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2p2-m Telescope
IRAC-1
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2p2-m Telescope
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NOTE: As of April 1, 1998 IRAC1 is no longer offered at the ESO/MPI 2.2-m.
IRAC1 Users Manual
IRAC1 Technical Reports
Bad Pixel Map
Calibration
| Filter | Zero Point | Typical Backgrounds (Magnitudes/sq. arc-sec.) |
|---|---|---|
| J | 20.20 | 15.0 - 16.3 |
| H | 19.72 | 12.8 - 14.0 |
| K | 19.07 | 11.2 - 12.6 |
| L' | 17.79 | 2.0 - 2.9 |
| MN1 | 15.14 | -0.5 - 0.6 |
| PAH Reference | 18.18 | - |
| PAH | 16.20 | - |
| CVF 3.3 microns | 14.41 | - |
| Detector Material | InSb |
| Pixel Size | 76 microns |
| Number of Elements | 58x62 (3596) |
| Quantum Efficiency | > 80% |
| Well Depth | 1,000,000 electrons |
| Dark Current (Soild Nitrogen Cooling - 44K) | 18000 electrons/sec |
| Dark Current (Liquid Helium Cooling - 13K) | 850 electrons/sec |
| Read Out Noise (Double Correlated Read) | 500 electrons |
| Gain | 50 electrons/ADU |
| Filter |  (microns) | Delta (microns) |
|---|---|---|
| J | 1.25 | 0.30 |
| H | 1.65 | 0.30 |
| K | 2.2 | 0.40 |
| PAH | 3.3 | 0.16 |
| PAH Reference | 3.3 | 0.8 |
| L' | 3.75 | 0.7 |
| NB L' | 3.7 | 0.1 |
| NB M1 | 4.7 | 0.17 |
| NB M2 | 4.7 | 0.1 |
| CVF1 | 1.5 - 2.6 | Resolution = 80 |
| CVF2 | 2.6 - 4.5 | Resolution = 80 |
| Lens | Scale (arc-seconds per pixel) | Field of View (arc-seconds) |
|---|---|---|
| L4 | 0.45 | 26 x 28 |
| S3 | 0.8 | 46 x 49 |
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