| LasCumbres/LasCumbres.SDSS_up | 3508.40 | 3523.31 | 3543.50 | 3105.72 | 3901.79 | 638.75 | 1457.32 | 3.48e-9 | LasCumbres | | Las Cumbres Observatory SDSS u' filter |
| LasCumbres/LasCumbres.UV | 3690.57 | 3700.13 | 3750.70 | 3422.85 | 4133.28 | 478.90 | 2003.56 | 4.27e-9 | LasCumbres | | Las Cumbres Observatory Astrodon photometrics UV filter |
| LasCumbres/LasCumbres.BSkymapper_v | 3836.52 | 3839.25 | 3859.71 | 3653.72 | 4044.20 | 271.14 | 2808.26 | 5.65e-9 | LasCumbres | | Las Cumbres Observatory Skymapper v filter |
| LasCumbres/LasCumbres.Bessel_B | 4340.07 | 4377.06 | 4342.31 | 3646.78 | 5688.26 | 950.95 | 4003.73 | 6.37e-9 | LasCumbres | | Las Cumbres Observatory Bessel B filter |
| LasCumbres/LasCumbres.SDSS_gp | 4690.16 | 4749.15 | 4649.00 | 3968.08 | 5581.54 | 1476.09 | 3963.30 | 5.5e-9 | LasCumbres | | Las Cumbres Observatory SDSS g' filter |
| LasCumbres/LasCumbres.Hbeta | 4856.01 | 4856.10 | 4854.50 | 4806.99 | 4910.07 | 50.25 | 3009.65 | 3.83e-9 | LasCumbres | | Las Cumbres Observatory narrow band H-beta filter |
| LasCumbres/LasCumbres.OIII | 5017.77 | 5017.90 | 5017.65 | 4957.13 | 5079.93 | 61.73 | 3945.98 | 4.7e-9 | LasCumbres | | Las Cumbres Observatory narrow band OIII filter |
| LasCumbres/LasCumbres.D51 | 5159.64 | 5160.43 | 5158.74 | 5014.65 | 5319.26 | 159.27 | 3832.36 | 4.32e-9 | LasCumbres | | Las Cumbres Observatory narrow band D51 filter |
| LasCumbres/LasCumbres.Bessel_V | 5345.13 | 5370.07 | 5324.08 | 4780.53 | 6350.87 | 836.84 | 3664.54 | 3.88e-9 | LasCumbres | | Las Cumbres Observatory Bessel V filter |
| LasCumbres/LasCumbres.Solar | 5887.24 | 5969.88 | 5801.45 | 4891.06 | 7074.12 | 1949.23 | 3291.41 | 2.93e-9 | LasCumbres | | Las Cumbres Observatory Solar filter |
| LasCumbres/LasCumbres.PS_w | 5832.06 | 6234.70 | 5484.50 | 3980.36 | 8537.76 | 4357.58 | 3088.35 | 3.08e-9 | LasCumbres | | Las Cumbres Observatory PAN-Starrs w filter |
| LasCumbres/LasCumbres.SDSS_rp | 6195.16 | 6235.29 | 6151.07 | 5434.66 | 7085.77 | 1400.65 | 3142.59 | 2.49e-9 | LasCumbres | | Las Cumbres Observatory SDSS r' filter |
| LasCumbres/LasCumbres.Bessel_R | 6383.97 | 6457.54 | 6312.69 | 5462.32 | 8580.42 | 1349.11 | 3037.46 | 2.29e-9 | LasCumbres | | Las Cumbres Observatory Bessel R filter |
| LasCumbres/LasCumbres.Halpha | 6561.46 | 6561.57 | 6560.90 | 6490.95 | 6632.36 | 54.67 | 2445.88 | 1.7e-9 | LasCumbres | | Las Cumbres Observatory narrow band H-alpha filter |
| LasCumbres/LasCumbres.Halpha | Filter Description | Filter ID (?) : | LasCumbres/LasCumbres.Halpha |
| Description (?) : | Las Cumbres Observatory narrow band H-alpha filter |
| Phot.System (?) : | ------ |
| Detector Type (?) : | Energy counter |
| Band Name (?) : | ------ |
| Obs. Facility (?) : | LasCumbres |
| Instrument (?) : | ------ |
| Comments (?) : | ------ |
| | Mathematical properties | Property | Calculated | Specified | Unit | | λref (?) : |
6561.46 | ------- | (Angstrom) |
| λmean (?) : |
6561.57 | ------- | (Angstrom) |
| λcen (?) : |
6561.53 | ------- | (Angstrom) |
| λeff (?) : |
6560.90 | ------- | (Angstrom) |
| λpeak (?) : |
6560.00 | ------- | (Angstrom) |
| λpivot (?) : |
6561.46 | ------- | (Angstrom) |
| λphot (?) : |
6560.99 | ------- | (Angstrom) |
| λmin (?) : |
6490.95 | ------- | (Angstrom) |
| λmax (?) : |
6632.36 | ------- | (Angstrom) |
| Weff (?) : |
54.67 | ------- | (Angstrom) |
| FWHM (?) : |
51.50 | ------- | (Angstrom) |
| Af/AV (?) : |
0.808 | ------- | () |
| Fsun (?) : |
150.58 | ------- | (erg/cm2/s/A) |
| Transmission
Data file: ascii, VOTable Reference for filter response:
Las Cumbres Observatory Transmission components: Filter | | Calibration properties
Vega System | Property | Specified | Calculated | Unit | | Zero Point (?) : |
------- |
1.70345e-9 | (erg/cm2/s/A) |
| |
------- |
2445.88 | (Jy) |
| ZP Type (?) : |
Pogson |
| PhotCal ID (?) : |
LasCumbres/LasCumbres.Halpha/Vega |
| |
AB System | Property | Specified | Calculated | Unit | | Zero Point (?) : |
------- |
2.52883e-9 | (erg/cm2/s/A) |
| |
------- |
3631.00 | (Jy) |
| ZP Type (?) : |
Pogson |
| PhotCal ID (?) : |
LasCumbres/LasCumbres.Halpha/AB |
| |
ST System | Property | Specified | Calculated | Unit | | Zero Point (?) : |
------- |
3.631e-9 | (erg/cm2/s/A) |
| |
------- |
5213.54 | (Jy) |
| ZP Type (?) : |
Pogson |
| PhotCal ID (?) : |
LasCumbres/LasCumbres.Halpha/ST |
| |
|
Filter added: 2017-08-03 12:25:32
Last update: 2020-12-10 16:32:27 |
| LasCumbres/LasCumbres.SDSS_ip | 7502.91 | 7532.27 | 7471.17 | 6739.85 | 8350.91 | 1311.95 | 2589.39 | 1.39e-9 | LasCumbres | | Las Cumbres Observatory SDSS i' filter |
| LasCumbres/LasCumbres.PS_z | 8675.66 | 8691.80 | 8670.54 | 7994.72 | 9386.08 | 1024.02 | 2277.32 | 9.08e-10 | LasCumbres | | Las Cumbres Observatory PAN-Starrs z filter |
| LasCumbres/LasCumbres.Bessel_I | 8723.15 | 8895.81 | 8592.35 | 7030.33 | 11897.72 | 3033.47 | 2264.85 | 9.2e-10 | LasCumbres | | Las Cumbres Observatory Bessel I filter |
| LasCumbres/LasCumbres.PS_y | 10023.10 | 10038.93 | 10007.76 | 9233.99 | 10787.14 | 1072.65 | 2121.47 | 6.35e-10 | LasCumbres | | Las Cumbres Observatory PAN-Starrs y filter |
 ≡ 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>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.SpectralAxis.Coverage.Bounds.Extent</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>Utype</b>: <i>photdm:PhotometricSystem.detectorType</i></ul></td></table>',WIDTH,400)){kind=link}
 ≡ filter transmission<p><img src=showgraph.php?what=lmean&val=6561.5682695334&id=LasCumbres/LasCumbres.Halpha><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=6560.9046078633&id=LasCumbres/LasCumbres.Halpha><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=6561.4585932496&id=LasCumbres/LasCumbres.Halpha><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=6560.9885824903&id=LasCumbres/LasCumbres.Halpha><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=54.66928849902,6561.5281643429,0.8666&id=LasCumbres/LasCumbres.Halpha><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>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/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> Sun(λ) ≡ Sun spectrum.<p><img src=images/sunspec.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}
