![]() The conversion of REPs into myofibroblasts and coincident loss of Epo-producing ability are the major cause of renal fibrosis and anemia. The Fish Head Nebula in Cassiopeia.Erythropoietin (Epo) is produced by renal Epo-producing cells (REPs) in a hypoxia-inducible manner. Here are some of the images shot using the Lodestar X2 for autoguiding: When using this configuration with the Starlight Xpress Midi filter wheel and off-axis guider, I experienced some of the best guiding results using PHD2 Guiding I have ever had. I have used the Lodestar X2 with the Starlight Xpress Trius 694 (mono) exclusively. I have not tried this software myself, and would recommend using PHD2 Guiding instead, especially if you want to use features like dithering alongside your image capture software (such as Astro Photography Tool). While reading the manual, I was surprised to find out that Starlight Xpress has their own autoguiding software to run their guide camera. Download PHD2 Guiding Software (Compatible with the Lodestar X2).Download the Latest Starlight Xpress Drivers.Pixel Array & Resolution: 752 x 582 pixels (0.4 MP).Recommended Settings for the Lodestar X2. These are the exact settings I have used with the Lodestar X2 to autoguide my images shared in this article. Hopefully, the screenshot below provides you with some useful settings to try out, including the recommended fixed binning (2X2) setting the settings window checks by default. I stumbled upon this thread in the Stargazers Lounge forum. Upon the arrival of the Lodestar X2, I did some research online to find the best settings to use in the field. I control the Lodestar X2 using PHD2 guiding and the necessary Starlight Xpress drivers. The Lodestar X2 connects to my astrophotography laptop via a mini USB cable and the USB port on my PC. The built-in RJ12 autoguider port on the Lodestar X2 connects directly to the autoguide port on the mount without any additional adapters. I used the Starlight Xpress Lodestar X2 to autoguide with a Sky-Watcher EQ8-R Pro mount, and the results were impressive. Over the years I have used a number of cameras for autoguiding, with the Starlight Xpress Lodestar X2 being the latest (and most advanced) model I’ve ever used. ![]() The process of autoguiding your telescope mount is done using software such as PHD2. Guide cameras like the Lodestar X2 can be used with an auxiliary guide scope riding on top of the imaging telescope, or with an off-axis guider (OAG). The Starlight Xpress Lodestar X2’s ultra-sensitive 752 x 580-pixel sensor has low readout noise, which makes finding a suitable guide star exceptionally easy. This mainly includes being the right size for optimal saturation. A capable guide camera will reveal several candidates that exhibit the features of the perfect guide star. PHD2 guiding communicates with your telescope mount and sends subtle, yet important pulse corrections to the RA and DEC axes of the mount.Ī guide camera has a very important job to do, display a useful array of guide star options through the guide scope (or OAG). If you are new to astrophotography chances are you will eventually invest in an autoguiding system to help improve your telescope mounts tracking abilities and utilize powerful imaging techniques such as dithering.Įventually, the process of autoguiding is something that basically happens in the background. The Starlight Xpress Lodestar X2 autoguider used with a filter wheel and off-axis guider. In this post, I’ll share my experiences using the Starlight Xpress Lodestar X2, and the images I’ve been able to capture using the autoguiding capabilities of the camera. It is the most sensitive compact guide camera Starlight Xpress has to offer. The X2 version is the successor to the original Starlight Xpress Lodestar autoguider and uses a Sony ICX829 Exview sensor. In fact, the original Lodestar was considered to be the best autoguider on the market for a long time. The Starlight Xpress Lodestar X2 Autoguider is a popular guide camera for deep-sky astrophotography.
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