CTIO :Cerro Tololo Inter-American Observatory CTIO/SMARTS :The CTIO/SMARTS 0.9m telescope is currently equipped with a optical imaging camera with a field of 16.8 arcmin and pixels 0.401 arcsec on the sky.id:CTIO/SMARTS.a → GaiaXPy base XML file. You can download here the GaiaXPy base XML file for the full CTIO/SMARTS filter set. Please, take a look to the GaiaXPy web page and additional documentation for more information. |
| CTIO/SMARTS.B1 | 4203.68 | 4243.29 | 4250.53 | 3468.22 | 5174.32 | 1004.41 | 3643.96 | 6.18e-9 | CTIO | SMARTS | SMARTS 0.9 tel B set 1 filter | | CTIO/SMARTS.B3 | 4203.52 | 4243.35 | 4250.09 | 3467.20 | 5181.84 | 1013.40 | 3644.39 | 6.18e-9 | CTIO | SMARTS | SMARTS 0.9 tel. B set 3 filter | | CTIO/SMARTS.B2 | 4203.83 | 4243.85 | 4251.11 | 3445.81 | 5172.92 | 986.45 | 3644.69 | 6.18e-9 | CTIO | SMARTS | SMARTS 0.9 tel. B set 2 filter | | CTIO/SMARTS.V2 | 5496.35 | 5534.08 | 5460.81 | 4790.46 | 6700.00 | 997.50 | 3617.17 | 3.59e-9 | CTIO | SMARTS | SMARTS 0.9 tel. V set 2 filter | | CTIO/SMARTS.V1 | 5509.65 | 5546.07 | 5474.32 | 4843.03 | 6745.90 | 1042.23 | 3614.52 | 3.57e-9 | CTIO | SMARTS | SMARTS 0.9 tel. V set 1 filter | | CTIO/SMARTS.V3 | 5636.05 | 5682.99 | 5589.35 | 4885.44 | 7050.00 | 1203.82 | 3536.34 | 3.34e-9 | CTIO | SMARTS | SMARTS 0.9 tel. V set 3 filter | | CTIO/SMARTS.R2 | 6559.36 | 6652.83 | 6468.16 | 5546.03 | 9074.40 | 1631.83 | 3015.16 | 2.1e-9 | CTIO | SMARTS | SMARTS 0.9 tel. R set 2 filter | | CTIO/SMARTS.R3 | 6559.36 | 6652.83 | 6468.16 | 5546.03 | 9074.40 | 1631.83 | 3015.16 | 2.1e-9 | CTIO | SMARTS | SMARTS 0.9 tel. R set 3 filter | | CTIO/SMARTS.R1 | 6572.12 | 6667.98 | 6479.14 | 5600.00 | 9100.00 | 1647.24 | 3009.65 | 2.09e-9 | CTIO | SMARTS | SMARTS 0.9 tel. R set 1 filter | | CTIO/SMARTS.Kc1 | 8027.71 | 8059.93 | 7991.62 | 7150.38 | 8930.48 | 1335.87 | 2392.40 | 1.11e-9 | CTIO | SMARTS | SMARTS 0.9 tel. Kc set 1 filter | | CTIO/SMARTS.Kc3 | 8095.59 | 8131.54 | 8058.39 | 7155.48 | 9393.90 | 1375.81 | 2377.78 | 1.09e-9 | CTIO | SMARTS | SMARTS 0.9 tel. Kc set 3 filter | | CTIO/SMARTS.Kc2 | 8096.90 | 8133.13 | 8059.55 | 7151.73 | 9406.40 | 1377.91 | 2377.82 | 1.09e-9 | CTIO | SMARTS | SMARTS 0.9 tel. Kc set 2 filter | | CTIO/SMARTS.Kc2 | Filter Description | Filter ID (?) : | CTIO/SMARTS.Kc2 |
| Description (?) : | SMARTS 0.9 tel. Kc set 2 filter |
| Phot.System (?) : | SMARTS |
| Detector Type (?) : | Photon counter |
| Band Name (?) : | ------ |
| Obs. Facility (?) : | CTIO |
| Instrument (?) : | SMARTS |
| Comments (?) : | ------ |
| | Mathematical properties | Property | Calculated | Specified | Unit | | λref (?) : |
8096.90 | ------- | (Angstrom) |
| λmean (?) : |
8133.13 | ------- | (Angstrom) |
| λcen (?) : |
8122.13 | ------- | (Angstrom) |
| λeff (?) : |
8059.55 | ------- | (Angstrom) |
| λpeak (?) : |
8200.00 | ------- | (Angstrom) |
| λpivot (?) : |
8096.90 | ------- | (Angstrom) |
| λphot (?) : |
8083.96 | ------- | (Angstrom) |
| λmin (?) : |
7151.73 | ------- | (Angstrom) |
| λmax (?) : |
9406.40 | ------- | (Angstrom) |
| Weff (?) : |
1377.91 | ------- | (Angstrom) |
| FWHM (?) : |
1397.39 | ------- | (Angstrom) |
| Af/AV (?) : |
0.596 | ------- | () |
| Fsun (?) : |
110.17 | ------- | (erg/cm2/s/A) |
| Transmission
Data file: ascii, VOTable Reference for filter response:
SMARTS Transmission components: Filterid:CTIO/SMARTS.Kc2
You can download here the GaiaXPy base XML file for the full CTIO/SMARTS 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 (?) : |
------- |
1.08733e-9 | (erg/cm2/s/A) |
| |
------- |
2377.82 | (Jy) |
| ZP Type (?) : |
Pogson |
| PhotCal ID (?) : |
CTIO/SMARTS.Kc2/Vega |
| |
AB System | Property | Specified | Calculated | Unit | | Zero Point (?) : |
------- |
1.66039e-9 | (erg/cm2/s/A) |
| |
------- |
3631.00 | (Jy) |
| ZP Type (?) : |
Pogson |
| PhotCal ID (?) : |
CTIO/SMARTS.Kc2/AB |
| |
ST System | Property | Specified | Calculated | Unit | | Zero Point (?) : |
------- |
3.631e-9 | (erg/cm2/s/A) |
| |
------- |
7940.40 | (Jy) |
| ZP Type (?) : |
Pogson |
| PhotCal ID (?) : |
CTIO/SMARTS.Kc2/ST |
| |
|
Filter added: 2021-04-12 12:32:56
Last update: 2021-07-27 18:59:50 |
|
| 
 ≡ 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=8133.1328338569&id=CTIO/SMARTS.Kc2><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=8059.5477854064&id=CTIO/SMARTS.Kc2><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=8096.8957273268&id=CTIO/SMARTS.Kc2><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=8083.956384145&id=CTIO/SMARTS.Kc2><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=1377.9083161301,8122.1337905279,1&id=CTIO/SMARTS.Kc2><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}
