NOAO :National Optical Astronomy Observatory NOAO/NEWFIRM :NEWFIRM, the NOAO Extremely Wide Field Infrared Imager, images a 28 x 28 arcmin field of view on the NOAO 4-m telescopes.id:NOAO/NEWFIRM.a |
| NOAO/NEWFIRM.J1 | 10459.27 | 10486.43 | 10422.10 | 9448.50 | 11535.27 | 1323.88 | 1988.15 | 5.45e-10 | Gemini,CTIO | NEWFIRM | NEWFIRM J1 filter | | NOAO/NEWFIRM.1056nm | 10566.73 | 10566.73 | 10566.72 | 10553.90 | 10580.84 | 8.87 | 1990.03 | 5.34e-10 | Gemini,CTIO | NEWFIRM | NEWFIRM 1056nm filter, raw data | | NOAO/NEWFIRM.1063nm | 10633.86 | 10633.86 | 10633.86 | 10620.60 | 10647.62 | 9.15 | 1971.30 | 5.23e-10 | Gemini,CTIO | NEWFIRM | NEWFIRM 1063nm filter, raw data | | NOAO/NEWFIRM.1187nm | 11869.04 | 11869.20 | 11868.84 | 11775.79 | 11965.06 | 113.38 | 1667.51 | 3.55e-10 | Gemini,CTIO | NEWFIRM | NEWFIRM 1187nm filter, room temp (298K) | | NOAO/NEWFIRM.J2 | 11946.07 | 11970.00 | 11913.50 | 10831.23 | 13010.67 | 1214.49 | 1658.16 | 3.48e-10 | Gemini,CTIO | NEWFIRM | NEWFIRM J2 filter | | NOAO/NEWFIRM.J2 | Filter Description | Filter ID (?) : | NOAO/NEWFIRM.J2 |
| Description (?) : | NEWFIRM J2 filter |
| Phot.System (?) : | NEWFIRM |
| Detector Type (?) : | Photon counter |
| Band Name (?) : | ------ |
| Obs. Facility (?) : | Gemini,CTIO |
| Instrument (?) : | NEWFIRM |
| Comments (?) : | Filter + 2MASS atmosphere (according to https://cosmos.astro.caltech.edu/page/filterset) |
| | Mathematical properties | Property | Calculated | Specified | Unit | | λref (?) : |
11946.07 | ------- | (Angstrom) |
| λmean (?) : |
11970.00 | ------- | (Angstrom) |
| λcen (?) : |
11894.35 | ------- | (Angstrom) |
| λeff (?) : |
11913.50 | ------- | (Angstrom) |
| λpeak (?) : |
12530.00 | ------- | (Angstrom) |
| λpivot (?) : |
11946.07 | ------- | (Angstrom) |
| λphot (?) : |
11929.73 | ------- | (Angstrom) |
| λmin (?) : |
10831.23 | ------- | (Angstrom) |
| λmax (?) : |
13010.67 | ------- | (Angstrom) |
| Weff (?) : |
1214.49 | ------- | (Angstrom) |
| FWHM (?) : |
1489.39 | ------- | (Angstrom) |
| Af/AV (?) : |
0.322 | ------- | () |
| Fsun (?) : |
49.41 | ------- | (erg/cm2/s/A) |
| Transmission
Data file: ascii, VOTable Reference for filter response:
https://cosmos.astro.caltech.edu/page/filterset) Transmission components: Filter + Atmosphereid:NOAO/NEWFIRM.J2 | | Calibration properties
Vega System | Property | Specified | Calculated | Unit | | Zero Point (?) : |
------- |
3.48335e-10 | (erg/cm2/s/A) |
| |
------- |
1658.16 | (Jy) |
| ZP Type (?) : |
Pogson |
| PhotCal ID (?) : |
NOAO/NEWFIRM.J2/Vega |
| |
AB System | Property | Specified | Calculated | Unit | | Zero Point (?) : |
------- |
7.62776e-10 | (erg/cm2/s/A) |
| |
------- |
3631.00 | (Jy) |
| ZP Type (?) : |
Pogson |
| PhotCal ID (?) : |
NOAO/NEWFIRM.J2/AB |
| |
ST System | Property | Specified | Calculated | Unit | | Zero Point (?) : |
------- |
3.631e-9 | (erg/cm2/s/A) |
| |
------- |
17284.44 | (Jy) |
| ZP Type (?) : |
Pogson |
| PhotCal ID (?) : |
NOAO/NEWFIRM.J2/ST |
| |
|
Filter added: 2025-01-21 14:41:11
Last update: 2025-01-21 14:41:11 | | NOAO/NEWFIRM.JX | 12518.50 | 12552.57 | 12469.91 | 11428.35 | 13631.54 | 1587.74 | 1535.02 | 2.94e-10 | Gemini,CTIO | NEWFIRM | NEWFIRM JX filter, room temp (298K) | | NOAO/NEWFIRM.J3 | 12777.80 | 12798.51 | 12749.00 | 11751.93 | 13826.15 | 1324.07 | 1482.83 | 2.72e-10 | Gemini,CTIO | NEWFIRM | NEWFIRM J3 filter | | NOAO/NEWFIRM.H1 | 15600.40 | 15623.56 | 15566.98 | 14394.34 | 16926.23 | 1506.78 | 1089.37 | 1.34e-10 | Gemini,CTIO | NEWFIRM | NEWFIRM H1 filter | | NOAO/NEWFIRM.HX | 16294.48 | 16368.18 | 16199.17 | 14583.33 | 18108.37 | 2843.59 | 1029.89 | 1.16e-10 | Gemini,CTIO | NEWFIRM | NEWFIRM HX filter, room temp (298K) | | NOAO/NEWFIRM.H2 | 17064.92 | 17088.09 | 17037.05 | 15763.83 | 18308.22 | 1681.58 | 959.84 | 9.88e-11 | Gemini,CTIO | NEWFIRM | NEWFIRM H2 filter | | NOAO/NEWFIRM.2096nm | 20911.99 | 20912.32 | 20911.50 | 20728.80 | 21097.34 | 207.48 | 692.75 | 4.75e-11 | Gemini,CTIO | NEWFIRM | NEWFIRM 2096nm filter, room temp (298K) | | NOAO/NEWFIRM.KX | 21430.29 | 21494.45 | 21332.43 | 19474.17 | 23485.70 | 2963.30 | 664.87 | 4.34e-11 | Gemini,CTIO | NEWFIRM | NEWFIRM KX filter, room temp (298K) | | NOAO/NEWFIRM.Ks | 21699.02 | 21758.77 | 21608.71 | 19506.24 | 24035.21 | 2932.75 | 649.97 | 4.14e-11 | Gemini,CTIO | NEWFIRM | NEWFIRM Ks filter |
|
|
 ≡ 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=11969.999942777&id=NOAO/NEWFIRM.J2><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=11913.495404698&id=NOAO/NEWFIRM.J2><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=11946.065303935&id=NOAO/NEWFIRM.J2><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=11929.725927696&id=NOAO/NEWFIRM.J2><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=1214.4939339316,11894.348848789,1&id=NOAO/NEWFIRM.J2><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}
