Exposure
- ID
- MATIS.2025-08-10T07:40:23.867_1
- Header ID
- MATIS.2025-08-10T07:40:23.867
- 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 07:40:23.867
- UTC End
- 2025-08-10 07:41:30.311
- MJD Start
- 60897.31972068
- MJD End
- 60897.32048970778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0044145
- Ambient temperature (°C)
- 12.01
- Seeing (arcsec)
- 0.42
Observation
- ID
- 69775
- 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
- 51803
- Name
- HD 218396
- RA
- 346.871482
- DEC
- 21.13373
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 48.5050 | 48.5970 | 37.9000 | 38.0000 |
| U1-U3 | 91.4340 | 91.5980 | 43.4000 | 43.4000 |
| U1-U4 | 129.3320 | 129.4010 | 63.9280 | 63.8280 |
| U2-U3 | 43.3970 | 43.4640 | 49.5000 | 49.5000 |
| U2-U4 | 88.3260 | 88.2550 | 77.8530 | 77.7280 |
| U3-U4 | 54.1860 | 54.0280 | 100.1830 | 100.0980 |
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 | 60897.31972068 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871482 |
| 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 | 48.505 |
| HIERARCH ESO ISS PBL12 END | 48.597 |
| HIERARCH ESO ISS PBLA12 START | 37.9 |
| HIERARCH ESO ISS PBLA12 END | 38.0 |
| HIERARCH ESO ISS PBL13 START | 91.434 |
| HIERARCH ESO ISS PBL13 END | 91.598 |
| HIERARCH ESO ISS PBLA13 START | 43.4 |
| HIERARCH ESO ISS PBLA13 END | 43.4 |
| HIERARCH ESO ISS PBL14 START | 129.332 |
| HIERARCH ESO ISS PBL14 END | 129.401 |
| HIERARCH ESO ISS PBLA14 START | 63.928 |
| HIERARCH ESO ISS PBLA14 END | 63.828 |
| HIERARCH ESO ISS PBL23 START | 43.397 |
| HIERARCH ESO ISS PBL23 END | 43.464 |
| HIERARCH ESO ISS PBLA23 START | 49.5 |
| HIERARCH ESO ISS PBLA23 END | 49.5 |
| HIERARCH ESO ISS PBL24 START | 88.326 |
| HIERARCH ESO ISS PBL24 END | 88.255 |
| HIERARCH ESO ISS PBLA24 START | 77.853 |
| HIERARCH ESO ISS PBLA24 END | 77.728 |
| HIERARCH ESO ISS PBL34 START | 54.186 |
| HIERARCH ESO ISS PBL34 END | 54.028 |
| HIERARCH ESO ISS PBLA34 START | 100.183 |
| HIERARCH ESO ISS PBLA34 END | 100.098 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004979 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00385 |
| HIERARCH ESO ISS AMBI TEMP | 12.01 |
| HIERARCH ESO ISS AMBI FWHM START | 0.41 |
| HIERARCH ESO ISS AMBI FWHM END | 0.43 |