Exposure
- ID
- MATIS.2025-07-10T09:59:23.560_1
- Header ID
- MATIS.2025-07-10T09:59:23.560
- Date updated
- 2025-07-10 10:06:11 UTC+0000
- Release date
- 2026-07-10 10:06:11 UTC+0000
- UTC Start
- 2025-07-10 09:59:23.560
- UTC End
- 2025-07-10 10:00:30.004
- MJD Start
- 60866.41624491
- MJD End
- 60866.417013937775
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0071655
- Ambient temperature (°C)
- 12.5
- Seeing (arcsec)
- 0.425
Observation
- ID
- 68591
- 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
- 51009
- Name
- HD 218396
- RA
- 346.870979
- DEC
- 21.13428
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 49.7130 | 49.7980 | 38.2000 | 38.2000 |
| U1-U3 | 93.5420 | 93.6890 | 43.2000 | 43.2000 |
| U1-U4 | 130.0210 | 130.0520 | 62.5260 | 62.4180 |
| U2-U3 | 44.2400 | 44.2970 | 48.9000 | 48.9000 |
| U2-U4 | 87.1710 | 87.0690 | 76.1240 | 75.9920 |
| U3-U4 | 51.9200 | 51.7420 | 99.0430 | 98.9590 |
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 | 60866.41624491 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.870979 |
| DEC | 21.13428 |
| 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 | 49.713 |
| HIERARCH ESO ISS PBL12 END | 49.798 |
| HIERARCH ESO ISS PBLA12 START | 38.2 |
| HIERARCH ESO ISS PBLA12 END | 38.2 |
| HIERARCH ESO ISS PBL13 START | 93.542 |
| HIERARCH ESO ISS PBL13 END | 93.689 |
| HIERARCH ESO ISS PBLA13 START | 43.2 |
| HIERARCH ESO ISS PBLA13 END | 43.2 |
| HIERARCH ESO ISS PBL14 START | 130.021 |
| HIERARCH ESO ISS PBL14 END | 130.052 |
| HIERARCH ESO ISS PBLA14 START | 62.526 |
| HIERARCH ESO ISS PBLA14 END | 62.418 |
| HIERARCH ESO ISS PBL23 START | 44.24 |
| HIERARCH ESO ISS PBL23 END | 44.297 |
| HIERARCH ESO ISS PBLA23 START | 48.9 |
| HIERARCH ESO ISS PBLA23 END | 48.9 |
| HIERARCH ESO ISS PBL24 START | 87.171 |
| HIERARCH ESO ISS PBL24 END | 87.069 |
| HIERARCH ESO ISS PBLA24 START | 76.124 |
| HIERARCH ESO ISS PBLA24 END | 75.992 |
| HIERARCH ESO ISS PBL34 START | 51.92 |
| HIERARCH ESO ISS PBL34 END | 51.742 |
| HIERARCH ESO ISS PBLA34 START | 99.043 |
| HIERARCH ESO ISS PBLA34 END | 98.959 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006954 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007377 |
| HIERARCH ESO ISS AMBI TEMP | 12.5 |
| HIERARCH ESO ISS AMBI FWHM START | 0.41 |
| HIERARCH ESO ISS AMBI FWHM END | 0.44 |