Exposure
- ID
- MATIS.2025-08-10T07:45:24.806_1
- Header ID
- MATIS.2025-08-10T07:45:24.806
- Date updated
- 2025-08-10 07:50:43 UTC+0000
- Release date
- 2026-08-10 07:50:43 UTC+0000
- UTC Start
- 2025-08-10 07:45:24.806
- UTC End
- 2025-08-10 07:46:31.250
- MJD Start
- 60897.32320377
- MJD End
- 60897.32397279778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003738
- Ambient temperature (°C)
- 11.95
- Seeing (arcsec)
- 0.41
Observation
- ID
- 69778
- 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
- 51805
- Name
- HD 218396
- RA
- 346.871479
- DEC
- 21.13373
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 48.8660 | 48.9560 | 38.0000 | 38.0000 |
| U1-U3 | 92.0720 | 92.2300 | 43.4000 | 43.4000 |
| U1-U4 | 129.5870 | 129.6440 | 63.5290 | 63.4270 |
| U2-U3 | 43.6570 | 43.7210 | 49.4000 | 49.3000 |
| U2-U4 | 88.0300 | 87.9500 | 77.3570 | 77.2300 |
| U3-U4 | 53.5510 | 53.3870 | 99.8480 | 99.7640 |
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 | 60897.32320377 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871479 |
| DEC | 21.13373 |
| 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 | 48.866 |
| HIERARCH ESO ISS PBL12 END | 48.956 |
| HIERARCH ESO ISS PBLA12 START | 38.0 |
| HIERARCH ESO ISS PBLA12 END | 38.0 |
| HIERARCH ESO ISS PBL13 START | 92.072 |
| HIERARCH ESO ISS PBL13 END | 92.23 |
| HIERARCH ESO ISS PBLA13 START | 43.4 |
| HIERARCH ESO ISS PBLA13 END | 43.4 |
| HIERARCH ESO ISS PBL14 START | 129.587 |
| HIERARCH ESO ISS PBL14 END | 129.644 |
| HIERARCH ESO ISS PBLA14 START | 63.529 |
| HIERARCH ESO ISS PBLA14 END | 63.427 |
| HIERARCH ESO ISS PBL23 START | 43.657 |
| HIERARCH ESO ISS PBL23 END | 43.721 |
| HIERARCH ESO ISS PBLA23 START | 49.4 |
| HIERARCH ESO ISS PBLA23 END | 49.3 |
| HIERARCH ESO ISS PBL24 START | 88.03 |
| HIERARCH ESO ISS PBL24 END | 87.95 |
| HIERARCH ESO ISS PBLA24 START | 77.357 |
| HIERARCH ESO ISS PBLA24 END | 77.23 |
| HIERARCH ESO ISS PBL34 START | 53.551 |
| HIERARCH ESO ISS PBL34 END | 53.387 |
| HIERARCH ESO ISS PBLA34 START | 99.848 |
| HIERARCH ESO ISS PBLA34 END | 99.764 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003704 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003772 |
| HIERARCH ESO ISS AMBI TEMP | 11.95 |
| HIERARCH ESO ISS AMBI FWHM START | 0.41 |
| HIERARCH ESO ISS AMBI FWHM END | 0.41 |