Exposure
- ID
- MATIS.2025-08-07T09:25:57.979_1
- Header ID
- MATIS.2025-08-07T09:25:57.979
- Date updated
- 2025-08-07 09:31:09 UTC+0000
- Release date
- 2026-08-07 09:31:09 UTC+0000
- UTC Start
- 2025-08-07 09:25:57.979
- UTC End
- 2025-08-07 09:27:04.423
- MJD Start
- 60894.39303217
- MJD End
- 60894.39380119778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.005823
- Ambient temperature (°C)
- 13.59
- Seeing (arcsec)
- 0.7
Observation
- ID
- 69519
- Category
- science
- Program ID
- 115.28GN.001
- Program Title
- MID-INFRARED STUDY OF THE PLANETARY ATMOSPHERES OF THE HR 8799 SYSTEM
- Program Type
- Normal
- PI / COI
- HOULLÉ / MILLOUR / SCIGLIUTO / LOPEZ
Target
- ID
- 51633
- Name
- HD 218396
- RA
- 346.871701
- DEC
- 21.13409
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 53.9490 | 53.9950 | 37.2000 | 37.2000 |
| U1-U3 | 100.1810 | 100.2430 | 40.6000 | 40.5000 |
| U1-U4 | 127.2570 | 127.1550 | 54.7540 | 54.6220 |
| U2-U3 | 46.4350 | 46.4480 | 44.5000 | 44.4000 |
| U2-U4 | 77.5380 | 77.3540 | 66.8590 | 66.7010 |
| U3-U4 | 38.8320 | 38.6120 | 93.8940 | 93.8160 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 115.28GN.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT |
| MJD-OBS | 60894.39303217 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871701 |
| DEC | 21.13409 |
| HIERARCH ESO DET NAME | MATISSE-LM |
| HIERARCH ESO INS FIL NAME | LM |
| HIERARCH ESO INS FIL ID | LM |
| HIERARCH ESO INS DIL NAME | MED |
| HIERARCH ESO INS DIL ID | MED |
| HIERARCH ESO INS MODE | HYBRID |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | U1 |
| HIERARCH ESO ISS CONF STATION2 | U2 |
| HIERARCH ESO ISS CONF STATION3 | U3 |
| HIERARCH ESO ISS CONF STATION4 | U4 |
| EXPTIME | 10.0 |
| HIERARCH ESO DET SEQ1 PERIOD | 11.074 |
| HIERARCH ESO DET NDIT | 6 |
| HIERARCH ESO ISS PBL12 START | 53.949 |
| HIERARCH ESO ISS PBL12 END | 53.995 |
| HIERARCH ESO ISS PBLA12 START | 37.2 |
| HIERARCH ESO ISS PBLA12 END | 37.2 |
| HIERARCH ESO ISS PBL13 START | 100.181 |
| HIERARCH ESO ISS PBL13 END | 100.243 |
| HIERARCH ESO ISS PBLA13 START | 40.6 |
| HIERARCH ESO ISS PBLA13 END | 40.5 |
| HIERARCH ESO ISS PBL14 START | 127.257 |
| HIERARCH ESO ISS PBL14 END | 127.155 |
| HIERARCH ESO ISS PBLA14 START | 54.754 |
| HIERARCH ESO ISS PBLA14 END | 54.622 |
| HIERARCH ESO ISS PBL23 START | 46.435 |
| HIERARCH ESO ISS PBL23 END | 46.448 |
| HIERARCH ESO ISS PBLA23 START | 44.5 |
| HIERARCH ESO ISS PBLA23 END | 44.4 |
| HIERARCH ESO ISS PBL24 START | 77.538 |
| HIERARCH ESO ISS PBL24 END | 77.354 |
| HIERARCH ESO ISS PBLA24 START | 66.859 |
| HIERARCH ESO ISS PBLA24 END | 66.701 |
| HIERARCH ESO ISS PBL34 START | 38.832 |
| HIERARCH ESO ISS PBL34 END | 38.612 |
| HIERARCH ESO ISS PBLA34 START | 93.894 |
| HIERARCH ESO ISS PBLA34 END | 93.816 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005817 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005829 |
| HIERARCH ESO ISS AMBI TEMP | 13.59 |
| HIERARCH ESO ISS AMBI FWHM START | 0.69 |
| HIERARCH ESO ISS AMBI FWHM END | 0.71 |