Exposure
- ID
- MATIS.2025-08-07T06:15:58.166_1
- Header ID
- MATIS.2025-08-07T06:15:58.166
- Date updated
- 2025-08-07 06:25:51 UTC+0000
- Release date
- 2026-08-07 06:25:51 UTC+0000
- UTC Start
- 2025-08-07 06:15:58.166
- UTC End
- 2025-08-07 06:17:04.610
- MJD Start
- 60894.26108988
- MJD End
- 60894.261858907776
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.007336499999999999
- Ambient temperature (°C)
- 13.49
- Seeing (arcsec)
- 0.545
Observation
- ID
- 69407
- 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
- 51576
- Name
- HD 218396
- RA
- 346.871641
- DEC
- 21.1338
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 40.6110 | 40.7230 | 32.5000 | 32.6000 |
| U1-U3 | 76.1070 | 76.3440 | 40.7000 | 40.8000 |
| U1-U4 | 115.6400 | 115.9360 | 70.0640 | 70.0000 |
| U2-U3 | 36.3750 | 36.4930 | 49.8000 | 49.9000 |
| U2-U4 | 87.0520 | 87.1590 | 86.5950 | 86.4810 |
| U3-U4 | 61.8610 | 61.8160 | 107.1940 | 107.0890 |
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 | 60894.26108988 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871641 |
| DEC | 21.1338 |
| 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 | 40.611 |
| HIERARCH ESO ISS PBL12 END | 40.723 |
| HIERARCH ESO ISS PBLA12 START | 32.5 |
| HIERARCH ESO ISS PBLA12 END | 32.6 |
| HIERARCH ESO ISS PBL13 START | 76.107 |
| HIERARCH ESO ISS PBL13 END | 76.344 |
| HIERARCH ESO ISS PBLA13 START | 40.7 |
| HIERARCH ESO ISS PBLA13 END | 40.8 |
| HIERARCH ESO ISS PBL14 START | 115.64 |
| HIERARCH ESO ISS PBL14 END | 115.936 |
| HIERARCH ESO ISS PBLA14 START | 70.064 |
| HIERARCH ESO ISS PBLA14 END | 70.0 |
| HIERARCH ESO ISS PBL23 START | 36.375 |
| HIERARCH ESO ISS PBL23 END | 36.493 |
| HIERARCH ESO ISS PBLA23 START | 49.8 |
| HIERARCH ESO ISS PBLA23 END | 49.9 |
| HIERARCH ESO ISS PBL24 START | 87.052 |
| HIERARCH ESO ISS PBL24 END | 87.159 |
| HIERARCH ESO ISS PBLA24 START | 86.595 |
| HIERARCH ESO ISS PBLA24 END | 86.481 |
| HIERARCH ESO ISS PBL34 START | 61.861 |
| HIERARCH ESO ISS PBL34 END | 61.816 |
| HIERARCH ESO ISS PBLA34 START | 107.194 |
| HIERARCH ESO ISS PBLA34 END | 107.089 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007612 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007061 |
| HIERARCH ESO ISS AMBI TEMP | 13.49 |
| HIERARCH ESO ISS AMBI FWHM START | 0.53 |
| HIERARCH ESO ISS AMBI FWHM END | 0.56 |