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| COBE/DIRBE.1p25m | 12815.2 | 12554.3 | 10780 | 15060 | 2937.6 | 1511.5 | COBE | DIRBE | DIRBE 1.25 micron filter | | COBE/DIRBE.2p2m | 22315.6 | 22102.0 | 19470 | 25170 | 3425.8 | 632.9 | COBE | DIRBE | DIRBE 2.2 micron filter | | COBE/DIRBE.3p5m | 35796.4 | 34914.2 | 29630 | 42060 | 8242.1 | 275.2 | COBE | DIRBE | DIRBE 3.5 micron filter | | COBE/DIRBE.4p9m | 48994.5 | 48668.7 | 43390 | 53425 | 6632.3 | 152.5 | COBE | DIRBE | DIRBE 4.9 micron filter | | COBE/DIRBE.12m | 132393.9 | 113395.1 | 76560 | 174670 | 52660.7 | 23.8 | COBE | DIRBE | DIRBE 12 micron filter | | COBE/DIRBE.25m | 216067.8 | 200152.5 | 155430 | 291910 | 65659.7 | 8.8 | COBE | DIRBE | DIRBE 25 micron filter | | COBE/DIRBE.60m | 588833.4 | 529628.1 | 303490 | 815290 | 238908.9 | 1.2 | COBE | DIRBE | DIRBE 60 micron filter | | COBE/DIRBE.100m | 1008443.9 | 941198.8 | 655680 | 1341470 | 291160.4 | 0.4 | COBE | DIRBE | DIRBE 100 micron filter | | COBE/DIRBE.140m | 1545961.3 | 1419998.3 | 998090 | 2639810 | 414260.5 | 0.2 | COBE | DIRBE | DIRBE 140 micron filter | | COBE/DIRBE.240m | 2620014.1 | 2353098.4 | 1629530 | 4515850 | 977552.7 | 0.1 | COBE | DIRBE | DIRBE 240 micron filter |
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© SVO, 5836 filters available, Last update: 2020-03-26 | 
 ≡ 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}