Exposure
- ID
- MATIS.2025-08-06T05:53:04.343_1
- Header ID
- MATIS.2025-08-06T05:53:04.343
- Date updated
- 2025-08-06 06:00:32 UTC+0000
- Release date
- 2026-08-06 06:00:32 UTC+0000
- UTC Start
- 2025-08-06 05:53:04.343
- UTC End
- 2025-08-06 05:54:10.787
- MJD Start
- 60893.24518915
- MJD End
- 60893.24595817778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.008373
- Ambient temperature (°C)
- 15.24
- Seeing (arcsec)
- 0.615
Observation
- ID
- 69166
- 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
- 51437
- Name
- HD 218396
- RA
- 346.871552
- DEC
- 21.13411
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 38.3290 | 38.4370 | 29.4000 | 29.6000 |
| U1-U3 | 71.1410 | 71.3840 | 38.4000 | 38.6000 |
| U1-U4 | 108.8540 | 109.2120 | 71.2920 | 71.2370 |
| U2-U3 | 33.8300 | 33.9570 | 48.7000 | 48.8000 |
| U2-U4 | 84.2970 | 84.4540 | 88.9660 | 88.8500 |
| U3-U4 | 62.4310 | 62.4190 | 109.4630 | 109.3480 |
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 | 60893.24518915 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871552 |
| DEC | 21.13411 |
| 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 | 38.329 |
| HIERARCH ESO ISS PBL12 END | 38.437 |
| HIERARCH ESO ISS PBLA12 START | 29.4 |
| HIERARCH ESO ISS PBLA12 END | 29.6 |
| HIERARCH ESO ISS PBL13 START | 71.141 |
| HIERARCH ESO ISS PBL13 END | 71.384 |
| HIERARCH ESO ISS PBLA13 START | 38.4 |
| HIERARCH ESO ISS PBLA13 END | 38.6 |
| HIERARCH ESO ISS PBL14 START | 108.854 |
| HIERARCH ESO ISS PBL14 END | 109.212 |
| HIERARCH ESO ISS PBLA14 START | 71.292 |
| HIERARCH ESO ISS PBLA14 END | 71.237 |
| HIERARCH ESO ISS PBL23 START | 33.83 |
| HIERARCH ESO ISS PBL23 END | 33.957 |
| HIERARCH ESO ISS PBLA23 START | 48.7 |
| HIERARCH ESO ISS PBLA23 END | 48.8 |
| HIERARCH ESO ISS PBL24 START | 84.297 |
| HIERARCH ESO ISS PBL24 END | 84.454 |
| HIERARCH ESO ISS PBLA24 START | 88.966 |
| HIERARCH ESO ISS PBLA24 END | 88.85 |
| HIERARCH ESO ISS PBL34 START | 62.431 |
| HIERARCH ESO ISS PBL34 END | 62.419 |
| HIERARCH ESO ISS PBLA34 START | 109.463 |
| HIERARCH ESO ISS PBLA34 END | 109.348 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.008373 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.008373 |
| HIERARCH ESO ISS AMBI TEMP | 15.24 |
| HIERARCH ESO ISS AMBI FWHM START | 0.61 |
| HIERARCH ESO ISS AMBI FWHM END | 0.62 |