Exposure
- ID
- MATIS.2025-08-11T08:33:13.257_1
- Header ID
- MATIS.2025-08-11T08:33:13.257
- Date updated
- 2025-08-11 08:40:42 UTC+0000
- Release date
- 2026-08-11 08:40:42 UTC+0000
- UTC Start
- 2025-08-11 08:33:13.257
- UTC End
- 2025-08-11 08:34:15.267
- MJD Start
- 60898.35640344
- MJD End
- 60898.35712114833
- Exposure time (s)
- 62.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.005085
- Ambient temperature (°C)
- 14.96
- Seeing (arcsec)
- 0.4
Observation
- ID
- 69941
- 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
- 51901
- Name
- HD 218396
- RA
- 346.871657
- DEC
- 21.13371
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 52.1540 | 52.2110 | 38.1000 | 38.1000 |
| U1-U3 | 97.5500 | 97.6380 | 42.2000 | 42.2000 |
| U1-U4 | 129.7170 | 129.6750 | 58.8430 | 58.7380 |
| U2-U3 | 45.6900 | 45.7190 | 47.0000 | 46.9000 |
| U2-U4 | 83.0370 | 82.9040 | 71.7130 | 71.5890 |
| U3-U4 | 45.7210 | 45.5420 | 96.4220 | 96.3530 |
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 | 60898.35640344 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871657 |
| DEC | 21.13371 |
| 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 | 52.154 |
| HIERARCH ESO ISS PBL12 END | 52.211 |
| HIERARCH ESO ISS PBLA12 START | 38.1 |
| HIERARCH ESO ISS PBLA12 END | 38.1 |
| HIERARCH ESO ISS PBL13 START | 97.55 |
| HIERARCH ESO ISS PBL13 END | 97.638 |
| HIERARCH ESO ISS PBLA13 START | 42.2 |
| HIERARCH ESO ISS PBLA13 END | 42.2 |
| HIERARCH ESO ISS PBL14 START | 129.717 |
| HIERARCH ESO ISS PBL14 END | 129.675 |
| HIERARCH ESO ISS PBLA14 START | 58.843 |
| HIERARCH ESO ISS PBLA14 END | 58.738 |
| HIERARCH ESO ISS PBL23 START | 45.69 |
| HIERARCH ESO ISS PBL23 END | 45.719 |
| HIERARCH ESO ISS PBLA23 START | 47.0 |
| HIERARCH ESO ISS PBLA23 END | 46.9 |
| HIERARCH ESO ISS PBL24 START | 83.037 |
| HIERARCH ESO ISS PBL24 END | 82.904 |
| HIERARCH ESO ISS PBLA24 START | 71.713 |
| HIERARCH ESO ISS PBLA24 END | 71.589 |
| HIERARCH ESO ISS PBL34 START | 45.721 |
| HIERARCH ESO ISS PBL34 END | 45.542 |
| HIERARCH ESO ISS PBLA34 START | 96.422 |
| HIERARCH ESO ISS PBLA34 END | 96.353 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005085 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005085 |
| HIERARCH ESO ISS AMBI TEMP | 14.96 |
| HIERARCH ESO ISS AMBI FWHM START | 0.37 |
| HIERARCH ESO ISS AMBI FWHM END | 0.43 |