Exposure
- ID
- MATIS.2025-08-06T08:52:31.950_1
- Header ID
- MATIS.2025-08-06T08:52:31.950
- Date updated
- 2025-08-06 09:00:36 UTC+0000
- Release date
- 2026-08-06 09:00:36 UTC+0000
- UTC Start
- 2025-08-06 08:52:31.950
- UTC End
- 2025-08-06 08:53:38.394
- MJD Start
- 60893.36981424
- MJD End
- 60893.37058326778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0071395
- Ambient temperature (°C)
- 14.36
- Seeing (arcsec)
- 0.505
Observation
- ID
- 69308
- 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
- 51510
- Name
- HD 218396
- RA
- 346.871654
- DEC
- 21.13408
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 52.1350 | 52.2050 | 38.1000 | 38.1000 |
| U1-U3 | 97.5210 | 97.6290 | 42.2000 | 42.2000 |
| U1-U4 | 129.7300 | 129.6800 | 58.8760 | 58.7480 |
| U2-U3 | 45.6810 | 45.7160 | 47.0000 | 46.9000 |
| U2-U4 | 83.0800 | 82.9170 | 71.7530 | 71.6000 |
| U3-U4 | 45.7790 | 45.5610 | 96.4430 | 96.3590 |
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 | 60893.36981424 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871654 |
| 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 | 52.135 |
| HIERARCH ESO ISS PBL12 END | 52.205 |
| HIERARCH ESO ISS PBLA12 START | 38.1 |
| HIERARCH ESO ISS PBLA12 END | 38.1 |
| HIERARCH ESO ISS PBL13 START | 97.521 |
| HIERARCH ESO ISS PBL13 END | 97.629 |
| HIERARCH ESO ISS PBLA13 START | 42.2 |
| HIERARCH ESO ISS PBLA13 END | 42.2 |
| HIERARCH ESO ISS PBL14 START | 129.73 |
| HIERARCH ESO ISS PBL14 END | 129.68 |
| HIERARCH ESO ISS PBLA14 START | 58.876 |
| HIERARCH ESO ISS PBLA14 END | 58.748 |
| HIERARCH ESO ISS PBL23 START | 45.681 |
| HIERARCH ESO ISS PBL23 END | 45.716 |
| HIERARCH ESO ISS PBLA23 START | 47.0 |
| HIERARCH ESO ISS PBLA23 END | 46.9 |
| HIERARCH ESO ISS PBL24 START | 83.08 |
| HIERARCH ESO ISS PBL24 END | 82.917 |
| HIERARCH ESO ISS PBLA24 START | 71.753 |
| HIERARCH ESO ISS PBLA24 END | 71.6 |
| HIERARCH ESO ISS PBL34 START | 45.779 |
| HIERARCH ESO ISS PBL34 END | 45.561 |
| HIERARCH ESO ISS PBLA34 START | 96.443 |
| HIERARCH ESO ISS PBLA34 END | 96.359 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.008348 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005931 |
| HIERARCH ESO ISS AMBI TEMP | 14.36 |
| HIERARCH ESO ISS AMBI FWHM START | 0.48 |
| HIERARCH ESO ISS AMBI FWHM END | 0.53 |