| P200/LFC.sdss_u_filter | 3517.1 | 3538.2 | 3153 | 3986 | 561.8 | 1440.4 | Palomar | LFC | LFC sdss u' filter (filter only) |
| P200/LFC.sdss_u_filter | Filter Description | Filter ID (?) : | P200/LFC.sdss_u_filter |
| Description (?) : | LFC sdss u' filter (filter only) |
| Phot.System (?) : | SDSS |
| Detector Type (?) : | Photon counter |
| Band Name (?) : | ------ |
| Obs. Facility (?) : | Palomar |
| Instrument (?) : | LFC |
| Comments (?) : | ------ |
| | Mathematical properties | Property | Calculated | Specified | Unit | | λmean (?) : |
3517.14 | ------- | (Angstrom) |
| λcen (?) : |
3502.18 | ------- | (Angstrom) |
| λeff (?) : |
3538.16 | ------- | (Angstrom) |
| λpeak (?) : |
3375.00 | ------- | (Angstrom) |
| λpivot (?) : |
3503.55 | ------- | (Angstrom) |
| λphot (?) : |
3548.81 | ------- | (Angstrom) |
| λmin (?) : |
3153.44 | ------- | (Angstrom) |
| λmax (?) : |
3985.67 | ------- | (Angstrom) |
| Weff (?) : |
561.84 | ------- | (Angstrom) |
| FWHM (?) : |
574.59 | ------- | (Angstrom) |
| Af/AV (?) : |
1.61 | ------- | () |
| Transmission
Data file: ascii, VOTable Reference for filter response:
LFC Cookbook Transmission components: Filter + Instrument | | Calibration properties
Vega System | Property | Specified | Calculated | Unit | | Zero Point (?) : |
------- |
3.449e-9 | (erg/cm2/s/A) |
| |
------- |
1440.41 | (Jy) |
| ZP Type (?) : |
Pogson |
| PhotCal ID (?) : |
P200/LFC.sdss_u_filter/Vega |
| |
AB System | Property | Specified | Calculated | Unit | | Zero Point (?) : |
------- |
8.695e-9 | (erg/cm2/s/A) |
| |
------- |
3631.00 | (Jy) |
| ZP Type (?) : |
Pogson |
| PhotCal ID (?) : |
P200/LFC.sdss_u_filter/AB |
| |
ST System | Property | Specified | Calculated | Unit | | Zero Point (?) : |
------- |
3.631e-9 | (erg/cm2/s/A) |
| |
------- |
1516.21 | (Jy) |
| ZP Type (?) : |
Pogson |
| PhotCal ID (?) : |
P200/LFC.sdss_u_filter/ST |
| |
|
Filter added: 2017-08-25 19:18:45
Last update: 2020-12-10 16:33:32 |
| P200/LFC.sdss_u | 3570.3 | 3596.9 | 3170 | 3950 | 494.1 | 1534.1 | Palomar | LFC | LFC SDSS u' filter (filter+ccd) |
| P200/LFC.B_filter | 4383.2 | 4344.7 | 3773 | 5286 | 930.9 | 4055.6 | Palomar | LFC | LFC B bessel filter (filter only) |
| P200/LFC.B | 4400.2 | 4360.2 | 3775 | 5647 | 923.5 | 4059.5 | Palomar | LFC | LFC B filter (filter+ccd) |
| P200/LFC.sdss_g_filter | 4790.6 | 4701.1 | 3832 | 5496 | 1199.1 | 3937.7 | Palomar | LFC | LFC sdss g' filter (filter only) |
| P200/LFC.sdss_g | 4814.0 | 4725.3 | 3836 | 5496 | 1124.0 | 3928.3 | Palomar | LFC | LFC SDSS g' filter (filter+ccd) |
| P200/LFC.V_filter | 5406.4 | 5359.9 | 4808 | 6359 | 833.8 | 3652.0 | Palomar | LFC | LFC V bessel filter (filter only) |
| P200/LFC.V | 5417.3 | 5370.1 | 4809 | 6369 | 849.4 | 3645.1 | Palomar | LFC | LFC V filter (filter+ccd) |
| P200/LFC.sdss_r_filter | 6310.2 | 6221.1 | 5427 | 7086 | 1340.6 | 3103.8 | Palomar | LFC | LFC sdss r' filter (filter only) |
| P200/LFC.sdss_r | 6315.7 | 6227.6 | 5428 | 7085 | 1319.6 | 3100.5 | Palomar | LFC | LFC SDSS r' filter (filter+ccd) |
| P200/LFC.R | 6502.6 | 6353.8 | 5453 | 8513 | 1473.9 | 3013.9 | Palomar | LFC | LFC R filter (filter+ccd) |
| P200/LFC.R_filter | 6526.1 | 6364.7 | 5451 | 8661 | 1502.3 | 3003.7 | Palomar | LFC | LFC R bessel filter (filter only) |
| P200/LFC.Halpha | 6561.4 | 6560.6 | 6468 | 6666 | 94.4 | 2614.6 | Palomar | LFC | LFC Halpha aprox. filter (filter+ccd) |
| P200/LFC.Halpha_filter | 6561.4 | 6560.6 | 6468 | 6666 | 94.5 | 2614.6 | Palomar | LFC | LFC H-alpha aprox. filter (filter only) |
| P200/LFC.SII | 6735.4 | 6734.9 | 6635 | 6838 | 97.9 | 2926.5 | Palomar | LFC | LFC S-II aprox. filter (filter+ccd) |
| P200/LFC.SII_filter | 6735.4 | 6734.9 | 6635 | 6838 | 98.0 | 2926.5 | Palomar | LFC | LFC S-II aprox. filter (filter only) |
| P200/LFC.Rs | 6913.5 | 6868.0 | 6238 | 7621 | 1091.6 | 2811.8 | Palomar | LFC | LFC Rs filter (filter+ccd) |
| P200/LFC.Rs_filter | 6923.3 | 6877.2 | 6238 | 7626 | 1065.9 | 2808.3 | Palomar | LFC | LFC Rs filter (filter only) |
| P200/LFC.RI | 7576.4 | 7325.5 | 6067 | 9359 | 2459.4 | 2573.4 | Palomar | LFC | LFC RI filter (filter+ccd) |
| P200/LFC.sdss_i | 7687.4 | 7607.7 | 6733 | 8563 | 1370.7 | 2530.0 | Palomar | LFC | LFC SDSS i' filter (filter+ccd) |
| P200/LFC.sdss_i_filter | 7743.8 | 7661.9 | 6737 | 8625 | 1317.8 | 2508.8 | Palomar | LFC | LFC sdss i' filter (filter only) |
| P200/LFC.RI_filter | 7779.1 | 7499.2 | 6067 | 9409 | 2594.4 | 2511.2 | Palomar | LFC | LFC RI filter (filter only) |
| P200/LFC.Is | 8080.5 | 8000.8 | 7250 | 9098 | 1299.1 | 2406.0 | Palomar | LFC | LFC Is filter (filter+ccd) |
| P200/LFC.Is_filter | 8176.4 | 8092.4 | 7252 | 9125 | 1469.4 | 2381.2 | Palomar | LFC | LFC Is filter (filter only) |
| P200/LFC.I | 8317.6 | 8155.6 | 7000 | 10365 | 1936.5 | 2374.7 | Palomar | LFC | LFC I filter (filter+ccd) |
| P200/LFC.I_filter | 8934.5 | 8643.7 | 7004 | 11676 | 3085.0 | 2260.8 | Palomar | LFC | LFC I bessel filter (filter only) |
| P200/LFC.sdss_z | 9036.2 | 8974.2 | 7918 | 10413 | 1339.6 | 2247.3 | Palomar | LFC | LFC SDSS z' filter (filter+ccd) |
| P200/LFC.sdss_z_filter | 9730.1 | 9558.5 | 7949 | 11000 | 2364.6 | 2140.9 | Palomar | LFC | LFC sdss z' filter (filter only) |
 ≡ filter transmission<p><u>Property info:</u><ul><li><b>Unit</b>:Angstrom<li><b>UCD</b>:em.wl<li><b>Utype</b>: <i>photdm:PhotometryFilter.SpectralAxis.Coverage.Location.Value</i></ul></td></table>',WIDTH,400)){kind=link}
 ≡ filter transmission<br> Vg(λ) ≡ Vega spectrum<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.SpectralAxis.Coverage.Bounds.Extent</i></ul></td></table>',WIDTH,400)){kind=link}
</b><br><table cellpadding=20><td class=helptd>Zero Point in Vega System.<p>Calculated by the service as:<p><img src=images/latex/zp.png> <p>where:<p> T(λ) ≡ 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>eff</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<p>f(λ) ≡ flux of the spectrum<p><u>Property info:</u><ul><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=3517.1385836542&id=P200/LFC.sdss_u_filter><p><u>Property info:</u><ul><li><b>Unit</b>:Angstrom<li><b>UCD</b>:em.wl<li><b>Utype</b>: <i>photdm:PhotometryFilter.SpectralAxis.Coverage.Location.Value</i></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=3538.1594547564&id=P200/LFC.sdss_u_filter><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=3503.5459408561&id=P200/LFC.sdss_u_filter><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=3548.8052807454&id=P200/LFC.sdss_u_filter><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=561.83979424632,3502.1773182957,0.86&id=P200/LFC.sdss_u_filter><p><u>Property info:</u><ul><li><b>Unit</b>:Angstrom<li><b>UCD</b>:instr.bandwidth<li><b>Utype</b>: <i>photdm:PhotometryFilter.SpectralAxis.Coverage.Bounds.Extent</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>eff</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/extinctionlaw.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> Vg(λ) ≡ Vega spectrum<p>F<sub>0,ν</sub>(Jy) = (2.9979246)<sup>-1</sup> 10<sup>5</sup> * λ<sub>eff</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>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}