Exposure
- ID
- MATIS.2025-08-07T08:50:46.568_1
- Header ID
- MATIS.2025-08-07T08:50:46.568
- Date updated
- 2025-08-07 09:00:34 UTC+0000
- Release date
- 2026-08-07 09:00:34 UTC+0000
- UTC Start
- 2025-08-07 08:50:46.568
- UTC End
- 2025-08-07 08:51:48.578
- MJD Start
- 60894.36859454
- MJD End
- 60894.36931224833
- Exposure time (s)
- 62.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.006979
- Ambient temperature (°C)
- 13.36
- Seeing (arcsec)
- 0.565
Observation
- ID
- 69510
- 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
- 51628
- Name
- HD 218396
- RA
- 346.871699
- DEC
- 21.13408
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 52.2540 | 52.3100 | 38.0000 | 38.0000 |
| U1-U3 | 97.7060 | 97.7920 | 42.2000 | 42.1000 |
| U1-U4 | 129.6420 | 129.5980 | 58.6550 | 58.5490 |
| U2-U3 | 45.7410 | 45.7690 | 46.9000 | 46.8000 |
| U2-U4 | 82.8000 | 82.6640 | 71.4910 | 71.3660 |
| U3-U4 | 45.4040 | 45.2240 | 96.2990 | 96.2300 |
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 | 60894.36859454 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871699 |
| DEC | 21.13408 |
| HIERARCH ESO DET NAME | MATISSE-N |
| HIERARCH ESO INS DIN NAME | LOW |
| HIERARCH ESO INS DIN ID | LOW |
| 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 | 0.0200088 |
| HIERARCH ESO DET SEQ1 PERIOD | 0.026 |
| HIERARCH ESO DET NDIT | 2385 |
| HIERARCH ESO ISS PBL12 START | 52.254 |
| HIERARCH ESO ISS PBL12 END | 52.31 |
| HIERARCH ESO ISS PBLA12 START | 38.0 |
| HIERARCH ESO ISS PBLA12 END | 38.0 |
| HIERARCH ESO ISS PBL13 START | 97.706 |
| HIERARCH ESO ISS PBL13 END | 97.792 |
| HIERARCH ESO ISS PBLA13 START | 42.2 |
| HIERARCH ESO ISS PBLA13 END | 42.1 |
| HIERARCH ESO ISS PBL14 START | 129.642 |
| HIERARCH ESO ISS PBL14 END | 129.598 |
| HIERARCH ESO ISS PBLA14 START | 58.655 |
| HIERARCH ESO ISS PBLA14 END | 58.549 |
| HIERARCH ESO ISS PBL23 START | 45.741 |
| HIERARCH ESO ISS PBL23 END | 45.769 |
| HIERARCH ESO ISS PBLA23 START | 46.9 |
| HIERARCH ESO ISS PBLA23 END | 46.8 |
| HIERARCH ESO ISS PBL24 START | 82.8 |
| HIERARCH ESO ISS PBL24 END | 82.664 |
| HIERARCH ESO ISS PBLA24 START | 71.491 |
| HIERARCH ESO ISS PBLA24 END | 71.366 |
| HIERARCH ESO ISS PBL34 START | 45.404 |
| HIERARCH ESO ISS PBL34 END | 45.224 |
| HIERARCH ESO ISS PBLA34 START | 96.299 |
| HIERARCH ESO ISS PBLA34 END | 96.23 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007166 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006792 |
| HIERARCH ESO ISS AMBI TEMP | 13.36 |
| HIERARCH ESO ISS AMBI FWHM START | 0.57 |
| HIERARCH ESO ISS AMBI FWHM END | 0.56 |