Friday 13 May 2022 9.00am EDT
During the last week Chandra completed the observing schedule as planned. A real-time procedure was executed on May 7 to evaluate the telemetry link margin using the transmitter in low power mode when Chandra is near orbit apogee. This activity was in support of a planned operational configuration change to protect DSN resources during the upcoming epoch of low perigee. Chandra passed through the 10th and 11th eclipses of the season on May 8 and 11 respectively, with nominal power and thermal performance. A real-time procedure was executed on May 8 to dump and clear the EPS glitch counters following the eclipse. A Chandra press release was issued on May 12 describing the coordination of multiple telescopes, including Chandra, which observed the Milky Way's giant black hole simultaneously with the Event Horizon Telescope (EHT). This combined effort gave insight into what is happening farther out than the field-of-view of the EHT. These data will help astronomers better understand the complex process of "accretion" where material falls towards and into the black hole. X-rays from Chandra reveal hot gas that was blown away through winds from the black hole known as Sagittarius A*. For details see: https://chandra.harvard.edu/press/22_releases/press_051222.html The schedule of targets for the next week is shown below and includes an observation of SDSS J150921.68+030452.7 coordinated with HET. |
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Radiation Belts May 16
DELSJ092347.12+0402 ACIS-S
GW170817 ACIS-S May 17
DELSJ110421.59+2134 ACIS-S
SDSSJ150921.68+0304 ACIS-S
GDH17 ACIS-I
GDH17 ACIS-I May 18
Abell2744 ACIS-I
GDH17 ACIS-I
GDH17 ACIS-I
PSZ2G018.32-28.50 ACIS-I
Radiation Belts May 19
JWST-DTDF-1 ACIS-I
hetej1900.1-2455 ACIS-S
NGC3081 ACIS-S May 20
2RXSJ001122.0-21143 ACIS-S
2FHLJ1745.1-3035 ACIS-I
4U0114+65 ACIS-S/HETG
GDH17 ACIS-I May 21
KeplerSNR ACIS-S/HETG
Radiation Belts
rhoOphA ACIS-S/HETG
SDSSJ012530.85-10273 ACIS-S May 22
ASASSN-14ko ACIS-S
SDSSJ095031.63+43290 ACIS-S
Abell2029 ACIS-I
UGC4393 ACIS-S
Abell2029 ACIS-I
[DAG2016]PSZ1-ARCG ACIS-S May 23------------------------------------------
All spacecraft subsystems except HRC continued to support nominal operations.
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