Exposure
- ID
- MATIS.2025-08-07T06:17:39.047_1
- Header ID
- MATIS.2025-08-07T06:17:39.047
- 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 06:17:39.047
- UTC End
- 2025-08-07 06:18:45.491
- MJD Start
- 60894.26225749
- MJD End
- 60894.26302651778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.007357
- Ambient temperature (°C)
- 13.53
- Seeing (arcsec)
- 0.575
Observation
- ID
- 69408
- 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
- 51577
- Name
- HD 218396
- RA
- 346.871646
- DEC
- 21.1338
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 40.7540 | 40.8640 | 32.6000 | 32.8000 |
| U1-U3 | 76.4100 | 76.6400 | 40.8000 | 40.9000 |
| U1-U4 | 116.0200 | 116.3050 | 69.9810 | 69.9170 |
| U2-U3 | 36.5260 | 36.6430 | 49.9000 | 49.9000 |
| U2-U4 | 87.1890 | 87.2930 | 86.4490 | 86.3350 |
| U3-U4 | 61.8030 | 61.7560 | 107.0590 | 106.9550 |
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 | 60894.26225749 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871646 |
| 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 | 40.754 |
| HIERARCH ESO ISS PBL12 END | 40.864 |
| HIERARCH ESO ISS PBLA12 START | 32.6 |
| HIERARCH ESO ISS PBLA12 END | 32.8 |
| HIERARCH ESO ISS PBL13 START | 76.41 |
| HIERARCH ESO ISS PBL13 END | 76.64 |
| HIERARCH ESO ISS PBLA13 START | 40.8 |
| HIERARCH ESO ISS PBLA13 END | 40.9 |
| HIERARCH ESO ISS PBL14 START | 116.02 |
| HIERARCH ESO ISS PBL14 END | 116.305 |
| HIERARCH ESO ISS PBLA14 START | 69.981 |
| HIERARCH ESO ISS PBLA14 END | 69.917 |
| HIERARCH ESO ISS PBL23 START | 36.526 |
| HIERARCH ESO ISS PBL23 END | 36.643 |
| HIERARCH ESO ISS PBLA23 START | 49.9 |
| HIERARCH ESO ISS PBLA23 END | 49.9 |
| HIERARCH ESO ISS PBL24 START | 87.189 |
| HIERARCH ESO ISS PBL24 END | 87.293 |
| HIERARCH ESO ISS PBLA24 START | 86.449 |
| HIERARCH ESO ISS PBLA24 END | 86.335 |
| HIERARCH ESO ISS PBL34 START | 61.803 |
| HIERARCH ESO ISS PBL34 END | 61.756 |
| HIERARCH ESO ISS PBLA34 START | 107.059 |
| HIERARCH ESO ISS PBLA34 END | 106.955 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007061 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007653 |
| HIERARCH ESO ISS AMBI TEMP | 13.53 |
| HIERARCH ESO ISS AMBI FWHM START | 0.56 |
| HIERARCH ESO ISS AMBI FWHM END | 0.59 |