Exposure
- ID
- MATIS.2025-08-11T06:45:38.400_1
- Header ID
- MATIS.2025-08-11T06:45:38.400
- Date updated
- 2025-08-11 06:50:44 UTC+0000
- Release date
- 2026-08-11 06:50:43 UTC+0000
- UTC Start
- 2025-08-11 06:45:38.400
- UTC End
- 2025-08-11 06:46:44.844
- MJD Start
- 60898.28169445
- MJD End
- 60898.28246347778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003731
- Ambient temperature (°C)
- 14.54
- Seeing (arcsec)
- 0.435
Observation
- ID
- 69855
- 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
- 51856
- Name
- HD 218396
- RA
- 346.871608
- DEC
- 21.13369
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 44.4950 | 44.5900 | 36.0000 | 36.1000 |
| U1-U3 | 83.9740 | 84.1580 | 42.8000 | 42.9000 |
| U1-U4 | 124.1940 | 124.3590 | 67.5190 | 67.4470 |
| U2-U3 | 40.1440 | 40.2290 | 50.4000 | 50.4000 |
| U2-U4 | 89.3300 | 89.3480 | 82.6030 | 82.5020 |
| U3-U4 | 59.3370 | 59.2490 | 103.7220 | 103.6390 |
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 | 60898.28169445 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871608 |
| DEC | 21.13369 |
| 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 | 44.495 |
| HIERARCH ESO ISS PBL12 END | 44.59 |
| HIERARCH ESO ISS PBLA12 START | 36.0 |
| HIERARCH ESO ISS PBLA12 END | 36.1 |
| HIERARCH ESO ISS PBL13 START | 83.974 |
| HIERARCH ESO ISS PBL13 END | 84.158 |
| HIERARCH ESO ISS PBLA13 START | 42.8 |
| HIERARCH ESO ISS PBLA13 END | 42.9 |
| HIERARCH ESO ISS PBL14 START | 124.194 |
| HIERARCH ESO ISS PBL14 END | 124.359 |
| HIERARCH ESO ISS PBLA14 START | 67.519 |
| HIERARCH ESO ISS PBLA14 END | 67.447 |
| HIERARCH ESO ISS PBL23 START | 40.144 |
| HIERARCH ESO ISS PBL23 END | 40.229 |
| HIERARCH ESO ISS PBLA23 START | 50.4 |
| HIERARCH ESO ISS PBLA23 END | 50.4 |
| HIERARCH ESO ISS PBL24 START | 89.33 |
| HIERARCH ESO ISS PBL24 END | 89.348 |
| HIERARCH ESO ISS PBLA24 START | 82.603 |
| HIERARCH ESO ISS PBLA24 END | 82.502 |
| HIERARCH ESO ISS PBL34 START | 59.337 |
| HIERARCH ESO ISS PBL34 END | 59.249 |
| HIERARCH ESO ISS PBLA34 START | 103.722 |
| HIERARCH ESO ISS PBLA34 END | 103.639 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003695 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003767 |
| HIERARCH ESO ISS AMBI TEMP | 14.54 |
| HIERARCH ESO ISS AMBI FWHM START | 0.44 |
| HIERARCH ESO ISS AMBI FWHM END | 0.43 |