Photographing Comet C 2024 A3

In a recent video, astrophotographer Walt of Delta Astrophotography shares valuable insights and techniques for photographing the stunning Comet C/2024 A3 using both smartphones and dedicated cameras. As the comet becomes increasingly visible in the night sky, this tutorial serves as an essential guide for both novice and seasoned astrophotographers eager to capture its beauty.

Photographing Comet C 2024 A3

The comet is currently making its appearance just after sunset, setting about 30 minutes later. Walt emphasizes that the comet is bright enough to be seen with the naked eye, providing an excellent opportunity for photographers to capture its striking tail. He suggests that those new to astrophotography can begin by using a smartphone on a tripod or a DSLR or mirrorless camera with a wide-angle lens, as these options require minimal technical knowledge while still producing impressive results.

For more experienced photographers seeking detailed images, Walt recommends utilizing a telephoto lens or a telescope with a focal length of 100 to 250 mm. He shares his own experience using a Radian 61 telescope with a 275 mm focal length and a full-frame Canon 6D camera, although he notes that the focal length proved too much to capture the entire comet in frame.

In his quest to photograph the comet, Walt recounts his preparations for a shooting session at a darker location along the Mississippi River, which offered a better vantage point than his backyard. He highlights the importance of manually polar aligning and framing the comet due to the ambient light from dusk, which complicated automated plate-solving techniques.

Walt also introduces viewers to the Stellarium mobile app, a tool that aids in locating celestial objects in the night sky. He demonstrates how to use the app to track the comet's trajectory and visibility as it rises higher each night. Despite the challenge posed by the approaching full moon, which could hinder long exposure photography, Walt encourages photographers to seize every opportunity to capture images of the comet, emphasizing the importance of taking advantage of the best conditions possible.

Experimenting with both an iPhone and a Samsung Galaxy S24

Once he arrives at the chosen location, Walt begins the practical aspects of photographing the comet. He sets his Canon camera with a Ronon 24mm f/1.4 lens to an ISO of 100 and a shutter speed of 1/160 seconds, preparing to focus on the moon as it sets. This stage of preparation underscores the necessity of patience and precision when photographing celestial phenomena.

Walt experiments with both an iPhone and a Samsung Galaxy S24 to demonstrate how accessible astrophotography can be. For the iPhone, he guides viewers through adjusting the exposure settings to capture a 10-second exposure while utilizing the timer function to prevent camera shake. The resulting image astounds him, showcasing the capability of modern smartphones to capture such remarkable celestial events.

Transitioning to the Samsung Galaxy S24

Transitioning to the Samsung Galaxy S24, Walt sets up similar parameters, adjusting the ISO and shutter speed to optimize the image quality. He notes the importance of adjusting the focus to achieve the best results, highlighting the difference in experience between various smartphone models.

Next, he switches back to his Canon camera with the Ronon lens, providing a final test at an ISO of 800 and a shutter speed of 10 seconds. The results from this setup prove rewarding, as Walt captures stunning images of the comet, underscoring the powerful potential of DSLR cameras in astrophotography.

Editing the images, focusing primarily on white balance and noise reduction

As the night concludes and Walt returns home, he reflects on the successful session, stating he plans to edit the images with minimal adjustments, focusing primarily on white balance and noise reduction. His commitment to showcasing the comet's natural beauty is evident in his approach to the editing process.

In closing, Walt invites viewers to share their own comet photographs and thoughts in the comments and encourages them to subscribe to his channel as he nears 30,000 subscribers. With a playful reminder to "stay spacey" and clear skies ahead, he reinforces the community spirit among fellow astrophotographers.

Watch his full video tutorial below.