BICEP :Background Imaging of Cosmic Extragalactic Polarization (BICEP). BICEP/BICEP2 :BICEP2 was a 26-cm refracting telescope that observed the cosmic microwave background (CMB) from the National Science Foundation's Amundsen-Scott South Pole Station from 2010-2012.id:BICEP/BICEP2.a |
| BICEP/BICEP2.220GHz_rj | 1.31e+7 | 1.31e+7 | 1.29e+7 | 1.07e+7 | 1.57e+7 | 1.98e+6 | 0.00205 | 3.6e-22 | BICEP | BICEP | BICEP2/Keck 220GHz RJ spectral response | | BICEP/BICEP2.220GHz_rj | Filter Description | Filter ID (?) : | BICEP/BICEP2.220GHz_rj |
| Description (?) : | BICEP2/Keck 220GHz RJ spectral response |
| Phot.System (?) : | BICEP |
| Detector Type (?) : | Energy counter |
| Band Name (?) : | ------ |
| Obs. Facility (?) : | BICEP |
| Instrument (?) : | BICEP |
| Comments (?) : | Response to a source with Rayleigh-Jeans spectrum. |
| | Mathematical properties | Property | Calculated | Specified | Unit | | λref (?) : |
1.31e+7 | ------- | (Angstrom) |
| λmean (?) : |
1.31e+7 | ------- | (Angstrom) |
| λcen (?) : |
1.31e+7 | ------- | (Angstrom) |
| λeff (?) : |
1.29e+7 | ------- | (Angstrom) |
| λpeak (?) : |
1.33e+7 | ------- | (Angstrom) |
| λpivot (?) : |
1.31e+7 | ------- | (Angstrom) |
| λphot (?) : |
1.3e+7 | ------- | (Angstrom) |
| λmin (?) : |
1.07e+7 | ------- | (Angstrom) |
| λmax (?) : |
1.57e+7 | ------- | (Angstrom) |
| Weff (?) : |
1.98e+6 | ------- | (Angstrom) |
| FWHM (?) : |
2.0e+6 | ------- | (Angstrom) |
| Af/AV (?) : |
1.04e-5 | ------- | () |
| Fsun (?) : |
5.32e-11 | ------- | (erg/cm2/s/A) |
| Transmission
Data file: ascii, VOTable Reference for filter response:
BICEP2/Keck bandpasses Transmission components: Filter + Instrumentid:BICEP/BICEP2.220GHz_rj | | Calibration properties
Vega System | Property | Specified | Calculated | Unit | | Zero Point (?) : |
------- |
3.60346e-22 | (erg/cm2/s/A) |
| |
------- |
0.00204935 | (Jy) |
| ZP Type (?) : |
Pogson |
| PhotCal ID (?) : |
BICEP/BICEP2.220GHz_rj/Vega |
| |
AB System | Property | Specified | Calculated | Unit | | Zero Point (?) : |
------- |
6.38455e-16 | (erg/cm2/s/A) |
| |
------- |
3631.00 | (Jy) |
| ZP Type (?) : |
Pogson |
| PhotCal ID (?) : |
BICEP/BICEP2.220GHz_rj/AB |
| |
ST System | Property | Specified | Calculated | Unit | | Zero Point (?) : |
------- |
3.631e-9 | (erg/cm2/s/A) |
| |
------- |
20650089217.03 | (Jy) |
| ZP Type (?) : |
Pogson |
| PhotCal ID (?) : |
BICEP/BICEP2.220GHz_rj/ST |
| |
|
Filter added: 2020-08-21 00:21:11
Last update: 2021-07-27 18:40:11 | | BICEP/BICEP2.220GHz | 1.31e+7 | 1.32e+7 | 1.3e+7 | 1.08e+7 | 1.6e+7 | 1.96e+6 | 0.00203 | 3.55e-22 | BICEP | BICEP | BICEP2/Keck 220GHz spectral response | | BICEP/BICEP2.150GHz_rj | 2.04e+7 | 2.06e+7 | 2.01e+7 | 1.66e+7 | 2.64e+7 | 4.88e+6 | 0.000832 | 5.97e-23 | BICEP | BICEP | BICEP2/Keck 150GHz RJ spectral response | | BICEP/BICEP2.150GHz | 2.06e+7 | 2.08e+7 | 2.02e+7 | 1.67e+7 | 2.65e+7 | 4.88e+6 | 0.000821 | 5.81e-23 | BICEP | BICEP | BICEP2/Keck 150GHz spectral response | | BICEP/BICEP2.95GHz_rj | 3.19e+7 | 3.22e+7 | 3.14e+7 | 2.61e+7 | 4.07e+7 | 6.78e+6 | 0.000336 | 9.89e-24 | BICEP | BICEP | BICEP2/Keck 95GHz RJ spectral response | | BICEP/BICEP2.95GHz | 3.21e+7 | 3.24e+7 | 3.16e+7 | 2.63e+7 | 4.08e+7 | 6.74e+6 | 0.000332 | 9.66e-24 | BICEP | BICEP | BICEP2/Keck 95GHz spectral response |
| Filter Plots
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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=13133188.085907&id=BICEP/BICEP2.220GHz_rj><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=12927275.075306&id=BICEP/BICEP2.220GHz_rj><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=13057444.682047&id=BICEP/BICEP2.220GHz_rj><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=12979051.108452&id=BICEP/BICEP2.220GHz_rj><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=1981680.4385087,13113730.940819,1&id=BICEP/BICEP2.220GHz_rj><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}
