|
| GCPD/DDO.m35_ADPS | 3460.4 | 3457.5 | 3150 | 3794 | 374.3 | 1273.0 | DDO | | DDO m35 filter (ADPS) | | GCPD/DDO.m35 | 3521.0 | 3521.0 | 3188 | 3875 | 396.6 | 5384.2 | DDO | | DDO m35 filter (revised by Mann & von Braun 2104) | | GCPD/DDO.m35 | Filter Description | Filter ID (?) : | GCPD/DDO.m35 |
| Description (?) : | DDO m35 filter (revised by Mann & von Braun 2104) |
| Phot.System (?) : | DDO |
| Detector Type (?) : | Energy counter |
| Band Name (?) : | ------ |
| Obs. Facility (?) : | DDO |
| Instrument (?) : | ------ |
| Comments (?) : | RCA 1P21
8 mm Schott UG11 + 1 mm Schott WG345
McClure R.D. 1976: http://adsabs.harvard.edu/abs/1976AJ.....81..182M
|
| | Mathematical properties | Property | Calculated | Specified | Unit | | λmean (?) : |
3521.25 | 3521 | (Angstrom) |
| λcen (?) : |
3519.25 | 3521 | (Angstrom) |
| λeff (?) : |
3525.36 | 3521 | (Angstrom) |
| λpeak (?) : |
3508.80 | ------- | (Angstrom) |
| λpivot (?) : |
3513.46 | ------- | (Angstrom) |
| λphot (?) : |
3531.03 | ------- | (Angstrom) |
| λmin (?) : |
3188.30 | ------- | (Angstrom) |
| λmax (?) : |
3874.78 | ------- | (Angstrom) |
| Weff (?) : |
396.61 | ------- | (Angstrom) |
| FWHM (?) : |
406.41 | ------- | (Angstrom) |
| Af/AV (?) : |
1.61 | ------- | () |
| Transmission curve
Data file: ascii, VOTable Reference for filter response:
Mann & von Braun 2014 | | Calibration properties
Vega System | Property | Specified | Calculated | Unit | | Zero Point (?) : |
0.00000001302 |
3.237e-9 | (erg/cm2/s/A) |
| |
5384.21 |
1342.13 | (Jy) |
| ZP Type (?) : |
Pogson |
| PhotCal ID (?) : |
GCPD/DDO.m35/Vega |
| |
AB System | Property | Specified | Calculated | Unit | | Zero Point (?) : |
------- |
8.759e-9 | (erg/cm2/s/A) |
| |
------- |
3631.00 | (Jy) |
| ZP Type (?) : |
Pogson |
| PhotCal ID (?) : |
GCPD/DDO.m35/AB |
| |
ST System | Property | Specified | Calculated | Unit | | Zero Point (?) : |
------- |
3.631e-9 | (erg/cm2/s/A) |
| |
------- |
1505.27 | (Jy) |
| ZP Type (?) : |
Pogson |
| PhotCal ID (?) : |
GCPD/DDO.m35/ST |
| |
Reference for calibration:
Mann & von Braun 2014 |
Filter added: 2014-12-06 19:11:27
Last update: 2018-03-21 17:34:01 | | GCPD/DDO.m38_ADPS | 3822.4 | 3856.7 | 3547 | 4142 | 326.8 | 2663.7 | DDO | | DDO m38 filter (ADPS) | | GCPD/DDO.m38 | 3864.0 | 3864.0 | 3612 | 4148 | 295.1 | 3419.9 | DDO | | DDO m38 filter (revised by Mann & von Braun 2104) | | GCPD/DDO.m41_ADPS | 4164.2 | 4164.9 | 4094 | 4238 | 81.0 | 4497.1 | DDO | | DDO m41 filter (ADPS) | | GCPD/DDO.m41 | 4182.0 | 4182.0 | 4104 | 4264 | 90.2 | 12344.2 | DDO | | DDO m41 filter (revised by Mann & von Braun 2104) | | GCPD/DDO.m42_ADPS | 4255.8 | 4255.3 | 4196 | 4323 | 71.3 | 4518.9 | DDO | | DDO m42 filter (ADPS) | | GCPD/DDO.m42 | 4257.0 | 4257.0 | 4204 | 4316 | 62.5 | 4520.6 | DDO | | DDO m42 filter (revised by Mann & von Braun 2104) | | GCPD/DDO.m45 | 4512.0 | 4512.0 | 4458 | 4571 | 64.8 | 8929.8 | DDO | | DDO m45 filter (revised by Mann & von Braun 2104) | | GCPD/DDO.m45_ADPS | 4520.6 | 4520.2 | 4460 | 4588 | 73.4 | 4313.5 | DDO | | DDO m45 filter (ADPS) | | GCPD/DDO.m48_ADPS | 4883.4 | 4882.9 | 4700 | 5040 | 192.1 | 3682.4 | DDO | | DDO m48 filter (ADPS) | | GCPD/DDO.m48 | 4912.0 | 4912.0 | 4702 | 5109 | 223.4 | 3996.7 | DDO | | DDO m48 filter (revised by Mann & von Braun 2104) |
|
© SVO, 5137 filters available, Last update: 2019-12-14 | 
 ≡ 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=3521.2545295829&id=GCPD/DDO.m35><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=3525.36315768&id=GCPD/DDO.m35><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=3513.4648402878&id=GCPD/DDO.m35><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=3531.0251313695&id=GCPD/DDO.m35><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=396.60737464046,3519.2541666667,1&id=GCPD/DDO.m35><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}