Subject: [SLR-Mail] No.2459: GRACE final science data collection From: Rolf Koenig Author: Rolf Koenig, GFZ As the mission ops team re-established the contact to GRACE-B, see: https://www.jpl.nasa.gov/news/news.php?feature=6947 we stay tuned to commence our orbit prediction service in case the satellite can be operated in science mode foreseen in the mid October, early November time frame.