Exposure
- ID
- MATIS.2025-08-11T08:34:45.952_1
- Header ID
- MATIS.2025-08-11T08:34:45.952
- Date updated
- 2025-08-11 08:40:42 UTC+0000
- Release date
- 2026-08-11 08:40:42 UTC+0000
- UTC Start
- 2025-08-11 08:34:45.952
- UTC End
- 2025-08-11 08:35:52.396
- MJD Start
- 60898.3574763
- MJD End
- 60898.35824532778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004546
- Ambient temperature (°C)
- 14.93
- Seeing (arcsec)
- 0.4
Observation
- ID
- 69925
- 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
- 51892
- Name
- HD 218396
- RA
- 346.871662
- DEC
- 21.1337
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 52.2380 | 52.3060 | 38.0000 | 38.0000 |
| U1-U3 | 97.6800 | 97.7870 | 42.2000 | 42.1000 |
| U1-U4 | 129.6550 | 129.6000 | 58.6870 | 58.5570 |
| U2-U3 | 45.7330 | 45.7670 | 46.9000 | 46.8000 |
| U2-U4 | 82.8390 | 82.6730 | 71.5290 | 71.3750 |
| U3-U4 | 45.4560 | 45.2350 | 96.3200 | 96.2350 |
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 | 60898.3574763 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871662 |
| DEC | 21.1337 |
| 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 | 52.238 |
| HIERARCH ESO ISS PBL12 END | 52.306 |
| HIERARCH ESO ISS PBLA12 START | 38.0 |
| HIERARCH ESO ISS PBLA12 END | 38.0 |
| HIERARCH ESO ISS PBL13 START | 97.68 |
| HIERARCH ESO ISS PBL13 END | 97.787 |
| HIERARCH ESO ISS PBLA13 START | 42.2 |
| HIERARCH ESO ISS PBLA13 END | 42.1 |
| HIERARCH ESO ISS PBL14 START | 129.655 |
| HIERARCH ESO ISS PBL14 END | 129.6 |
| HIERARCH ESO ISS PBLA14 START | 58.687 |
| HIERARCH ESO ISS PBLA14 END | 58.557 |
| HIERARCH ESO ISS PBL23 START | 45.733 |
| HIERARCH ESO ISS PBL23 END | 45.767 |
| HIERARCH ESO ISS PBLA23 START | 46.9 |
| HIERARCH ESO ISS PBLA23 END | 46.8 |
| HIERARCH ESO ISS PBL24 START | 82.839 |
| HIERARCH ESO ISS PBL24 END | 82.673 |
| HIERARCH ESO ISS PBLA24 START | 71.529 |
| HIERARCH ESO ISS PBLA24 END | 71.375 |
| HIERARCH ESO ISS PBL34 START | 45.456 |
| HIERARCH ESO ISS PBL34 END | 45.235 |
| HIERARCH ESO ISS PBLA34 START | 96.32 |
| HIERARCH ESO ISS PBLA34 END | 96.235 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004231 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004861 |
| HIERARCH ESO ISS AMBI TEMP | 14.93 |
| HIERARCH ESO ISS AMBI FWHM START | 0.43 |
| HIERARCH ESO ISS AMBI FWHM END | 0.37 |