Exposure
- ID
- MATIS.2025-08-10T08:03:19.306_1
- Header ID
- MATIS.2025-08-10T08:03:19.306
- Date updated
- 2025-08-10 08:10:34 UTC+0000
- Release date
- 2026-08-10 08:10:33 UTC+0000
- UTC Start
- 2025-08-10 08:03:19.306
- UTC End
- 2025-08-10 08:04:25.750
- MJD Start
- 60897.33564012
- MJD End
- 60897.33640914778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003332
- Ambient temperature (°C)
- 11.94
- Seeing (arcsec)
- 0.47
Observation
- ID
- 69786
- 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
- 51809
- Name
- HD 218396
- RA
- 346.871492
- DEC
- 21.13373
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 50.0990 | 50.1830 | 38.2000 | 38.2000 |
| U1-U3 | 94.2010 | 94.3430 | 43.1000 | 43.1000 |
| U1-U4 | 130.1390 | 130.1570 | 62.0280 | 61.9170 |
| U2-U3 | 44.4950 | 44.5480 | 48.7000 | 48.6000 |
| U2-U4 | 86.6920 | 86.5820 | 75.5180 | 75.3840 |
| U3-U4 | 51.0980 | 50.9140 | 98.6590 | 98.5750 |
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 | 60897.33564012 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871492 |
| 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 | 50.099 |
| HIERARCH ESO ISS PBL12 END | 50.183 |
| HIERARCH ESO ISS PBLA12 START | 38.2 |
| HIERARCH ESO ISS PBLA12 END | 38.2 |
| HIERARCH ESO ISS PBL13 START | 94.201 |
| HIERARCH ESO ISS PBL13 END | 94.343 |
| HIERARCH ESO ISS PBLA13 START | 43.1 |
| HIERARCH ESO ISS PBLA13 END | 43.1 |
| HIERARCH ESO ISS PBL14 START | 130.139 |
| HIERARCH ESO ISS PBL14 END | 130.157 |
| HIERARCH ESO ISS PBLA14 START | 62.028 |
| HIERARCH ESO ISS PBLA14 END | 61.917 |
| HIERARCH ESO ISS PBL23 START | 44.495 |
| HIERARCH ESO ISS PBL23 END | 44.548 |
| HIERARCH ESO ISS PBLA23 START | 48.7 |
| HIERARCH ESO ISS PBLA23 END | 48.6 |
| HIERARCH ESO ISS PBL24 START | 86.692 |
| HIERARCH ESO ISS PBL24 END | 86.582 |
| HIERARCH ESO ISS PBLA24 START | 75.518 |
| HIERARCH ESO ISS PBLA24 END | 75.384 |
| HIERARCH ESO ISS PBL34 START | 51.098 |
| HIERARCH ESO ISS PBL34 END | 50.914 |
| HIERARCH ESO ISS PBLA34 START | 98.659 |
| HIERARCH ESO ISS PBLA34 END | 98.575 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003412 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003252 |
| HIERARCH ESO ISS AMBI TEMP | 11.94 |
| HIERARCH ESO ISS AMBI FWHM START | 0.46 |
| HIERARCH ESO ISS AMBI FWHM END | 0.48 |