WIYN :WIYN 3.5m Observatory WIYN/NESSI :The NN-Explore Exoplanet Stellar Speckle Imager, or NESSI, utilizes two electron-multiplying CCD cameras to simultaneously capture speckle images in two channels split by a dichroic at 686.4nm.id:WIYN/NESSI.a → GaiaXPy base XML file. You can download here the GaiaXPy base XML file for the full WIYN/NESSI filter set. Please, take a look to the GaiaXPy web page and additional documentation for more information. |
| WIYN/NESSI.u_filter | 3529.39 | 3539.63 | 3552.99 | 3149.40 | 3940.67 | 435.09 | 1411.59 | 3.4e-9 | WIYN | NESSI | NESSI sdss u band (filter only) | | WIYN/NESSI.u | 3571.76 | 3581.87 | 3602.32 | 3162.91 | 3952.62 | 388.91 | 1493.19 | 3.51e-9 | WIYN | NESSI | NESSI sdss u band (filter+ccd) | | WIYN/NESSI.NB467_filter | 4668.77 | 4673.96 | 4657.28 | 4435.82 | 4907.67 | 427.03 | 4080.80 | 5.61e-9 | WIYN | NESSI | NESSI sdss NB467 band (filter only) | | WIYN/NESSI.NB467 | 4675.30 | 4680.46 | 4663.54 | 4436.20 | 4907.71 | 398.53 | 4065.40 | 5.58e-9 | WIYN | NESSI | NESSI sdss NB467 band (filter+ccd) | | WIYN/NESSI.g_filter | 4786.04 | 4845.93 | 4742.85 | 3922.02 | 5639.56 | 1348.16 | 3990.46 | 5.22e-9 | WIYN | NESSI | NESSI sdss g band (filter only) | | WIYN/NESSI.g | 4846.92 | 4902.57 | 4805.25 | 3931.57 | 5639.66 | 1198.45 | 3961.80 | 5.06e-9 | WIYN | NESSI | NESSI sdss g band (filter+ccd) | | WIYN/NESSI.NB562 | 5621.43 | 5625.68 | 5617.26 | 5384.11 | 5857.93 | 421.65 | 3529.91 | 3.35e-9 | WIYN | NESSI | NESSI sdss NB562 band (filter+ccd) | | WIYN/NESSI.NB562_filter | 5621.54 | 5625.79 | 5617.37 | 5384.11 | 5857.94 | 420.66 | 3529.84 | 3.35e-9 | WIYN | NESSI | NESSI sdss NB562 band (filter only) | | WIYN/NESSI.r | 6182.95 | 6225.49 | 6135.05 | 5355.44 | 7012.68 | 1333.87 | 3186.87 | 2.5e-9 | WIYN | NESSI | NESSI sdss r band (filter+ccd) | | WIYN/NESSI.r_filter | 6191.42 | 6234.11 | 6143.27 | 5357.11 | 7013.29 | 1286.33 | 3181.86 | 2.49e-9 | WIYN | NESSI | NESSI sdss r band (filter only) | | WIYN/NESSI.NB716 | 7154.70 | 7159.39 | 7149.56 | 6872.18 | 7453.00 | 511.81 | 2725.33 | 1.6e-9 | WIYN | NESSI | NESSI sdss NB716 band (filter+ccd) | | WIYN/NESSI.NB716_filter | 7158.33 | 7163.02 | 7153.18 | 6872.56 | 7453.40 | 501.72 | 2723.75 | 1.59e-9 | WIYN | NESSI | NESSI sdss NB716 band (filter only) | | WIYN/NESSI.i | 7580.71 | 7616.12 | 7541.74 | 6731.69 | 8433.68 | 1379.94 | 2559.71 | 1.34e-9 | WIYN | NESSI | NESSI sdss i band (filter+ccd) | | WIYN/NESSI.i_filter | 7628.83 | 7665.10 | 7588.52 | 6738.52 | 8436.73 | 1385.70 | 2541.30 | 1.31e-9 | WIYN | NESSI | NESSI sdss i band (filter only) | | WIYN/NESSI.NB832 | 8312.33 | 8314.80 | 8309.62 | 8098.73 | 8542.10 | 379.01 | 2285.39 | 9.92e-10 | WIYN | NESSI | NESSI sdss NB832 band (filter+ccd) | | WIYN/NESSI.NB832_filter | 8319.35 | 8321.83 | 8316.63 | 8099.06 | 8543.14 | 397.20 | 2283.17 | 9.89e-10 | WIYN | NESSI | NESSI sdss NB832 band (filter only) | | WIYN/NESSI.z | 8996.67 | 9043.08 | 8972.70 | 8226.99 | 10667.99 | 1210.33 | 2233.42 | 8.27e-10 | WIYN | NESSI | NESSI sdss z band (filter+ccd) | | WIYN/NESSI.z | Filter Description | Filter ID (?) : | WIYN/NESSI.z |
| Description (?) : | NESSI sdss z band (filter+ccd) |
| Phot.System (?) : | NESSI |
| Detector Type (?) : | Photon counter |
| Band Name (?) : | z |
| Obs. Facility (?) : | WIYN |
| Instrument (?) : | NESSI |
| Comments (?) : | ------ |
| | Mathematical properties | Property | Calculated | Specified | Unit | | λref (?) : |
8996.67 | ------- | (Angstrom) |
| λmean (?) : |
9043.08 | ------- | (Angstrom) |
| λcen (?) : |
8856.76 | ------- | (Angstrom) |
| λeff (?) : |
8972.70 | ------- | (Angstrom) |
| λpeak (?) : |
8495.00 | ------- | (Angstrom) |
| λpivot (?) : |
8996.67 | ------- | (Angstrom) |
| λphot (?) : |
9002.02 | ------- | (Angstrom) |
| λmin (?) : |
8226.99 | ------- | (Angstrom) |
| λmax (?) : |
10667.99 | ------- | (Angstrom) |
| Weff (?) : |
1210.33 | ------- | (Angstrom) |
| FWHM (?) : |
1144.62 | ------- | (Angstrom) |
| Af/AV (?) : |
0.508 | ------- | () |
| Fsun (?) : |
89.59 | ------- | (erg/cm2/s/A) |
| Transmission
Data file: ascii, VOTable Reference for filter response:
NESSI Transmission components: Filter + CCDid:WIYN/NESSI.z
You can download here the GaiaXPy base XML file for the full WIYN/NESSI 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 (?) : |
------- |
8.27233e-10 | (erg/cm2/s/A) |
| |
------- |
2233.42 | (Jy) |
| ZP Type (?) : |
Pogson |
| PhotCal ID (?) : |
WIYN/NESSI.z/Vega |
| |
AB System | Property | Specified | Calculated | Unit | | Zero Point (?) : |
------- |
1.34488e-9 | (erg/cm2/s/A) |
| |
------- |
3631.00 | (Jy) |
| ZP Type (?) : |
Pogson |
| PhotCal ID (?) : |
WIYN/NESSI.z/AB |
| |
ST System | Property | Specified | Calculated | Unit | | Zero Point (?) : |
------- |
3.631e-9 | (erg/cm2/s/A) |
| |
------- |
9803.23 | (Jy) |
| ZP Type (?) : |
Pogson |
| PhotCal ID (?) : |
WIYN/NESSI.z/ST |
| |
|
Filter added: 2020-07-03 23:39:44
Last update: 2021-07-27 20:46:51 | | WIYN/NESSI.z_filter | 9438.03 | 9510.98 | 9387.82 | 8232.11 | 10748.61 | 2095.96 | 2182.46 | 7.35e-10 | WIYN | NESSI | NESSI sdss g band (filter only) |
|
| 
 ≡ 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=9043.0838844198&id=WIYN/NESSI.z><p>Filter transmission is transformed to "<i>energy counter</i>" for these calculations, that is, the photon count transmission is multiplied by λ and normalized so that peak transmission is equal to 1.<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=8972.7023793381&id=WIYN/NESSI.z><p>Filter transmission is transformed to "<i>energy counter</i>" for these calculations, that is, the photon count transmission is multiplied by λ and normalized so that peak transmission is equal to 1.<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=8996.6695554391&id=WIYN/NESSI.z><p>Filter transmission is transformed to "<i>energy counter</i>" for these calculations, that is, the photon count transmission is multiplied by λ and normalized so that peak transmission is equal to 1.<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=9002.0154943993&id=WIYN/NESSI.z><p>Filter transmission is transformed to "<i>energy counter</i>" for these calculations, that is, the photon count transmission is multiplied by λ and normalized so that peak transmission is equal to 1.<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=1210.3315417279,8856.7635657864,1&id=WIYN/NESSI.z><p>Filter transmission is transformed to "<i>energy counter</i>" for these calculations, that is, the photon count transmission is multiplied by λ and normalized so that peak transmission is equal to 1.<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>Filter transmission is transformed to "<i>energy counter</i>" for these calculations, that is, the photon count transmission is multiplied by λ and normalized so that peak transmission is equal to 1.<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>Filter transmission is transformed to \"<i>energy counter</i>\" for these calculations, that is, the photon count transmission is multiplied by λ and normalized so that peak transmission is equal to 1.<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}
