Exposure
- ID
- MATIS.2025-08-11T07:48:47.592_1
- Header ID
- MATIS.2025-08-11T07:48:47.592
- Date updated
- 2025-08-11 08:00:43 UTC+0000
- Release date
- 2026-08-11 08:00:43 UTC+0000
- UTC Start
- 2025-08-11 07:48:47.592
- UTC End
- 2025-08-11 07:49:49.602
- MJD Start
- 60898.32555083
- MJD End
- 60898.32626853833
- Exposure time (s)
- 62.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004003
- Ambient temperature (°C)
- 14.74
- Seeing (arcsec)
- 0.43
Observation
- ID
- 69912
- 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
- 51885
- Name
- HD 218396
- RA
- 346.871652
- DEC
- 21.1337
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 49.3820 | 49.4530 | 38.1000 | 38.1000 |
| U1-U3 | 92.9710 | 93.0950 | 43.3000 | 43.3000 |
| U1-U4 | 129.8790 | 129.9130 | 62.9310 | 62.8450 |
| U2-U3 | 44.0160 | 44.0650 | 49.1000 | 49.1000 |
| U2-U4 | 87.5350 | 87.4600 | 76.6180 | 76.5130 |
| U3-U4 | 52.5820 | 52.4420 | 99.3610 | 99.2930 |
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 | 60898.32555083 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871652 |
| DEC | 21.1337 |
| 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 | 49.382 |
| HIERARCH ESO ISS PBL12 END | 49.453 |
| HIERARCH ESO ISS PBLA12 START | 38.1 |
| HIERARCH ESO ISS PBLA12 END | 38.1 |
| HIERARCH ESO ISS PBL13 START | 92.971 |
| HIERARCH ESO ISS PBL13 END | 93.095 |
| HIERARCH ESO ISS PBLA13 START | 43.3 |
| HIERARCH ESO ISS PBLA13 END | 43.3 |
| HIERARCH ESO ISS PBL14 START | 129.879 |
| HIERARCH ESO ISS PBL14 END | 129.913 |
| HIERARCH ESO ISS PBLA14 START | 62.931 |
| HIERARCH ESO ISS PBLA14 END | 62.845 |
| HIERARCH ESO ISS PBL23 START | 44.016 |
| HIERARCH ESO ISS PBL23 END | 44.065 |
| HIERARCH ESO ISS PBLA23 START | 49.1 |
| HIERARCH ESO ISS PBLA23 END | 49.1 |
| HIERARCH ESO ISS PBL24 START | 87.535 |
| HIERARCH ESO ISS PBL24 END | 87.46 |
| HIERARCH ESO ISS PBLA24 START | 76.618 |
| HIERARCH ESO ISS PBLA24 END | 76.513 |
| HIERARCH ESO ISS PBL34 START | 52.582 |
| HIERARCH ESO ISS PBL34 END | 52.442 |
| HIERARCH ESO ISS PBLA34 START | 99.361 |
| HIERARCH ESO ISS PBLA34 END | 99.293 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004003 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004003 |
| HIERARCH ESO ISS AMBI TEMP | 14.74 |
| HIERARCH ESO ISS AMBI FWHM START | 0.43 |
| HIERARCH ESO ISS AMBI FWHM END | 0.43 |