Abbrev.
Abbreviations used on this site
- PA: Polar alignment. The exact alignment of one of the mount axes in the direction of the earth rotation axis.
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PAE: polar alignment error
PE: Periodic error. This is caused by mechanical imperfections in the worm drive of the mount. My mounts have a periodic error with an amplitude of about 30" and a period of 10min
- PEC: periodic error correction.
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DPP: Digital Photo Professional. Software for postprocessing.
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NR: Noise reduction
- DBE: Dynamic Background Extraction. A software technique to correct image gradients using Pixinsight
- DFS: Dark Frame subtraction. Image calibration technique to correct for image errors: Amplifier Glow and hot pixels.
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LX mode: Long exposure mode of the SC2 webcam. With my webcam the long exposures are triggered by parallel port signals.
- DSS: DeepSkyStacker. Software for preprocessing and stacking
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Neb2: Nebulosity V2. Very versatile software for many aspects of astrophotography
- MTSCa: Software for GOTO capabilities using the MTS-3 controller
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PHD: autoguiding software.
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ETX105: my Meade ETX105 refractor
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AT80: my Astrotech 80 ED APO
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MTS-3: hardware controller for my Vixen GP/SP mounts
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DSLR: Digital Single Lense Reflex Camera.
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Takumar: my Asahi Pentax Takumar SMC tele with M42 mount
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Tamron: my Tamron zoomlens f=70-210 with M42 mount
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T30: My IBM T30 laptop
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T40: my IBM T40 laptop
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DSI: Meade DeepSky Imager. 1st generation CCD camera.
- GP: My Vixen Great Polaris equatorial mount
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SP: My Vixen Super Polaris equatorial mount