PHAETHON OCCULTATION OBSERVATION CAMPAIGN AND DATA ANALYSIS WORKSHOP – 2025

Dear IOTA/EA members

We will hold a Phaethon occultation observation campaign and an observation
workshop.

Location:だて歴史の杜カルチャーセンター 視聴覚室 (入場無料)

〒052-0012 北海道伊達市松ヶ枝町34番地1

TEL 0142-22-1515 FAX 0142-22-1155

JR北海道伊達紋別駅からタクシー約8分

*https://culture.dcpc.jp/*

Date: September 19, 2025
09:00-12:00 Occultation Observation Frontline
13:00-17:00 Occultation Observation Frontline + Observation Briefing Individual dinner, then move to observation site. After observation, go home.
Phaethon occultation observation at 1:52 am (JST) on September 20

Participation format:
Participate on-site or online. You can participate in the workshop online.
Observation is only available in person.
If you applied to participate online, we will send you the Zoom connection details at a later date.

Application:
Please apply using the following Google Form.
https://docs.google.com/forms/d/e/1FAIpQLSdX1U2CmXlGs4IVLCsNQjKacfLuRlnRdK8L-CmCVHINwH0eWQ/viewform

# Prediction
https://www.perc.it-chiba.ac.jp/iota-ea/wp/wp-content/uploads/2024/11/2025_09_19-3200-Phaethon.png

If you would like to participate in the occultation observation campaign,
I’ll prepare planning and observation report soreadsheet, soon.

Best regards,
Fumi