.H2 | 21249.17 | 21249.82 | 21248.15 | 20966.97 | 21523.14 | 297.09 | 672.74 | 4.47e-11 | Paranal | HAWK-I | HAWK-I H2 | | Paranal/HAWKI.Ks | 21420.27 | 21484.49 | 21322.60 | 19369.71 | 23724.30 | 3149.60 | 665.51 | 4.35e-11 | Paranal | HAWK-I | HAWK-I Ks | | Paranal/HAWKI.BrGamma | 21644.58 | 21645.23 | 21642.95 | 21357.57 | 21890.00 | 298.92 | 623.73 | 3.99e-11 | Paranal | HAWK-I | HAWK-I BrGamma | | Paranal/HAWKI.BrGamma | Filter Description | Filter ID (?) : | Paranal/HAWKI.BrGamma |
| Description (?) : | HAWK-I BrGamma |
| Phot.System (?) : | HAWKI |
| Detector Type (?) : | Energy counter |
| Band Name (?) : | ------ |
| Obs. Facility (?) : | Paranal |
| Instrument (?) : | HAWK-I |
| Comments (?) : | ------ |
| | Mathematical properties | Property | Calculated | Specified | Unit | | λref (?) : |
21644.58 | ------- | (Angstrom) |
| λmean (?) : |
21645.23 | ------- | (Angstrom) |
| λcen (?) : |
21647.36 | ------- | (Angstrom) |
| λeff (?) : |
21642.95 | ------- | (Angstrom) |
| λpeak (?) : |
21609.00 | ------- | (Angstrom) |
| λpivot (?) : |
21644.58 | ------- | (Angstrom) |
| λphot (?) : |
21643.39 | ------- | (Angstrom) |
| λmin (?) : |
21357.57 | ------- | (Angstrom) |
| λmax (?) : |
21890.00 | ------- | (Angstrom) |
| Weff (?) : |
298.92 | ------- | (Angstrom) |
| FWHM (?) : |
292.90 | ------- | (Angstrom) |
| Af/AV (?) : |
0.125 | ------- | () |
| Fsun (?) : |
8.60 | ------- | (erg/cm2/s/A) |
| Transmission
Data file: ascii, VOTable Reference for filter response:
ESO: HAWK-I Transmission components: Filterid:Paranal/HAWKI.BrGamma | | Calibration properties
Vega System | Property | Specified | Calculated | Unit | | Zero Point (?) : |
------- |
3.99133e-11 | (erg/cm2/s/A) |
| |
------- |
623.73 | (Jy) |
| ZP Type (?) : |
Pogson |
| PhotCal ID (?) : |
Paranal/HAWKI.BrGamma/Vega |
| |
AB System | Property | Specified | Calculated | Unit | | Zero Point (?) : |
------- |
2.32353e-10 | (erg/cm2/s/A) |
| |
------- |
3631.00 | (Jy) |
| ZP Type (?) : |
Pogson |
| PhotCal ID (?) : |
Paranal/HAWKI.BrGamma/AB |
| |
ST System | Property | Specified | Calculated | Unit | | Zero Point (?) : |
------- |
3.631e-9 | (erg/cm2/s/A) |
| |
------- |
56741.90 | (Jy) |
| ZP Type (?) : |
Pogson |
| PhotCal ID (?) : |
Paranal/HAWKI.BrGamma/ST |
| |
|
Filter added: 2011-10-18 07:48:07
Last update: 2021-07-27 20:28:10 |
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 ≡ filter transmission<p><u>Property info:</u><ul><li><b>Unit</b>:Angstrom<li><b>UCD</b>:em.wl</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://ui.adsabs.harvard.edu/abs/2014PASP..126..711B/abstract" target="_blank">Bohlin, Gordon, & Tremblay (2014)</a>.<li><a href="https://www.stsci.edu/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/calspec" target="_blank">STScI current calspec</a>.<li><a href="morefiles/vega.dat" target="_blank">Vega spectrum file</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.bandwidth.extent.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>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>UCD</b>:meta.code<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=21645.227262221&id=Paranal/HAWKI.BrGamma><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=leff&val=21642.946779653&id=Paranal/HAWKI.BrGamma><p><u>More info:</u><p>Vega spectrum from calspec database.<ul><li><a href="https://ui.adsabs.harvard.edu/abs/2014PASP..126..711B/abstract" target="_blank">Bohlin, Gordon, & Tremblay (2014)</a>.<li><a href="https://www.stsci.edu/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/calspec" target="_blank">STScI current calspec</a>.<li><a href="morefiles/vega.dat" target="_blank">Vega spectrum file</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=21644.580397951&id=Paranal/HAWKI.BrGamma><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=21643.39183826&id=Paranal/HAWKI.BrGamma><p><u>More info:</u><p>Vega spectrum from calspec database.<ul><li><a href="https://ui.adsabs.harvard.edu/abs/2014PASP..126..711B/abstract" target="_blank">Bohlin, Gordon, & Tremblay (2014)</a>.<li><a href="https://www.stsci.edu/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/calspec" target="_blank">STScI current calspec</a>.<li><a href="morefiles/vega.dat" target="_blank">Vega spectrum file</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=298.92100269697,21647.358305784,0.772385&id=Paranal/HAWKI.BrGamma><p><u>Property info:</u><ul><li><b>Unit</b>:Angstrom<li><b>UCD</b>:instr.bandwidth<li><b>Utype</b>: <i>photdm:PhotometryFilter.bandwidth.extent.value</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/extlaw.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><img src="images/sun.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://ui.adsabs.harvard.edu/abs/2014PASP..126..711B/abstract" target="_blank">Bohlin, Gordon, & Tremblay (2014)</a>.<li><a href="https://www.stsci.edu/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/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.<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://ui.adsabs.harvard.edu/abs/2014PASP..126..711B/abstract" target="_blank">Bohlin, Gordon, & Tremblay (2014)</a>.<li><a href="https://www.stsci.edu/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/calspec" target="_blank">STScI current calspec</a>.<li><a href="morefiles/vega.dat" target="_blank">Vega spectrum file</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}
