atik dev

                hdr['DATE-OBS'] = (str(self._last_datetime),

                                   "(UTC) Date the exposure was started")

            if bx.value > 1 or by.value > 1:

                # Binned readouts have been observed to report a stale

                # CCD-TEMP (a fixed 0.31C) right after ArtemisImageReady,

                # with ArtemisTemperatureSensorInfo still returning

                # ARTEMIS_OK -- the error-code check below can't catch it.

                # A short settle delay lets the driver's temperature cache

                # refresh before we read it.

                time.sleep(0.2)

            ccd_temp = ctypes.c_int()

            err = self._lib.ArtemisTemperatureSensorInfo(h, 1, ctypes.byref(ccd_temp))

            if err != _ARTEMIS_OK:

                # Seen right after a binned exposure: the sensor query can

                # briefly fail before the driver has settled post-readout.

                # One retry is enough in practice.

                # Genuine SDK-reported failure (distinct from the stale-cache

                # case above): retry once after a short delay.

                time.sleep(0.2)

                err = self._lib.ArtemisTemperatureSensorInfo(h, 1, ctypes.byref(ccd_temp))

            if err == _ARTEMIS_OK:

                hdr['CCD-TEMP'] = (ccd_temp.value / 100.0, "[C] CCD temperature")

            temp = ctypes.c_int()

            err = self._lib.ArtemisTemperatureSensorInfo(h, 1, ctypes.byref(temp))

            if err != _ARTEMIS_OK:

                time.sleep(0.2)

                err = self._lib.ArtemisTemperatureSensorInfo(h, 1, ctypes.byref(temp))

            if err != _ARTEMIS_OK:

                log.error(f"Atik: ArtemisTemperatureSensorInfo failed (error {err})")