Exposure
- ID
- MATIS.2025-07-10T09:25:37.466_1
- Header ID
- MATIS.2025-07-10T09:25:37.466
- Date updated
- 2025-07-10 09:35:44 UTC+0000
- Release date
- 2026-07-10 09:35:44 UTC+0000
- UTC Start
- 2025-07-10 09:25:37.466
- UTC End
- 2025-07-10 09:26:39.476
- MJD Start
- 60866.39279475
- MJD End
- 60866.39351245833
- Exposure time (s)
- 62.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004542
- Ambient temperature (°C)
- 12.74
- Seeing (arcsec)
- 0.535
Observation
- ID
- 68566
- 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
- 50995
- Name
- HD 218396
- RA
- 346.870966
- DEC
- 21.13427
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 47.2560 | 47.3360 | 37.5000 | 37.5000 |
| U1-U3 | 89.1840 | 89.3290 | 43.4000 | 43.4000 |
| U1-U4 | 128.1660 | 128.2530 | 65.1950 | 65.1190 |
| U2-U3 | 42.4550 | 42.5170 | 50.0000 | 50.0000 |
| U2-U4 | 89.0610 | 89.0270 | 79.4620 | 79.3640 |
| U3-U4 | 56.1360 | 56.0230 | 101.3140 | 101.2430 |
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 | 60866.39279475 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.870966 |
| DEC | 21.13427 |
| 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 | 47.256 |
| HIERARCH ESO ISS PBL12 END | 47.336 |
| HIERARCH ESO ISS PBLA12 START | 37.5 |
| HIERARCH ESO ISS PBLA12 END | 37.5 |
| HIERARCH ESO ISS PBL13 START | 89.184 |
| HIERARCH ESO ISS PBL13 END | 89.329 |
| HIERARCH ESO ISS PBLA13 START | 43.4 |
| HIERARCH ESO ISS PBLA13 END | 43.4 |
| HIERARCH ESO ISS PBL14 START | 128.166 |
| HIERARCH ESO ISS PBL14 END | 128.253 |
| HIERARCH ESO ISS PBLA14 START | 65.195 |
| HIERARCH ESO ISS PBLA14 END | 65.119 |
| HIERARCH ESO ISS PBL23 START | 42.455 |
| HIERARCH ESO ISS PBL23 END | 42.517 |
| HIERARCH ESO ISS PBLA23 START | 50.0 |
| HIERARCH ESO ISS PBLA23 END | 50.0 |
| HIERARCH ESO ISS PBL24 START | 89.061 |
| HIERARCH ESO ISS PBL24 END | 89.027 |
| HIERARCH ESO ISS PBLA24 START | 79.462 |
| HIERARCH ESO ISS PBLA24 END | 79.364 |
| HIERARCH ESO ISS PBL34 START | 56.136 |
| HIERARCH ESO ISS PBL34 END | 56.023 |
| HIERARCH ESO ISS PBLA34 START | 101.314 |
| HIERARCH ESO ISS PBLA34 END | 101.243 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004235 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004849 |
| HIERARCH ESO ISS AMBI TEMP | 12.74 |
| HIERARCH ESO ISS AMBI FWHM START | 0.54 |
| HIERARCH ESO ISS AMBI FWHM END | 0.53 |