| CAHA/Astralux.U_filter | 3666.2 | 3726.1 | 2750 | 4164 | 508.7 | 2012.6 | CAHA | Astralux | Astralux Johnson U filter (filter only) |
| CAHA/Astralux.U_noatm | 3681.9 | 3745.8 | 2750 | 4196 | 527.3 | 2099.2 | CAHA | Astralux | Astralux Johnson U filter (no atm.) |
| CAHA/Astralux.U | 3719.4 | 3780.0 | 3014 | 4205 | 490.7 | 2203.2 | CAHA | Astralux | Astralux Johnson U filter (full) |
| CAHA/Astralux.U | Filter Description | Filter ID (?) : | CAHA/Astralux.U |
| Description (?) : | Astralux Johnson U filter (full) |
| Phot.System (?) : | Astralux |
| Detector Type (?) : | Photon counter |
| Band Name (?) : | U |
| Obs. Facility (?) : | CAHA |
| Instrument (?) : | Astralux |
| Comments (?) : | CAHA filter 449.76
Transmission including CCD and atmosphere
|
| | Mathematical properties | Property | Calculated | Specified | Unit | | λmean (?) : |
3719.38 | ------- | (Angstrom) |
| λcen (?) : |
3727.40 | ------- | (Angstrom) |
| λeff (?) : |
3780.01 | ------- | (Angstrom) |
| λpeak (?) : |
3810.00 | ------- | (Angstrom) |
| λpivot (?) : |
3703.33 | ------- | (Angstrom) |
| λphot (?) : |
3789.86 | ------- | (Angstrom) |
| λmin (?) : |
3013.74 | ------- | (Angstrom) |
| λmax (?) : |
4204.80 | ------- | (Angstrom) |
| Weff (?) : |
490.73 | ------- | (Angstrom) |
| FWHM (?) : |
497.87 | ------- | (Angstrom) |
| Af/AV (?) : |
1.52 | ------- | () |
| Fsun (?) : |
------- | ------- | (erg/cm2/s/A) |
| Transmission
Data file: ascii, VOTable Transmission components: Filter + Instrument + Atmosphere | | Calibration properties
Vega System | Property | Specified | Calculated | Unit | | Zero Point (?) : |
------- |
4.623e-9 | (erg/cm2/s/A) |
| |
------- |
2203.17 | (Jy) |
| ZP Type (?) : |
Pogson |
| PhotCal ID (?) : |
CAHA/Astralux.U/Vega |
| |
AB System | Property | Specified | Calculated | Unit | | Zero Point (?) : |
------- |
7.618e-9 | (erg/cm2/s/A) |
| |
------- |
3631.00 | (Jy) |
| ZP Type (?) : |
Pogson |
| PhotCal ID (?) : |
CAHA/Astralux.U/AB |
| |
ST System | Property | Specified | Calculated | Unit | | Zero Point (?) : |
------- |
3.631e-9 | (erg/cm2/s/A) |
| |
------- |
1730.58 | (Jy) |
| ZP Type (?) : |
Pogson |
| PhotCal ID (?) : |
CAHA/Astralux.U/ST |
| |
|
Filter added: 2011-11-09 02:56:33
Last update: 2020-03-23 12:58:04 |
| CAHA/Astralux.B_filter | 4541.3 | 4492.9 | 3770 | 5750 | 766.4 | 4077.8 | CAHA | Astralux | Astralux Johnson B filter (filter only) |
| CAHA/Astralux.B_noatm | 4587.3 | 4538.8 | 3796 | 5781 | 728.3 | 4072.1 | CAHA | Astralux | Astralux Johnson B filter (no atm.) |
| CAHA/Astralux.B | 4599.6 | 4550.7 | 3802 | 5786 | 719.4 | 4068.6 | CAHA | Astralux | Astralux Johnson B filter (full) |
| CAHA/Astralux.V_filter | 5431.3 | 5372.2 | 4645 | 6551 | 935.8 | 3623.9 | CAHA | Astralux | Astralux Johnson V filter (filter only) |
| CAHA/Astralux.V_noatm | 5434.4 | 5375.6 | 4654 | 6550 | 935.0 | 3622.5 | CAHA | Astralux | Astralux Johnson V filter (no atm.) |
| CAHA/Astralux.V | 5439.1 | 5379.9 | 4658 | 6558 | 938.0 | 3619.8 | CAHA | Astralux | Astralux Johnson V filter (full) |
| CAHA/Astralux.R2_noatm | 6465.1 | 6367.1 | 5409 | 7589 | 1357.4 | 3025.3 | CAHA | Astralux | Johnson Roeser R2 filter (no atm.) |
| CAHA/Astralux.R2 | 6471.7 | 6374.3 | 5419 | 7582 | 1336.4 | 3021.6 | CAHA | Astralux | Johnson Roeser R2 filter (full) |
| CAHA/Astralux.R2_filter | 6478.0 | 6378.6 | 5415 | 7614 | 1320.8 | 3019.1 | CAHA | Astralux | Johnson Roeser R2 filter (filter only) |
| CAHA/Astralux.R_noatm | 6613.6 | 6422.5 | 5428 | 8955 | 1728.0 | 2963.6 | CAHA | Astralux | Astralux Johnson R filter (no atm.) |
| CAHA/Astralux.R | 6619.1 | 6429.4 | 5429 | 8953 | 1743.4 | 2960.4 | CAHA | Astralux | Astralux Johnson R filter (full) |
| CAHA/Astralux.R_filter | 6691.3 | 6468.8 | 5428 | 9562 | 1845.0 | 2930.9 | CAHA | Astralux | Astralux Johnson R filter (filter only) |
| CAHA/Astralux.GG385_noatm | 6982.8 | 5954.7 | 3624 | 11000 | 4694.8 | 2775.5 | CAHA | Astralux | Astralux GG385 Schott filter (no atm.) |
| CAHA/Astralux.GG385 | 7002.4 | 6007.9 | 3634 | 11000 | 4289.5 | 2769.1 | CAHA | Astralux | Astralux GG385 Schott filter (full) |
| CAHA/Astralux.sdss_i_noatm | 7675.6 | 7610.5 | 6812 | 8524 | 1307.4 | 2535.1 | CAHA | Astralux | Astralux SDSS i filter (no atm.) |
| CAHA/Astralux.sdss_i | 7676.3 | 7610.5 | 6812 | 8524 | 1271.6 | 2534.8 | CAHA | Astralux | Astralux SDSS i filter (full) |
| CAHA/Astralux.sdss_i_filter | 7717.1 | 7650.7 | 6815 | 8541 | 1275.5 | 2519.7 | CAHA | Astralux | Astralux SDSS i filter (filter only) |
| CAHA/Astralux.GG385_filter | 8030.0 | 6382.9 | 3607 | 11000 | 4780.1 | 2418.6 | CAHA | Astralux | Astralux GG385 Schott filter (fitler only) |
| CAHA/Astralux.RG9 | 8409.6 | 8236.8 | 7023 | 10745 | 1894.1 | 2352.5 | CAHA | Astralux | Astralux RG9 Schott filter (full) |
| CAHA/Astralux.RG9_noatm | 8419.8 | 8244.2 | 7024 | 10743 | 1987.1 | 2352.8 | CAHA | Astralux | Astralux RG9 Schott filter (no atm.) |
| CAHA/Astralux.I | 8719.8 | 8604.1 | 7286 | 10273 | 1644.3 | 2285.4 | CAHA | Astralux | Astralux Johnson I filter (full) |
| CAHA/Astralux.I_noatm | 8741.0 | 8624.9 | 7282 | 10273 | 1707.5 | 2285.3 | CAHA | Astralux | Astralux Johnson I filter (no atm.) |
| CAHA/Astralux.RG780 | 8780.6 | 8662.7 | 7408 | 11000 | 1764.3 | 2269.3 | CAHA | Astralux | Astralux RG780 Schott filter (full) |
| CAHA/Astralux.RG780_noatm | 8796.3 | 8678.5 | 7408 | 11000 | 1815.0 | 2269.0 | CAHA | Astralux | Astralux RG780 Schott filter (no atm.) |
| CAHA/Astralux.RG9_filter | 9043.9 | 8737.1 | 7035 | 11850 | 3184.9 | 2238.2 | CAHA | Astralux | Astralux RG9 Schott filter (filter only) |
| CAHA/Astralux.I_filter | 9089.9 | 8947.5 | 7319 | 10273 | 2243.0 | 2241.3 | CAHA | Astralux | Astralux Johnson I filter (fitler only) |
| CAHA/Astralux.RG830 | 9130.3 | 9050.9 | 7865 | 11000 | 1369.4 | 2224.9 | CAHA | Astralux | Astralux RG830 Schott filter (full) |
| CAHA/Astralux.sdss_z | 9153.1 | 9069.5 | 8212 | 11000 | 1178.6 | 2221.4 | CAHA | Astralux | AstraLux SDSS z filter (full) |
| CAHA/Astralux.RG830_noatm | 9153.5 | 9077.2 | 7865 | 11291 | 1477.8 | 2225.1 | CAHA | Astralux | Astralux RG830 Schott filter (no atm.) |
| CAHA/Astralux.sdss_z_noatm | 9164.7 | 9084.6 | 8208 | 11000 | 1249.1 | 2224.6 | CAHA | Astralux | Astralux SDSS z filter (no atm.) |
| CAHA/Astralux.sdss_z_filter | 9735.8 | 9572.9 | 8214 | 11000 | 2300.8 | 2128.7 | CAHA | Astralux | Astralux SDSS z filter (filter only) |
| CAHA/Astralux.RG1000_noatm | 9860.9 | 9775.4 | 8500 | 11541 | 1362.3 | 2149.3 | CAHA | Astralux | Astralux RG1000 Schott filter (no atm.) |
| CAHA/Astralux.RG1000 | 9868.4 | 9787.6 | 8500 | 11200 | 1279.2 | 2147.5 | CAHA | Astralux | Astralux RG1000 Schott filter (full) |
| CAHA/Astralux.RG780_filter | 11802.7 | 10585.8 | 7416 | 15000 | 5461.8 | 1674.9 | CAHA | Astralux | Astralux RG780 Schott filter (filter only) |
| CAHA/Astralux.RG830_filter | 12021.9 | 10978.4 | 7908 | 15000 | 5157.2 | 1648.7 | CAHA | Astralux | Astralux RG830 Schott filter (filter only) |
| CAHA/Astralux.RG1000_filter | 13871.9 | 12714.0 | 8623 | 17000 | 5300.5 | 1351.5 | CAHA | Astralux | Astralux RG100 Schott 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=3719.3766839468&id=CAHA/Astralux.U><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=3780.005947967&id=CAHA/Astralux.U><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=3703.3289987448&id=CAHA/Astralux.U><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=3789.8603038607&id=CAHA/Astralux.U><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=490.72690133191,3727.4021390892,0.11376116728737&id=CAHA/Astralux.U><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> Sun(λ) ≡ Sun spectrum<p>Sun spectrum from calspec database: sun_reference_stis_002 with with sun_mod_001 for larger wavelengths.<p><img src=images/sunspec.png><p><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>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}