Exposure
- ID
- MATIS.2025-08-06T07:36:54.375_1
- Header ID
- MATIS.2025-08-06T07:36:54.375
- Date updated
- 2025-08-06 07:45:41 UTC+0000
- Release date
- 2026-08-06 07:45:40 UTC+0000
- UTC Start
- 2025-08-06 07:36:54.375
- UTC End
- 2025-08-06 07:38:00.819
- MJD Start
- 60893.31729601
- MJD End
- 60893.318065037776
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0077705
- Ambient temperature (°C)
- 14.23
- Seeing (arcsec)
- 0.515
Observation
- ID
- 69252
- 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
- 51481
- Name
- HD 218396
- RA
- 346.871619
- DEC
- 21.13407
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 47.0560 | 47.1560 | 37.4000 | 37.5000 |
| U1-U3 | 88.8150 | 89.0010 | 43.4000 | 43.4000 |
| U1-U4 | 127.9400 | 128.0550 | 65.3810 | 65.2870 |
| U2-U3 | 42.2980 | 42.3770 | 50.0000 | 50.0000 |
| U2-U4 | 89.1410 | 89.1020 | 79.7040 | 79.5820 |
| U3-U4 | 56.4160 | 56.2760 | 101.4880 | 101.3990 |
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 | 60893.31729601 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871619 |
| DEC | 21.13407 |
| 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 | 47.056 |
| HIERARCH ESO ISS PBL12 END | 47.156 |
| HIERARCH ESO ISS PBLA12 START | 37.4 |
| HIERARCH ESO ISS PBLA12 END | 37.5 |
| HIERARCH ESO ISS PBL13 START | 88.815 |
| HIERARCH ESO ISS PBL13 END | 89.001 |
| HIERARCH ESO ISS PBLA13 START | 43.4 |
| HIERARCH ESO ISS PBLA13 END | 43.4 |
| HIERARCH ESO ISS PBL14 START | 127.94 |
| HIERARCH ESO ISS PBL14 END | 128.055 |
| HIERARCH ESO ISS PBLA14 START | 65.381 |
| HIERARCH ESO ISS PBLA14 END | 65.287 |
| HIERARCH ESO ISS PBL23 START | 42.298 |
| HIERARCH ESO ISS PBL23 END | 42.377 |
| HIERARCH ESO ISS PBLA23 START | 50.0 |
| HIERARCH ESO ISS PBLA23 END | 50.0 |
| HIERARCH ESO ISS PBL24 START | 89.141 |
| HIERARCH ESO ISS PBL24 END | 89.102 |
| HIERARCH ESO ISS PBLA24 START | 79.704 |
| HIERARCH ESO ISS PBLA24 END | 79.582 |
| HIERARCH ESO ISS PBL34 START | 56.416 |
| HIERARCH ESO ISS PBL34 END | 56.276 |
| HIERARCH ESO ISS PBLA34 START | 101.488 |
| HIERARCH ESO ISS PBLA34 END | 101.399 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007739 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007802 |
| HIERARCH ESO ISS AMBI TEMP | 14.23 |
| HIERARCH ESO ISS AMBI FWHM START | 0.53 |
| HIERARCH ESO ISS AMBI FWHM END | 0.5 |