Exposure
- ID
- MATIS.2025-08-07T08:18:00.095_1
- Header ID
- MATIS.2025-08-07T08:18:00.095
- Date updated
- 2025-08-07 08:25:47 UTC+0000
- Release date
- 2026-08-07 08:25:47 UTC+0000
- UTC Start
- 2025-08-07 08:18:00.095
- UTC End
- 2025-08-07 08:19:02.105
- MJD Start
- 60894.34583443
- MJD End
- 60894.34655213833
- Exposure time (s)
- 62.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.006226
- Ambient temperature (°C)
- 13.82
- Seeing (arcsec)
- 0.645
Observation
- ID
- 69487
- 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
- 51617
- Name
- HD 218396
- RA
- 346.87169
- DEC
- 21.13408
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 50.2910 | 50.3580 | 38.2000 | 38.2000 |
| U1-U3 | 94.5250 | 94.6380 | 43.1000 | 43.1000 |
| U1-U4 | 130.1770 | 130.1870 | 61.7710 | 61.6800 |
| U2-U3 | 44.6180 | 44.6600 | 48.6000 | 48.5000 |
| U2-U4 | 86.4340 | 86.3400 | 75.2080 | 75.0980 |
| U3-U4 | 50.6720 | 50.5200 | 98.4660 | 98.3970 |
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 | 60894.34583443 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.87169 |
| DEC | 21.13408 |
| 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 | 50.291 |
| HIERARCH ESO ISS PBL12 END | 50.358 |
| HIERARCH ESO ISS PBLA12 START | 38.2 |
| HIERARCH ESO ISS PBLA12 END | 38.2 |
| HIERARCH ESO ISS PBL13 START | 94.525 |
| HIERARCH ESO ISS PBL13 END | 94.638 |
| HIERARCH ESO ISS PBLA13 START | 43.1 |
| HIERARCH ESO ISS PBLA13 END | 43.1 |
| HIERARCH ESO ISS PBL14 START | 130.177 |
| HIERARCH ESO ISS PBL14 END | 130.187 |
| HIERARCH ESO ISS PBLA14 START | 61.771 |
| HIERARCH ESO ISS PBLA14 END | 61.68 |
| HIERARCH ESO ISS PBL23 START | 44.618 |
| HIERARCH ESO ISS PBL23 END | 44.66 |
| HIERARCH ESO ISS PBLA23 START | 48.6 |
| HIERARCH ESO ISS PBLA23 END | 48.5 |
| HIERARCH ESO ISS PBL24 START | 86.434 |
| HIERARCH ESO ISS PBL24 END | 86.34 |
| HIERARCH ESO ISS PBLA24 START | 75.208 |
| HIERARCH ESO ISS PBLA24 END | 75.098 |
| HIERARCH ESO ISS PBL34 START | 50.672 |
| HIERARCH ESO ISS PBL34 END | 50.52 |
| HIERARCH ESO ISS PBLA34 START | 98.466 |
| HIERARCH ESO ISS PBLA34 END | 98.397 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006226 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006226 |
| HIERARCH ESO ISS AMBI TEMP | 13.82 |
| HIERARCH ESO ISS AMBI FWHM START | 0.69 |
| HIERARCH ESO ISS AMBI FWHM END | 0.6 |