Exposure
- ID
- MATIS.2025-08-11T07:35:18.077_1
- Header ID
- MATIS.2025-08-11T07:35:18.077
- Date updated
- 2025-08-11 07:40:43 UTC+0000
- Release date
- 2026-08-11 07:40:43 UTC+0000
- UTC Start
- 2025-08-11 07:35:18.077
- UTC End
- 2025-08-11 07:36:20.087
- MJD Start
- 60898.31618145
- MJD End
- 60898.31689915833
- Exposure time (s)
- 62.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0040825
- Ambient temperature (°C)
- 14.68
- Seeing (arcsec)
- 0.505
Observation
- ID
- 69904
- 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
- 51880
- Name
- HD 218396
- RA
- 346.871646
- DEC
- 21.13369
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 48.4180 | 48.4960 | 37.9000 | 37.9000 |
| U1-U3 | 91.2800 | 91.4190 | 43.4000 | 43.4000 |
| U1-U4 | 129.2660 | 129.3260 | 64.0220 | 63.9380 |
| U2-U3 | 43.3340 | 43.3910 | 49.6000 | 49.5000 |
| U2-U4 | 88.3910 | 88.3330 | 77.9710 | 77.8660 |
| U3-U4 | 54.3330 | 54.2010 | 100.2640 | 100.1920 |
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 | 60898.31618145 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871646 |
| DEC | 21.13369 |
| 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 | 48.418 |
| HIERARCH ESO ISS PBL12 END | 48.496 |
| HIERARCH ESO ISS PBLA12 START | 37.9 |
| HIERARCH ESO ISS PBLA12 END | 37.9 |
| HIERARCH ESO ISS PBL13 START | 91.28 |
| HIERARCH ESO ISS PBL13 END | 91.419 |
| HIERARCH ESO ISS PBLA13 START | 43.4 |
| HIERARCH ESO ISS PBLA13 END | 43.4 |
| HIERARCH ESO ISS PBL14 START | 129.266 |
| HIERARCH ESO ISS PBL14 END | 129.326 |
| HIERARCH ESO ISS PBLA14 START | 64.022 |
| HIERARCH ESO ISS PBLA14 END | 63.938 |
| HIERARCH ESO ISS PBL23 START | 43.334 |
| HIERARCH ESO ISS PBL23 END | 43.391 |
| HIERARCH ESO ISS PBLA23 START | 49.6 |
| HIERARCH ESO ISS PBLA23 END | 49.5 |
| HIERARCH ESO ISS PBL24 START | 88.391 |
| HIERARCH ESO ISS PBL24 END | 88.333 |
| HIERARCH ESO ISS PBLA24 START | 77.971 |
| HIERARCH ESO ISS PBLA24 END | 77.866 |
| HIERARCH ESO ISS PBL34 START | 54.333 |
| HIERARCH ESO ISS PBL34 END | 54.201 |
| HIERARCH ESO ISS PBLA34 START | 100.264 |
| HIERARCH ESO ISS PBLA34 END | 100.192 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003947 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004218 |
| HIERARCH ESO ISS AMBI TEMP | 14.68 |
| HIERARCH ESO ISS AMBI FWHM START | 0.5 |
| HIERARCH ESO ISS AMBI FWHM END | 0.51 |