2 DA 20-1008 September 3, 2020 WORLD RADIOCOMMUNICATION CONFERENCE ADVISORY COMMITTEE MEETINGS OF INFORMAL WORKING GROUPS ONE, TWO, THREE AND FOUR IB Docket No. 16-185 Informal Working Group 1 (IWG-1), Informal Working Group 2 (IWG-2), Informal Working Group 3 (IWG-3) and Informal Working Group 4 (IWG-4) of the 2023 World Radiocommunication Conference Advisory Committee (WRC-23 Advisory Committee) have scheduled meetings as set forth below. The meetings are open to the public. The Commission’s WRC-23 website (www.fcc.gov/wrc-23) contains the latest information on all scheduled meetings and WRC-23 Advisory Committee matters. For further information on the attached meeting schedule, contact Dante Ibarra, the Designated Federal Official for the Advisory Committee, Dante.Ibarra@fcc.gov or WRC-23@fcc.gov (telephone: 202-418-0610). WRC-23 ADVISORY COMMITTEE SCHEDULE OF MEETINGS OF INFORMAL WORKING GROUPS 1, 2, 3 AND 4 Informal Working Group 1: Maritime, Aeronautical and Radar Services Contacts: Chair – Damon Ladson, dladson@hglaw.com, telephone: 202-730-1315 Vice Chair – Gregory Baker, gdb@asri.aero, telephone: 269-923-9993 FCC Representatives Louis Bell, telephone: 202-418-1641 Allen Yang, telephone: 202-418-0738 Dante Ibarra, telephone: 202-418-0610 Date: Wednesday, September 9, 2020 Time: 11:00 a.m. - 1:00 p.m. EDT https://www.webex.com/ WebEx Meeting Number: 171 007 6182 WebEx Meeting Password: N6rrPnUA9Q4 Add WebEx Audio by also dialing into the Teleconference Teleconference Only: 1-888-858-2144 Participant Code: 7971467 Informal Working Group 2: Terrestrial Services Contacts: Chair – Jayne Stancavage, jayne.stancavage@intel.com, telephone: 408-887-3186 Vice Chair – Jennifer Oberhausen, joberhausen@ctia.org, telephone: 202-736-3235 FCC Representatives Dante Ibarra, telephone: 202-418-0610 Louis Bell, telephone: 202-418-1641 Date: Wednesday, September 9, 2020 Time: 2:00 p.m. - 4:00 p.m. EDT https://www.webex.com/ WebEx Meeting Number: 171 469 9871 WebEx Meeting Password: E99MqqvjCv5 Add WebEx Audio by also dialing into the Teleconference Teleconference Only: 1-888-858-2144 Participant Code: 7971467 Informal Working Group 4: Regulatory Issues Contacts: Chair – David Goldman, david.goldman@spacex.com, telephone: 202-649-2641 Vice Chair – Giselle Creeser, giselle.creeser@intelsat.com, telephone: 703-559-7851 FCC Representatives Dante Ibarra, telephone: 202-418-0610 Clay DeCell, telephone: 202-418-0803 Date:         Thursday, September 17, 2020 Time:         11:00 a.m. – 12:30 p.m. EDT https://www.webex.com/ WebEx Meeting Number: 171 146 1440 WebEx Meeting Password: Jb3p5VJscU5 Add WebEx Audio by also dialing into the Teleconference Teleconference Only:  1-888-858-2144 Participant Code:  7971467 Informal Working Group 3:  Space Services Contacts:   Chair – Zachary Rosenbaum, zachary.rosenbaum@ses.com, telephone: 814‐233-7373 Vice Chair – Kimberly Baum, kimberly.baum@echostar.com, telephone: 301-428-7120 FCC Representatives   Clay DeCell, telephone:  202-418-0803 Kathyrn Medley, telephone: 202-418-1211 Eric Grodsky, telephone: 202-418-0563 Sankar Persaud, telephone: 202-418-2441 Dante Ibarra, telephone: 202-418-0610 Date:         Thursday, September 17, 2020 Time:         1:00 p.m. – 3:00 p.m. EDT https://www.webex.com/ WebEx Meeting Number: 171 610 8911 WebEx Meeting Password: wiP6qEqr8p5 Add WebEx Audio by also dialing into the Teleconference Teleconference Only:  1-888-858-2144 Participant Code:  7971467 - FCC –