Exposure
- ID
- MATIS.2025-08-07T07:52:18.892_1
- Header ID
- MATIS.2025-08-07T07:52:18.892
- Date updated
- 2025-08-07 08:00:52 UTC+0000
- Release date
- 2026-08-07 08:00:52 UTC+0000
- UTC Start
- 2025-08-07 07:52:18.892
- UTC End
- 2025-08-07 07:53:25.336
- MJD Start
- 60894.32799643
- MJD End
- 60894.32876545778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.008731
- Ambient temperature (°C)
- 13.43
- Seeing (arcsec)
- 0.6950000000000001
Observation
- ID
- 69473
- 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
- 51610
- Name
- HD 218396
- RA
- 346.871681
- DEC
- 21.13408
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 48.5130 | 48.5960 | 37.9000 | 38.0000 |
| U1-U3 | 91.4490 | 91.5950 | 43.4000 | 43.4000 |
| U1-U4 | 129.3390 | 129.4000 | 63.9180 | 63.8290 |
| U2-U3 | 43.4040 | 43.4630 | 49.5000 | 49.5000 |
| U2-U4 | 88.3200 | 88.2560 | 77.8410 | 77.7290 |
| U3-U4 | 54.1720 | 54.0300 | 100.1750 | 100.0990 |
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 | 60894.32799643 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871681 |
| DEC | 21.13408 |
| 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 | 48.513 |
| HIERARCH ESO ISS PBL12 END | 48.596 |
| HIERARCH ESO ISS PBLA12 START | 37.9 |
| HIERARCH ESO ISS PBLA12 END | 38.0 |
| HIERARCH ESO ISS PBL13 START | 91.449 |
| HIERARCH ESO ISS PBL13 END | 91.595 |
| HIERARCH ESO ISS PBLA13 START | 43.4 |
| HIERARCH ESO ISS PBLA13 END | 43.4 |
| HIERARCH ESO ISS PBL14 START | 129.339 |
| HIERARCH ESO ISS PBL14 END | 129.4 |
| HIERARCH ESO ISS PBLA14 START | 63.918 |
| HIERARCH ESO ISS PBLA14 END | 63.829 |
| HIERARCH ESO ISS PBL23 START | 43.404 |
| HIERARCH ESO ISS PBL23 END | 43.463 |
| HIERARCH ESO ISS PBLA23 START | 49.5 |
| HIERARCH ESO ISS PBLA23 END | 49.5 |
| HIERARCH ESO ISS PBL24 START | 88.32 |
| HIERARCH ESO ISS PBL24 END | 88.256 |
| HIERARCH ESO ISS PBLA24 START | 77.841 |
| HIERARCH ESO ISS PBLA24 END | 77.729 |
| HIERARCH ESO ISS PBL34 START | 54.172 |
| HIERARCH ESO ISS PBL34 END | 54.03 |
| HIERARCH ESO ISS PBLA34 START | 100.175 |
| HIERARCH ESO ISS PBLA34 END | 100.099 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.009711 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007751 |
| HIERARCH ESO ISS AMBI TEMP | 13.43 |
| HIERARCH ESO ISS AMBI FWHM START | 0.71 |
| HIERARCH ESO ISS AMBI FWHM END | 0.68 |