Gemini :Gemini Observatory Gemini/GMOS-S :Filters used in the Gemini Multi-Object Spectrograph (GMOS) in Gemini South |
| Gemini/GMOS-S.u | 3596.73 | 3611.90 | 3658.17 | 3102.22 | 4083.78 | 544.06 | 1733.68 | 3.88e-9 | Gemini | GMOS-S | GMOS-S u, G0332 | | Gemini/GMOS-S.u | Filter Description | Filter ID (?) : | Gemini/GMOS-S.u |
| Description (?) : | GMOS-S u, G0332 |
| Phot.System (?) : | GMOS-S |
| Detector Type (?) : | Energy counter |
| Band Name (?) : | u |
| Obs. Facility (?) : | Gemini |
| Instrument (?) : | GMOS-S |
| Comments (?) : | ------ |
| | Mathematical properties | Property | Calculated | Specified | Unit | | λref (?) : |
3596.73 | ------- | (Angstrom) |
| λmean (?) : |
3611.90 | ------- | (Angstrom) |
| λcen (?) : |
3615.07 | ------- | (Angstrom) |
| λeff (?) : |
3658.17 | ------- | (Angstrom) |
| λpeak (?) : |
3660.00 | ------- | (Angstrom) |
| λpivot (?) : |
3596.73 | ------- | (Angstrom) |
| λphot (?) : |
3669.41 | ------- | (Angstrom) |
| λmin (?) : |
3102.22 | ------- | (Angstrom) |
| λmax (?) : |
4083.78 | ------- | (Angstrom) |
| Weff (?) : |
544.06 | ------- | (Angstrom) |
| FWHM (?) : |
557.47 | ------- | (Angstrom) |
| Af/AV (?) : |
1.56 | ------- | () |
| Fsun (?) : |
104.09 | ------- | (erg/cm2/s/A) |
| Transmission
Data file: ascii, VOTable Reference for filter response:
Gemini: GMOS Transmission components: Filter | | Calibration properties
Vega System | Property | Specified | Calculated | Unit | | Zero Point (?) : |
------- |
3.88384e-9 | (erg/cm2/s/A) |
| |
------- |
1733.68 | (Jy) |
| ZP Type (?) : |
Pogson |
| PhotCal ID (?) : |
Gemini/GMOS-S.u/Vega |
| |
AB System | Property | Specified | Calculated | Unit | | Zero Point (?) : |
------- |
8.13429e-9 | (erg/cm2/s/A) |
| |
------- |
3631.00 | (Jy) |
| ZP Type (?) : |
Pogson |
| PhotCal ID (?) : |
Gemini/GMOS-S.u/AB |
| |
ST System | Property | Specified | Calculated | Unit | | Zero Point (?) : |
------- |
3.631e-9 | (erg/cm2/s/A) |
| |
------- |
1620.81 | (Jy) |
| ZP Type (?) : |
Pogson |
| PhotCal ID (?) : |
Gemini/GMOS-S.u/ST |
| |
|
Filter added: 2011-10-18 04:39:20
Last update: 2020-12-10 16:29:12 | | Gemini/GMOS-S.HeII | 4695.24 | 4695.48 | 4694.99 | 4612.65 | 4776.70 | 76.58 | 4206.54 | 5.72e-9 | Gemini | GMOS-S | GMOS-S HeII, G0340 | | Gemini/GMOS-S.g | 4682.32 | 4744.93 | 4643.55 | 3864.10 | 5619.90 | 1446.43 | 3941.56 | 5.48e-9 | Gemini | GMOS-S | GMOS-S g, G0325 | | Gemini/GMOS-S.HeIIC | 4787.21 | 4787.45 | 4786.23 | 4699.78 | 4876.22 | 78.63 | 4040.29 | 5.29e-9 | Gemini | GMOS-S | GMOS-S HeIIC, G0341 | | Gemini/GMOS-S.OIII | 4987.76 | 4987.84 | 4987.68 | 4940.52 | 5037.30 | 45.19 | 3969.48 | 4.78e-9 | Gemini | GMOS-S | GMOS-S OIII, G0338 | | Gemini/GMOS-S.OIIIC | 5137.09 | 5137.38 | 5136.65 | 5045.36 | 5240.64 | 90.22 | 3852.64 | 4.38e-9 | Gemini | GMOS-S | GMOS-S OIIIC, G0339 | | Gemini/GMOS-S.r | 6289.22 | 6330.15 | 6244.66 | 5476.80 | 7211.20 | 1364.96 | 3093.67 | 2.38e-9 | Gemini | GMOS-S | GMOS-S r, G0326 | | Gemini/GMOS-S.Ha | 6566.84 | 6566.98 | 6567.02 | 6496.73 | 6638.54 | 72.91 | 2522.58 | 1.75e-9 | Gemini | GMOS-S | GMOS-S Ha, G0336 | | Gemini/GMOS-S.HaC | 6617.03 | 6617.16 | 6618.09 | 6547.12 | 6694.88 | 72.36 | 2859.35 | 1.96e-9 | Gemini | GMOS-S | GMOS-S HaC, G0337 | | Gemini/GMOS-S.SII | 6717.19 | 6717.25 | 6717.12 | 6666.57 | 6770.15 | 45.63 | 2934.29 | 1.95e-9 | Gemini | GMOS-S | GMOS-S SII, G0335 | | Gemini/GMOS-S.OVIC | 6784.66 | 6784.75 | 6784.58 | 6727.49 | 6842.57 | 53.42 | 2906.12 | 1.89e-9 | Gemini | GMOS-S | GMOS-S OVIC, G0348 | | Gemini/GMOS-S.OVI | 6840.31 | 6840.40 | 6840.22 | 6782.26 | 6899.13 | 54.40 | 2881.04 | 1.85e-9 | Gemini | GMOS-S | GMOS-S OVI, G0347 | | Gemini/GMOS-S.i | 7757.66 | 7792.44 | 7719.34 | 6881.46 | 8646.54 | 1421.40 | 2490.47 | 1.25e-9 | Gemini | GMOS-S | GMOS-S i, G0302 | | Gemini/GMOS-S.CaT | 8520.84 | 8563.10 | 8492.58 | 7381.38 | 9768.62 | 1538.12 | 2311.30 | 9.61e-10 | Gemini | GMOS-S | GMOS-S CaT, G0333 | | Gemini/GMOS-S.Zc | 8766.08 | 8778.77 | 8764.01 | 8135.04 | 9468.82 | 870.80 | 2265.73 | 8.84e-10 | Gemini | GMOS-S | GMOS-S Y, G0343 | | Gemini/GMOS-S.z | 9193.11 | 9225.92 | 9181.01 | 8223.52 | 10000.00 | 1531.01 | 2247.92 | 8.0e-10 | Gemini | GMOS-S | GMOS-S z, G0328 | | Gemini/GMOS-S.Y | 10259.41 | 10272.98 | 10244.27 | 9610.79 | 11005.91 | 994.45 | 2071.24 | 5.92e-10 | Gemini | GMOS-S | GMOS-S Y, G0344 |
|
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 ≡ 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://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.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=3611.90373976&id=Gemini/GMOS-S.u><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=3658.16834493&id=Gemini/GMOS-S.u><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=3596.7288842734&id=Gemini/GMOS-S.u><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=3669.4101441&id=Gemini/GMOS-S.u><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=544.061756602,3615.06666667,0.611&id=Gemini/GMOS-S.u><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><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://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}
