Exposure
- ID
- MATIS.2025-08-07T08:58:38.237_1
- Header ID
- MATIS.2025-08-07T08:58:38.237
- Date updated
- 2025-08-07 09:10:44 UTC+0000
- Release date
- 2026-08-07 09:10:44 UTC+0000
- UTC Start
- 2025-08-07 08:58:38.237
- UTC End
- 2025-08-07 08:59:44.681
- MJD Start
- 60894.37405367
- MJD End
- 60894.37482269778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.008005499999999999
- Ambient temperature (°C)
- 13.26
- Seeing (arcsec)
- 0.605
Observation
- ID
- 69499
- 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
- 51623
- Name
- HD 218396
- RA
- 346.871698
- DEC
- 21.13408
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 52.6710 | 52.7290 | 37.9000 | 37.9000 |
| U1-U3 | 98.3430 | 98.4310 | 41.9000 | 41.8000 |
| U1-U4 | 129.2630 | 129.2010 | 57.8370 | 57.7160 |
| U2-U3 | 45.9410 | 45.9680 | 46.4000 | 46.3000 |
| U2-U4 | 81.7370 | 81.5790 | 70.5220 | 70.3800 |
| U3-U4 | 44.0130 | 43.8090 | 95.7730 | 95.6970 |
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 | 60894.37405367 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871698 |
| 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 | 52.671 |
| HIERARCH ESO ISS PBL12 END | 52.729 |
| HIERARCH ESO ISS PBLA12 START | 37.9 |
| HIERARCH ESO ISS PBLA12 END | 37.9 |
| HIERARCH ESO ISS PBL13 START | 98.343 |
| HIERARCH ESO ISS PBL13 END | 98.431 |
| HIERARCH ESO ISS PBLA13 START | 41.9 |
| HIERARCH ESO ISS PBLA13 END | 41.8 |
| HIERARCH ESO ISS PBL14 START | 129.263 |
| HIERARCH ESO ISS PBL14 END | 129.201 |
| HIERARCH ESO ISS PBLA14 START | 57.837 |
| HIERARCH ESO ISS PBLA14 END | 57.716 |
| HIERARCH ESO ISS PBL23 START | 45.941 |
| HIERARCH ESO ISS PBL23 END | 45.968 |
| HIERARCH ESO ISS PBLA23 START | 46.4 |
| HIERARCH ESO ISS PBLA23 END | 46.3 |
| HIERARCH ESO ISS PBL24 START | 81.737 |
| HIERARCH ESO ISS PBL24 END | 81.579 |
| HIERARCH ESO ISS PBLA24 START | 70.522 |
| HIERARCH ESO ISS PBLA24 END | 70.38 |
| HIERARCH ESO ISS PBL34 START | 44.013 |
| HIERARCH ESO ISS PBL34 END | 43.809 |
| HIERARCH ESO ISS PBLA34 START | 95.773 |
| HIERARCH ESO ISS PBLA34 END | 95.697 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007973 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.008038 |
| HIERARCH ESO ISS AMBI TEMP | 13.26 |
| HIERARCH ESO ISS AMBI FWHM START | 0.59 |
| HIERARCH ESO ISS AMBI FWHM END | 0.62 |