Exposure
- ID
- MATIS.2025-08-07T05:56:36.436_1
- Header ID
- MATIS.2025-08-07T05:56:36.436
- Date updated
- 2025-08-07 06:05:55 UTC+0000
- Release date
- 2026-08-07 06:05:55 UTC+0000
- UTC Start
- 2025-08-07 05:56:36.436
- UTC End
- 2025-08-07 05:57:42.880
- MJD Start
- 60894.24764394
- MJD End
- 60894.248412967776
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.008258499999999998
- Ambient temperature (°C)
- 13.05
- Seeing (arcsec)
- 0.595
Observation
- ID
- 69387
- 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
- 51566
- Name
- HD 218396
- RA
- 346.87163
- DEC
- 21.13381
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 38.9560 | 39.0630 | 30.3000 | 30.5000 |
| U1-U3 | 72.5360 | 72.7710 | 39.1000 | 39.3000 |
| U1-U4 | 110.8690 | 111.2010 | 70.9710 | 70.9150 |
| U2-U3 | 34.5580 | 34.6800 | 49.1000 | 49.2000 |
| U2-U4 | 85.1670 | 85.3070 | 88.3000 | 88.1880 |
| U3-U4 | 62.3400 | 62.3200 | 108.8120 | 108.7030 |
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 | 60894.24764394 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.87163 |
| DEC | 21.13381 |
| 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 | 38.956 |
| HIERARCH ESO ISS PBL12 END | 39.063 |
| HIERARCH ESO ISS PBLA12 START | 30.3 |
| HIERARCH ESO ISS PBLA12 END | 30.5 |
| HIERARCH ESO ISS PBL13 START | 72.536 |
| HIERARCH ESO ISS PBL13 END | 72.771 |
| HIERARCH ESO ISS PBLA13 START | 39.1 |
| HIERARCH ESO ISS PBLA13 END | 39.3 |
| HIERARCH ESO ISS PBL14 START | 110.869 |
| HIERARCH ESO ISS PBL14 END | 111.201 |
| HIERARCH ESO ISS PBLA14 START | 70.971 |
| HIERARCH ESO ISS PBLA14 END | 70.915 |
| HIERARCH ESO ISS PBL23 START | 34.558 |
| HIERARCH ESO ISS PBL23 END | 34.68 |
| HIERARCH ESO ISS PBLA23 START | 49.1 |
| HIERARCH ESO ISS PBLA23 END | 49.2 |
| HIERARCH ESO ISS PBL24 START | 85.167 |
| HIERARCH ESO ISS PBL24 END | 85.307 |
| HIERARCH ESO ISS PBLA24 START | 88.3 |
| HIERARCH ESO ISS PBLA24 END | 88.188 |
| HIERARCH ESO ISS PBL34 START | 62.34 |
| HIERARCH ESO ISS PBL34 END | 62.32 |
| HIERARCH ESO ISS PBLA34 START | 108.812 |
| HIERARCH ESO ISS PBLA34 END | 108.703 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.008086 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.008431 |
| HIERARCH ESO ISS AMBI TEMP | 13.05 |
| HIERARCH ESO ISS AMBI FWHM START | 0.56 |
| HIERARCH ESO ISS AMBI FWHM END | 0.63 |