Beijing1 :The Beijing-1 microsatellite (formerly China DMC+4) is a cooperative Earth observation project of SSTL (Surrey Satellite Technology Ltd.), UK, and the Beijing LandView Mapping Information Technology Company Ltd (BLMIT) within the framework of DMC (Disaster Monitoring Constellation). Beijing1/SLIM6 :SLIM6 (Surrey Linear Imager Multispectral 6 channels - but 3 spectral bands) a standard imager, developed and built by SSTL. On board Beijing1.id:Beijing1/SLIM6.a |
| Beijing1/SLIM6.Green | 5637.63 | 5653.19 | 5622.22 | 5154.10 | 6166.91 | 817.23 | 3521.99 | 3.32e-9 | AlSat1 | SLIM6 | Beijing1 SLIM6 Green | | Beijing1/SLIM6.Red2 | 6574.62 | 6582.06 | 6567.04 | 6191.06 | 6964.90 | 608.48 | 2924.04 | 2.03e-9 | AlSat1 | SLIM6 | Beijing1 SLIM6 Red2 | | Beijing1/SLIM6.Red1 | 6575.50 | 6582.90 | 6568.00 | 6192.40 | 6962.65 | 606.76 | 2923.28 | 2.03e-9 | AlSat1 | SLIM6 | Beijing1 SLIM6 Red1 | | Beijing1/SLIM6.NIR1 | 8315.72 | 8340.32 | 8295.88 | 7589.43 | 9114.47 | 1253.43 | 2322.70 | 1.01e-9 | AlSat1 | SLIM6 | Beijing1 SLIM6 NIR1 | | Beijing1/SLIM6.NIR2 | 8332.06 | 8356.91 | 8312.54 | 7603.17 | 9136.59 | 1262.07 | 2320.37 | 1.0e-9 | AlSat1 | SLIM6 | Beijing1 SLIM6 NIR2 |
| Filter Plots
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 ≡ filter transmission<p><u>Property info:</u><ul><li><b>Unit</b>:Angstrom<li><b>UCD</b>:em.wl</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.bandwidth.extent.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>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}
