0. Table of contents
Last Updated 7 May 2020
1. Timing Calibrations of X-ray missions
1.1 Summary of Timing Requirement and Calibrations
| Mission/Instruments | Science Requirement Absolute Time | Timing System Design | Timing Calibration Status | In-orbit Timing-Calibration Targets | Reported Issues | Reference | ||
|---|---|---|---|---|---|---|---|---|
| Requirement | Goal | GPS Receiver | Clock Stability | (Absolute Timing Precision) | ||||
RXTE/PCA  | ||||||||
| Chandra / ACIS | ||||||||
| Chandra / HRC | ||||||||
| XMM-Newton/EPIC-MOS | ||||||||
| XMM-Newtion/EPIC-PN | ||||||||
| INTEGRAL/SPI | ||||||||
| INTEGRAL/IBIS | ||||||||
| Swift/BAT | ||||||||
| Swift/XRT | ||||||||
Suzaku/XIS | ||||||||
| Suzaku/HXD | ||||||||
| NuSTAR/FPM | 0.1 ms | 0.1 ms | ~5ms offset using | |||||
| Astrosat | ||||||||
| HXMT | ||||||||
| Hitomi/SXS,SXI,HXI,SGD | ||||||||
| NICER | ||||||||
| eROSITA | ||||||||
XRISM/Resolve  | ||||||||
| XRISM/Xtend | ||||||||
Mission completed.
Future Mission
1.2 Point of Contacts
| Mission | PoC |
|---|---|
| RXTE | to be confirmed |
| Chandra | Vinay Kashyap |
| XMM-Newton | Felix Fuerst, Simon Rosen |
| Swift | Amy Lien |
| INTEGRAL | Guillaume Belanger, Volodymyr SAVCHENKO |
| NuSTAR | Matteo Bachetti, Katja Pottschmidt |
| Astrosat | Gulab Dewanga, (Dipankar Bhattacharya; to be confirmed) |
| HXMT | Xiaobo LI |
| NICER | Craig Markwardt, Teruaki Enoto |
| eROSITA | to be confirmed |
| Suzaku | Yukikatsu Terada |
| Hitomomi | Yukikatsu Terada |
| XRISM | Yukikatsu Terada |
2. In-orbit Timing Calibration Plan/Observations
2.1 Archive Data
2.1.1 List of Coordinated Observations useful for Timing
2.1.2 Reports
2.2 New Coordinated Observations
3. Studies on Timing
3.1 effects on timing products (power spec, light curve etc) by the detector’s behavior (dead time, grade selection of calorimeter etc)
4. Timing Tools, (with Statistic Group)
5. Notes