Exposure
- ID
- MATIS.2025-08-10T07:28:46.609_1
- Header ID
- MATIS.2025-08-10T07:28:46.609
- Date updated
- 2025-08-10 07:35:43 UTC+0000
- Release date
- 2026-08-10 07:35:43 UTC+0000
- UTC Start
- 2025-08-10 07:28:46.609
- UTC End
- 2025-08-10 07:29:53.053
- MJD Start
- 60897.31165057
- MJD End
- 60897.31241959778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004576
- Ambient temperature (°C)
- 12.12
- Seeing (arcsec)
- 0.475
Observation
- ID
- 69762
- 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
- 51798
- Name
- HD 218396
- RA
- 346.87147
- DEC
- 21.13373
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 47.6390 | 47.7350 | 37.7000 | 37.7000 |
| U1-U3 | 89.8810 | 90.0550 | 43.4000 | 43.4000 |
| U1-U4 | 128.5690 | 128.6640 | 64.8230 | 64.7270 |
| U2-U3 | 42.7510 | 42.8240 | 49.9000 | 49.8000 |
| U2-U4 | 88.8810 | 88.8300 | 78.9840 | 78.8620 |
| U3-U4 | 55.5760 | 55.4310 | 100.9700 | 100.8840 |
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 | 60897.31165057 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.87147 |
| 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 | 47.639 |
| HIERARCH ESO ISS PBL12 END | 47.735 |
| HIERARCH ESO ISS PBLA12 START | 37.7 |
| HIERARCH ESO ISS PBLA12 END | 37.7 |
| HIERARCH ESO ISS PBL13 START | 89.881 |
| HIERARCH ESO ISS PBL13 END | 90.055 |
| HIERARCH ESO ISS PBLA13 START | 43.4 |
| HIERARCH ESO ISS PBLA13 END | 43.4 |
| HIERARCH ESO ISS PBL14 START | 128.569 |
| HIERARCH ESO ISS PBL14 END | 128.664 |
| HIERARCH ESO ISS PBLA14 START | 64.823 |
| HIERARCH ESO ISS PBLA14 END | 64.727 |
| HIERARCH ESO ISS PBL23 START | 42.751 |
| HIERARCH ESO ISS PBL23 END | 42.824 |
| HIERARCH ESO ISS PBLA23 START | 49.9 |
| HIERARCH ESO ISS PBLA23 END | 49.8 |
| HIERARCH ESO ISS PBL24 START | 88.881 |
| HIERARCH ESO ISS PBL24 END | 88.83 |
| HIERARCH ESO ISS PBLA24 START | 78.984 |
| HIERARCH ESO ISS PBLA24 END | 78.862 |
| HIERARCH ESO ISS PBL34 START | 55.576 |
| HIERARCH ESO ISS PBL34 END | 55.431 |
| HIERARCH ESO ISS PBLA34 START | 100.97 |
| HIERARCH ESO ISS PBLA34 END | 100.884 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004576 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004576 |
| HIERARCH ESO ISS AMBI TEMP | 12.12 |
| HIERARCH ESO ISS AMBI FWHM START | 0.46 |
| HIERARCH ESO ISS AMBI FWHM END | 0.49 |