LaSilla :La Silla ESO Observatory LaSilla/EFOSC :EFOSC2, or the ESO Faint Object Spectrograph and Camera (v.2) to give its full name, is a very versatile instrument for low resolution spectroscopy and imaging.id:LaSilla/EFOSC.a → GaiaXPy base XML file. You can download here the GaiaXPy base XML file for the full LaSilla/EFOSC filter set. Please, take a look to the GaiaXPy web page and additional documentation for more information. |
| LaSilla/EFOSC.ESO640 | 3536.17 | 3549.61 | 3572.67 | 3102.09 | 3980.28 | 496.63 | 1478.30 | 3.54e-9 | La Silla | EFOSC | EFOSC ESO#640, Bessell U | | LaSilla/EFOSC.ESO639 | 4335.95 | 4377.94 | 4344.09 | 3592.42 | 5738.27 | 1006.84 | 3954.06 | 6.31e-9 | La Silla | EFOSC | EFOSC ESO#639, Bessell B | | LaSilla/EFOSC.ESO724 | 4361.75 | 4471.24 | 4442.37 | 3220.51 | 5814.91 | 1615.45 | 3420.53 | 5.39e-9 | La Silla | EFOSC | EFOSC ESO#724, Tyson B | | LaSilla/EFOSC.ESO724 | Filter Description | Filter ID (?) : | LaSilla/EFOSC.ESO724 |
| Description (?) : | EFOSC ESO#724, Tyson B |
| Phot.System (?) : | EFOSC |
| Detector Type (?) : | Energy counter |
| Band Name (?) : | B |
| Obs. Facility (?) : | La Silla |
| Instrument (?) : | EFOSC |
| Comments (?) : | ------ |
| | Mathematical properties | Property | Calculated | Specified | Unit | | λref (?) : |
4361.75 | ------- | (Angstrom) |
| λmean (?) : |
4471.24 | ------- | (Angstrom) |
| λcen (?) : |
4444.59 | ------- | (Angstrom) |
| λeff (?) : |
4442.37 | ------- | (Angstrom) |
| λpeak (?) : |
4440.00 | ------- | (Angstrom) |
| λpivot (?) : |
4361.75 | ------- | (Angstrom) |
| λphot (?) : |
4499.10 | ------- | (Angstrom) |
| λmin (?) : |
3220.51 | ------- | (Angstrom) |
| λmax (?) : |
5814.91 | ------- | (Angstrom) |
| Weff (?) : |
1615.45 | ------- | (Angstrom) |
| FWHM (?) : |
1837.69 | ------- | (Angstrom) |
| Af/AV (?) : |
1.31 | ------- | () |
| Fsun (?) : |
167.97 | ------- | (erg/cm2/s/A) |
| Transmission
Data file: ascii, VOTable Reference for filter response:
ESO Filter information Transmission components: Filterid:LaSilla/EFOSC.ESO724
You can download here the GaiaXPy base XML file for the full LaSilla/EFOSC 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 (?) : |
------- |
5.39003e-9 | (erg/cm2/s/A) |
| |
------- |
3420.53 | (Jy) |
| ZP Type (?) : |
Pogson |
| PhotCal ID (?) : |
LaSilla/EFOSC.ESO724/Vega |
| |
AB System | Property | Specified | Calculated | Unit | | Zero Point (?) : |
------- |
5.72169e-9 | (erg/cm2/s/A) |
| |
------- |
3631.00 | (Jy) |
| ZP Type (?) : |
Pogson |
| PhotCal ID (?) : |
LaSilla/EFOSC.ESO724/AB |
| |
ST System | Property | Specified | Calculated | Unit | | Zero Point (?) : |
------- |
3.631e-9 | (erg/cm2/s/A) |
| |
------- |
2304.24 | (Jy) |
| ZP Type (?) : |
Pogson |
| PhotCal ID (?) : |
LaSilla/EFOSC.ESO724/ST |
| |
|
Filter added: 2011-10-18 05:43:13
Last update: 2021-07-27 20:06:56 | | LaSilla/EFOSC.ESO743 | 4771.18 | 4771.39 | 4770.68 | 4693.49 | 4850.88 | 74.14 | 4110.67 | 5.41e-9 | La Silla | EFOSC | EFOSC ESO#743, Hβ Cont | | LaSilla/EFOSC.ESO742 | 4859.97 | 4860.18 | 4859.23 | 4777.52 | 4941.95 | 74.61 | 3225.19 | 4.09e-9 | La Silla | EFOSC | EFOSC ESO#742, Hβ | | LaSilla/EFOSC.ESO687 | 5004.22 | 5004.35 | 5004.09 | 4941.24 | 5074.24 | 57.31 | 3957.03 | 4.74e-9 | La Silla | EFOSC | EFOSC ESO#687, OIII | | LaSilla/EFOSC.ESO782 | 5114.66 | 5130.84 | 5105.00 | 4657.90 | 5610.02 | 788.29 | 3778.23 | 4.33e-9 | La Silla | EFOSC | EFOSC ESO#782, Gunn g | | LaSilla/EFOSC.ESO641 | 5498.96 | 5545.59 | 5457.67 | 4754.19 | 7011.30 | 1143.23 | 3601.02 | 3.57e-9 | La Silla | EFOSC | EFOSC ESO#641, Bessell V | | LaSilla/EFOSC.ESO692 | 6558.30 | 6558.41 | 6557.42 | 6490.00 | 6624.84 | 63.91 | 2505.76 | 1.75e-9 | La Silla | EFOSC | EFOSC ESO#692, Halpha | | LaSilla/EFOSC.ESO642 | 6518.64 | 6627.86 | 6414.35 | 5472.46 | 9366.93 | 1719.98 | 3042.75 | 2.15e-9 | La Silla | EFOSC | EFOSC ESO#642, Bessell R | | LaSilla/EFOSC.ESO709 | 6644.61 | 6644.75 | 6644.76 | 6568.52 | 6718.30 | 73.22 | 2919.08 | 1.98e-9 | La Silla | EFOSC | EFOSC ESO#709, Halpha Red | | LaSilla/EFOSC.ESO784 | 6677.40 | 6698.32 | 6656.65 | 6038.47 | 7364.71 | 953.75 | 2906.77 | 1.95e-9 | La Silla | EFOSC | EFOSC ESO#784, Gunn r | | LaSilla/EFOSC.ESO700 | 6730.03 | 6730.12 | 6729.93 | 6670.00 | 6793.46 | 60.80 | 2913.19 | 1.93e-9 | La Silla | EFOSC | EFOSC ESO#700, [SII] | | LaSilla/EFOSC.ESO705 | 7983.20 | 8018.49 | 7946.21 | 7141.24 | 8920.26 | 1413.68 | 2415.71 | 1.14e-9 | La Silla | EFOSC | EFOSC ESO#705, Gunn i |
|
| 
 ≡ 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=4471.2443657258&id=LaSilla/EFOSC.ESO724><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=4442.3749416207&id=LaSilla/EFOSC.ESO724><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=4361.7543784062&id=LaSilla/EFOSC.ESO724><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=4499.096792391&id=LaSilla/EFOSC.ESO724><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=1615.4522006391,4444.5947945682,0.81952&id=LaSilla/EFOSC.ESO724><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}
