TNG :Telescopio Nazionale Galileo TNG/OIG :The Optical Imager Galileo (OIG) is a CCD camera for direct imaging at optical wavelengths (between 0.32 and 1.1 microns) for the TNG.id:TNG/OIG.a → GaiaXPy base XML file. You can download here the GaiaXPy base XML file for the full TNG/OIG filter set. Please, take a look to the GaiaXPy web page and additional documentation for more information. |
| TNG/OIG.SDSS_u | 3464.90 | 3485.18 | 3506.65 | 2969.69 | 3990.75 | 641.42 | 1421.00 | 3.55e-9 | TNG | OIG | OIG SDSS u' | | TNG/OIG.SDSS_u | Filter Description | Filter ID (?) : | TNG/OIG.SDSS_u |
| Description (?) : | OIG SDSS u' |
| Phot.System (?) : | OIG |
| Detector Type (?) : | Energy counter |
| Band Name (?) : | u |
| Obs. Facility (?) : | TNG |
| Instrument (?) : | OIG |
| Comments (?) : | ------ |
| | Mathematical properties | Property | Calculated | Specified | Unit | | λref (?) : |
3464.90 | ------- | (Angstrom) |
| λmean (?) : |
3485.18 | ------- | (Angstrom) |
| λcen (?) : |
3485.13 | ------- | (Angstrom) |
| λeff (?) : |
3506.65 | ------- | (Angstrom) |
| λpeak (?) : |
3545.00 | ------- | (Angstrom) |
| λpivot (?) : |
3464.90 | ------- | (Angstrom) |
| λphot (?) : |
3521.92 | ------- | (Angstrom) |
| λmin (?) : |
2969.69 | ------- | (Angstrom) |
| λmax (?) : |
3990.75 | ------- | (Angstrom) |
| Weff (?) : |
641.42 | ------- | (Angstrom) |
| FWHM (?) : |
673.09 | ------- | (Angstrom) |
| Af/AV (?) : |
1.64 | ------- | () |
| Fsun (?) : |
97.07 | ------- | (erg/cm2/s/A) |
| Transmission
Data file: ascii, VOTable Reference for filter response:
TNG Transmission components: Filterid:TNG/OIG.SDSS_u
You can download here the GaiaXPy base XML file for the full TNG/OIG filter set.
Please, take a look to GaiaXPy documentation for more information. - GaiaXPy base XML file. | | Calibration properties
Vega System | Property | Specified | Calculated | Unit | | Zero Point (?) : |
------- |
3.5484e-9 | (erg/cm2/s/A) |
| |
------- |
1421.00 | (Jy) |
| ZP Type (?) : |
Pogson |
| PhotCal ID (?) : |
TNG/OIG.SDSS_u/Vega |
| |
AB System | Property | Specified | Calculated | Unit | | Zero Point (?) : |
------- |
9.06704e-9 | (erg/cm2/s/A) |
| |
------- |
3631.00 | (Jy) |
| ZP Type (?) : |
Pogson |
| PhotCal ID (?) : |
TNG/OIG.SDSS_u/AB |
| |
ST System | Property | Specified | Calculated | Unit | | Zero Point (?) : |
------- |
3.631e-9 | (erg/cm2/s/A) |
| |
------- |
1454.08 | (Jy) |
| ZP Type (?) : |
Pogson |
| PhotCal ID (?) : |
TNG/OIG.SDSS_u/ST |
| |
|
Filter added: 2011-10-18 08:51:10
Last update: 2021-07-27 20:41:24 | | TNG/OIG.U | 3728.42 | 3735.80 | 3782.01 | 3500.00 | 4146.30 | 406.24 | 2116.83 | 4.57e-9 | TNG | OIG | OIG U | | TNG/OIG.B | 4367.37 | 4413.25 | 4359.86 | 3600.00 | 5788.57 | 1025.73 | 4129.39 | 6.49e-9 | TNG | OIG | OIG B | | TNG/OIG.SDSS_g | 4717.83 | 4776.23 | 4677.63 | 3901.19 | 5624.76 | 1400.53 | 4020.87 | 5.42e-9 | TNG | OIG | OIG SDSS g' | | TNG/OIG.V | 5353.79 | 5382.60 | 5332.15 | 4727.79 | 6415.00 | 920.54 | 3668.21 | 3.84e-9 | TNG | OIG | OIG V | | TNG/OIG.SDSS_r | 6167.75 | 6202.71 | 6127.49 | 5378.69 | 7036.05 | 1265.30 | 3189.90 | 2.51e-9 | TNG | OIG | OIG SDSS r' | | TNG/OIG.R | 6342.77 | 6414.74 | 6271.52 | 5477.50 | 8597.28 | 1335.09 | 3123.68 | 2.33e-9 | TNG | OIG | OIG R | | TNG/OIG.SDSS_i | 7653.91 | 7688.14 | 7615.98 | 6805.84 | 8588.52 | 1397.96 | 2530.63 | 1.3e-9 | TNG | OIG | OIG SDSS i' | | TNG/OIG.SDSS_z | 9957.61 | 10129.05 | 9801.45 | 8147.20 | 12000.00 | 3644.33 | 2074.29 | 6.27e-10 | TNG | OIG | OIG SDSS z' |
|
| 
 ≡ 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=3485.1827797896&id=TNG/OIG.SDSS_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=leff&val=3506.6490670775&id=TNG/OIG.SDSS_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=3464.9006784386&id=TNG/OIG.SDSS_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=3521.9202017312&id=TNG/OIG.SDSS_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=641.41827730425,3485.126349305,0.794044&id=TNG/OIG.SDSS_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.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}
