Exposure
- ID
- MATIS.2025-08-10T07:40:24.542_1
- Header ID
- MATIS.2025-08-10T07:40:24.542
- Date updated
- 2025-08-10 07:45:30 UTC+0000
- Release date
- 2026-08-10 07:45:30 UTC+0000
- UTC Start
- 2025-08-10 07:40:24.542
- UTC End
- 2025-08-10 07:41:26.552
- MJD Start
- 60897.31972849
- MJD End
- 60897.32044619833
- Exposure time (s)
- 62.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004979
- Ambient temperature (°C)
- 12.01
- Seeing (arcsec)
- 0.42
Observation
- ID
- 69774
- 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
- 51803
- Name
- HD 218396
- RA
- 346.871482
- DEC
- 21.13373
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 48.5050 | 48.5800 | 37.9000 | 38.0000 |
| U1-U3 | 91.4340 | 91.5680 | 43.4000 | 43.4000 |
| U1-U4 | 129.3320 | 129.3890 | 63.9280 | 63.8460 |
| U2-U3 | 43.3970 | 43.4520 | 49.5000 | 49.5000 |
| U2-U4 | 88.3260 | 88.2680 | 77.8530 | 77.7510 |
| U3-U4 | 54.1860 | 54.0570 | 100.1830 | 100.1140 |
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 | 60897.31972849 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871482 |
| DEC | 21.13373 |
| HIERARCH ESO DET NAME | MATISSE-N |
| HIERARCH ESO INS DIN NAME | LOW |
| HIERARCH ESO INS DIN ID | LOW |
| 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 | 0.0200088 |
| HIERARCH ESO DET SEQ1 PERIOD | 0.026 |
| HIERARCH ESO DET NDIT | 2385 |
| HIERARCH ESO ISS PBL12 START | 48.505 |
| HIERARCH ESO ISS PBL12 END | 48.58 |
| HIERARCH ESO ISS PBLA12 START | 37.9 |
| HIERARCH ESO ISS PBLA12 END | 38.0 |
| HIERARCH ESO ISS PBL13 START | 91.434 |
| HIERARCH ESO ISS PBL13 END | 91.568 |
| HIERARCH ESO ISS PBLA13 START | 43.4 |
| HIERARCH ESO ISS PBLA13 END | 43.4 |
| HIERARCH ESO ISS PBL14 START | 129.332 |
| HIERARCH ESO ISS PBL14 END | 129.389 |
| HIERARCH ESO ISS PBLA14 START | 63.928 |
| HIERARCH ESO ISS PBLA14 END | 63.846 |
| HIERARCH ESO ISS PBL23 START | 43.397 |
| HIERARCH ESO ISS PBL23 END | 43.452 |
| HIERARCH ESO ISS PBLA23 START | 49.5 |
| HIERARCH ESO ISS PBLA23 END | 49.5 |
| HIERARCH ESO ISS PBL24 START | 88.326 |
| HIERARCH ESO ISS PBL24 END | 88.268 |
| HIERARCH ESO ISS PBLA24 START | 77.853 |
| HIERARCH ESO ISS PBLA24 END | 77.751 |
| HIERARCH ESO ISS PBL34 START | 54.186 |
| HIERARCH ESO ISS PBL34 END | 54.057 |
| HIERARCH ESO ISS PBLA34 START | 100.183 |
| HIERARCH ESO ISS PBLA34 END | 100.114 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004979 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004979 |
| HIERARCH ESO ISS AMBI TEMP | 12.01 |
| HIERARCH ESO ISS AMBI FWHM START | 0.41 |
| HIERARCH ESO ISS AMBI FWHM END | 0.43 |