CTIO :Cerro Tololo Inter-American Observatory CTIO/Spartan :The Spartan Infrared Camera is a near-IR imager combining a wide field with high angular resolution.id:CTIO/Spartan.a |
| CTIO/Spartan.Y | 10188.69 | 10202.68 | 10171.32 | 9549.20 | 10826.20 | 971.43 | 2087.86 | 6.03e-10 | CTIO | Spartan | Spartan Y filter | | CTIO/Spartan.HeI | 10827.60 | 10827.74 | 10827.18 | 10742.53 | 10917.97 | 93.45 | 1901.06 | 4.86e-10 | CTIO | Spartan | Spartan HeI filter | | CTIO/Spartan.J | 12324.58 | 12360.95 | 12272.76 | 11201.86 | 13552.61 | 1801.17 | 1577.62 | 3.11e-10 | CTIO | Spartan | Spartan J filter | | CTIO/Spartan.H | 16253.21 | 16318.08 | 16171.47 | 14656.73 | 18059.17 | 2835.98 | 1036.45 | 1.18e-10 | CTIO | Spartan | Spartan H filter | | CTIO/Spartan.FeII | 16404.05 | 16404.24 | 16403.33 | 16281.77 | 16531.88 | 145.17 | 967.24 | 1.08e-10 | CTIO | Spartan | Spartan FeII filter | | CTIO/Spartan.Cont1 | 20407.38 | 20408.14 | 20406.24 | 20139.55 | 20689.25 | 316.96 | 723.25 | 5.21e-11 | CTIO | Spartan | Spartan Cont1 filter | | CTIO/Spartan.HeICIV | 20653.39 | 20654.08 | 20652.35 | 20386.20 | 20937.36 | 292.04 | 708.17 | 4.98e-11 | CTIO | Spartan | Spartan HeI / CIV filter | | CTIO/Spartan.H2 | 21164.13 | 21164.85 | 21162.98 | 20882.02 | 21446.48 | 311.70 | 677.77 | 4.54e-11 | CTIO | Spartan | Spartan H2 filter | | CTIO/Spartan.Cont2 | 21399.83 | 21400.54 | 21398.27 | 21127.12 | 21688.60 | 306.54 | 662.26 | 4.34e-11 | CTIO | Spartan | Spartan Cont2 filter | | CTIO/Spartan.K | 21427.50 | 21484.95 | 21340.90 | 19626.93 | 23448.35 | 2967.97 | 665.98 | 4.35e-11 | CTIO | Spartan | Spartan K filter | | CTIO/Spartan.K | Filter Description | Filter ID (?) : | CTIO/Spartan.K |
| Description (?) : | Spartan K filter |
| Phot.System (?) : | ------ |
| Detector Type (?) : | Energy counter |
| Band Name (?) : | K |
| Obs. Facility (?) : | CTIO |
| Instrument (?) : | Spartan |
| Comments (?) : | ------ |
| | Mathematical properties | Property | Calculated | Specified | Unit | | λref (?) : |
21427.50 | ------- | (Angstrom) |
| λmean (?) : |
21484.95 | ------- | (Angstrom) |
| λcen (?) : |
21498.85 | ------- | (Angstrom) |
| λeff (?) : |
21340.90 | ------- | (Angstrom) |
| λpeak (?) : |
20285.28 | ------- | (Angstrom) |
| λpivot (?) : |
21427.50 | ------- | (Angstrom) |
| λphot (?) : |
21378.92 | ------- | (Angstrom) |
| λmin (?) : |
19626.93 | ------- | (Angstrom) |
| λmax (?) : |
23448.35 | ------- | (Angstrom) |
| Weff (?) : |
2967.97 | ------- | (Angstrom) |
| FWHM (?) : |
3054.75 | ------- | (Angstrom) |
| Af/AV (?) : |
0.126 | ------- | () |
| Fsun (?) : |
9.07 | ------- | (erg/cm2/s/A) |
| Transmission
Data file: ascii, VOTable Reference for filter response:
Spartan Infrared Cameraid:CTIO/Spartan.K | | Calibration properties
Vega System | Property | Specified | Calculated | Unit | | Zero Point (?) : |
------- |
4.34847e-11 | (erg/cm2/s/A) |
| |
------- |
665.98 | (Jy) |
| ZP Type (?) : |
Pogson |
| PhotCal ID (?) : |
CTIO/Spartan.K/Vega |
| |
AB System | Property | Specified | Calculated | Unit | | Zero Point (?) : |
------- |
2.37085e-10 | (erg/cm2/s/A) |
| |
------- |
3631.00 | (Jy) |
| ZP Type (?) : |
Pogson |
| PhotCal ID (?) : |
CTIO/Spartan.K/AB |
| |
ST System | Property | Specified | Calculated | Unit | | Zero Point (?) : |
------- |
3.631e-9 | (erg/cm2/s/A) |
| |
------- |
55609.42 | (Jy) |
| ZP Type (?) : |
Pogson |
| PhotCal ID (?) : |
CTIO/Spartan.K/ST |
| |
|
Filter added: 2017-08-05 15:33:14
Last update: 2021-07-27 19:00:22 | | CTIO/Spartan.Brg | 21620.50 | 21620.80 | 21618.31 | 21442.47 | 21801.26 | 209.13 | 617.32 | 3.96e-11 | CTIO | Spartan | Spartan Br gamma filter | | CTIO/Spartan.Cont3 | 22079.35 | 22080.08 | 22078.31 | 21796.56 | 22366.78 | 320.51 | 629.15 | 3.87e-11 | CTIO | Spartan | Spartan Cont3 filter | | CTIO/Spartan.CO | 23309.33 | 23312.27 | 23304.98 | 22799.27 | 23826.10 | 714.98 | 572.80 | 3.16e-11 | CTIO | Spartan | Spartan CO filter |
|
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 ≡ 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=21484.952613211&id=CTIO/Spartan.K><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=21340.90100848&id=CTIO/Spartan.K><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=21427.49548315&id=CTIO/Spartan.K><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=21378.923213427&id=CTIO/Spartan.K><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=2967.9725606203,21498.84825,0.94&id=CTIO/Spartan.K><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}
