AMS Summary 16:00 on Tue 14 May 2019 (GMT 134) To 16:00 on Wed 15 May 2019 (GMT 135)

AMS High Rate Data Downlink Rate (Mbps) : 17 -> 37 (2h) -> 17 Tracking and Data Relay Satellite (TDRS) ISS AMS Laptop AMS on ISS Flight Main Data Computers (JMDC) ISS Avionics Ku-band High Rate (down): Baseline: <17Mbit/s> Asia POCC TEE: Track/TRD/ACC PM: TOF/RICH/ECAL POCC TEE: Track/TRD/ACC PM: TOF/RICH/ECAL LEAD Thermal DATA Consultant NASA Liaison Data Production Ground White Sands Ground Terminal AMS Computers at Marshall Space Flight Center (MSFC)

Main Data Computers (JMDC) Number of Digital Signal Processor (DSP) bit-flips (Auto-fixed): 2 Data Acquisition (DAQ) Readout Data Reduction Detectors DAQ Comp (JINJ) TRD TOF+ACC Tracker RICH ECAL TRD (UDR) TOF+ACC (SDR) Tracker (TDR) RICH (RDR) ECAL (EDR) Trigger (JLV1) TRD (JINF-U) Tracker (JINF-T) RICH (JINF-R) ECAL (JINF-E) Main Data Computers (JMDC) Radiation Heavy nuclei More than 300 active Digital Signal Processor (DSP) for processing subdetectors signal, calculation and system control. DSP bit-flips are checked 4 times per orbit and can be fixed automatically. - Integrated Circuit (Si) + I increasing Bit-flips - a logic state is changed 3 3 3

AMS FLIGHT and GROUND SYSTEMS FLIGHT GROUND Due to maintenance on OPTIMIS (Operation Planning Timeline Integration System), ~2 hours delay to update the Playback ON/OFF items for JMDC. AMS FLIGHT and GROUND SYSTEMS AMS on ISS Trigger (JLV1) AMS Laptop Detectors Data Reduction Readout [2]x[4] TRD TOF+ACC Tracker RICH ECAL TRD (UDR) TRD (JINF-U) Tracker (JINF-T) RICH (JINF-R) ECAL (JINF-E) HRDL LRDL ISS Avionics 100 MBit/s E’net 7x[2] 8x[2]x[2] 2x[2]x[2] DAQ Comp (JINJ) AMSWire 100 MBit/s Main Data Computers (JMDC) TOF+ACC (SDR) 4x[2]x[4] Tracker (TDR) 4x[4] 24x[2] FLIGHT RICH (RDR) 12x[2] ECAL (EDR) 7x[2] 2x[4] TDRS AMS CAN Bus Main Comp. Power (USCM-J) Monitoring (Align., GPS, Star Track, Temps.) (USCM-M) TRD Gas, Temp. (UGSC-UG) Power Distribution (PDS) Tracker Thermal (TTCE) Ku-Forward(2015) Thermal Systems Ku-band S-band Asia POCC TEE: Track/TRD/ACC PM: TOF/RICH/ECAL Infrastructure White Sands POCC TEE: Track/TRD/ACC PM: TOF/RICH/ECAL LEAD Thermal DATA Consultant Infrastructure NASA Liaison Data Production ERIS/CDP/KuFwd MCC, JSC HOSCfepRIC POIC, MSFC Internet HOSCfep ERIS/CDP GSC IVoDS NISN GROUND AMS Flight Simulator Lab. AMS Flight Simulator ISS Avionics Simulator AMS Laptop SDIL, JSC “ISS” Avionics AMS Laptop FEU Internet Backup POCC (in 892)

Flight Ground ISS AMS on ISS ISS Avionics Unstable Ku, ~50 Sequence errors in Science Buffered Playback (SCIBPB) data. Tracking and Data Relay Satellite (TDRS) ISS AMS Laptop AMS on ISS Flight Main Data Computers (JMDC) ISS Avionics Ku-band High Rate (down): Baseline: <17Mbit/s> Asia POCC TEE: Track/TRD/ACC PM: TOF/RICH/ECAL POCC TEE: Track/TRD/ACC PM: TOF/RICH/ECAL LEAD Thermal DATA Consultant NASA Liaison Data Production Ground White Sands Ground Terminal AMS Computers at Marshall Space Flight Center (MSFC)

Tracker Thermal Control System (TTCS) TTCS pump-SB has no spikes (speed over limit). Working fluid：CO2 Single phase Two-phase condensers Pump-SB Magnet HX Accumulator space Tracker Thermal Control System (TTCS) Tracker TTCB one of two in parallel Radiators Evaporator +10ºC 120W 120W in out Evaporator Fill port 6

Flight Ground AMS Laptop daily logfile downlink OK ISS AMS on ISS ISS (The logfile contains the operation status of the Laptop and is checked by DATA expert everyday to make sure the Laptop is working properly) Tracking and Data Relay Satellite (TDRS) ISS AMS Laptop AMS on ISS Flight Main Data Computers (JMDC) ISS Avionics Asia POCC TEE: Track/TRD/ACC PM: TOF/RICH/ECAL POCC TEE: Track/TRD/ACC PM: TOF/RICH/ECAL LEAD Thermal DATA Consultant NASA Liaison Data Production Ground White Sands Ground Terminal AMS Computers at Marshall Space Flight Center (MSFC)

TRD: HV Intercalibration (Every day TRD experts will adjust high voltage according the gas loss in the detector to stabilize the gas gain.) U0: -2V (1437V -> 1435V) U1: -2V (1446V -> 1444V)

Upcoming Events

May 16 05:40 Maneuver to Yaw Bias May 17 07:30 Maneuver to TEA May 21 07:30 Maneuver to Yaw Bias May 23 13:45 Maneuver to TEA May 23 20:50 Maneuver to Yaw Bias May 24 08:20 Maneuver to TEA July 12 (3 days): ISS Yaw bias from -4 to -12 for power generation (+58<Beta>+68.5). July 19 (4 days): ISS Yaw bias from -4 to -12 for power generation (+68.5>Beta>+58).

AMS FLIGHT and GROUND SYSTEMS FLIGHT GROUND May 18 00:00(45mins): No Commanding. Swing over to Backup Control Center at JSC. Playback OFF. May 18 22:00(45mins): No Commanding. Swing back to Mission Control Center at JSC. Playback OFF. AMS FLIGHT and GROUND SYSTEMS AMS on ISS Trigger (JLV1) AMS Laptop Detectors Data Reduction Readout [2]x[4] TRD TOF+ACC Tracker RICH ECAL TRD (UDR) TRD (JINF-U) Tracker (JINF-T) RICH (JINF-R) ECAL (JINF-E) HRDL LRDL ISS Avionics 100 MBit/s E’net 7x[2] 8x[2]x[2] 2x[2]x[2] DAQ Comp (JINJ) AMSWire 100 MBit/s Main Data Computers (JMDC) TOF+ACC (SDR) 4x[2]x[4] Tracker (TDR) 4x[4] 24x[2] FLIGHT RICH (RDR) 12x[2] ECAL (EDR) 7x[2] 2x[4] TDRS AMS CAN Bus Main Comp. Power (USCM-J) Monitoring (Align., GPS, Star Track, Temps.) (USCM-M) TRD Gas, Temp. (UGSC-UG) Power Distribution (PDS) Tracker Thermal (TTCE) Ku-Forward(2015) Thermal Systems Ku-band S-band Asia POCC TEE: Track/TRD/ACC PM: TOF/RICH/ECAL Infrastructure White Sands POCC TEE: Track/TRD/ACC PM: TOF/RICH/ECAL LEAD Thermal DATA Consultant Infrastructure NASA Liaison Data Production ERIS/CDP/KuFwd MCC, JSC HOSCfepRIC POIC, MSFC Internet HOSCfep ERIS/CDP GSC IVoDS NISN GROUND AMS Flight Simulator Lab. AMS Flight Simulator ISS Avionics Simulator AMS Laptop SDIL, JSC “ISS” Avionics AMS Laptop FEU Internet Backup POCC (in 892)

Flight Ground ISS AMS on ISS May 21 <tbd>: JMDC monthly reload Tracking and Data Relay Satellite (TDRS) ISS AMS Laptop AMS on ISS Flight Main Data Computers (JMDC) ISS Avionics Asia POCC TEE: Track/TRD/ACC PM: TOF/RICH/ECAL POCC TEE: Track/TRD/ACC PM: TOF/RICH/ECAL LEAD Thermal DATA Consultant NASA Liaison Data Production Ground White Sands Ground Terminal AMS Computers at Marshall Space Flight Center (MSFC)

May 23 17:52 : 71P Reboost #8. Delta 4.5km. Burn 21m29s0 May 31 14:00 : SpX-17 unberth Jun 4 10:40 : 71P undock

Tracker Thermal Control System (TTCS) Projected pump ON/OFF times (Z. Zhang, 16 Apr 2019): May 03 - Jun 05 : Pump ON Jun 05 - Jun 30 : Pump OFF (Tracker Configuration E) Jul 01 - Aug 03 : Pump ON Aug 03 - Sep 01 : Pump OFF (Tracker Configuration E) Sep 02 - Sep 30 : Pump ON Tracker Thermal Control System (TTCS) Working fluid：CO2 Single phase Two-phase condensers Pump-SB Magnet HX Accumulator space in out Evaporator Tracker TTCB one of two in parallel Radiators 120W +10ºC Fill port