Exposure
- ID
- MATIS.2025-08-11T07:00:26.503_1
- Header ID
- MATIS.2025-08-11T07:00:26.503
- Date updated
- 2025-08-11 07:10:43 UTC+0000
- Release date
- 2026-08-11 07:10:43 UTC+0000
- UTC Start
- 2025-08-11 07:00:26.503
- UTC End
- 2025-08-11 07:01:28.513
- MJD Start
- 60898.29197341
- MJD End
- 60898.29269111833
- Exposure time (s)
- 62.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0043235
- Ambient temperature (°C)
- 14.89
- Seeing (arcsec)
- 0.405
Observation
- ID
- 69874
- 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
- 51865
- Name
- HD 218396
- RA
- 346.871625
- DEC
- 21.13369
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 45.7160 | 45.8030 | 36.8000 | 36.8000 |
| U1-U3 | 86.3170 | 86.4810 | 43.2000 | 43.2000 |
| U1-U4 | 126.1740 | 126.3010 | 66.5580 | 66.4860 |
| U2-U3 | 41.2040 | 41.2770 | 50.3000 | 50.3000 |
| U2-U4 | 89.4220 | 89.4160 | 81.2660 | 81.1690 |
| U3-U4 | 58.0880 | 57.9900 | 102.6600 | 102.5870 |
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 | 60898.29197341 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871625 |
| 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 | 45.716 |
| HIERARCH ESO ISS PBL12 END | 45.803 |
| HIERARCH ESO ISS PBLA12 START | 36.8 |
| HIERARCH ESO ISS PBLA12 END | 36.8 |
| HIERARCH ESO ISS PBL13 START | 86.317 |
| HIERARCH ESO ISS PBL13 END | 86.481 |
| HIERARCH ESO ISS PBLA13 START | 43.2 |
| HIERARCH ESO ISS PBLA13 END | 43.2 |
| HIERARCH ESO ISS PBL14 START | 126.174 |
| HIERARCH ESO ISS PBL14 END | 126.301 |
| HIERARCH ESO ISS PBLA14 START | 66.558 |
| HIERARCH ESO ISS PBLA14 END | 66.486 |
| HIERARCH ESO ISS PBL23 START | 41.204 |
| HIERARCH ESO ISS PBL23 END | 41.277 |
| HIERARCH ESO ISS PBLA23 START | 50.3 |
| HIERARCH ESO ISS PBLA23 END | 50.3 |
| HIERARCH ESO ISS PBL24 START | 89.422 |
| HIERARCH ESO ISS PBL24 END | 89.416 |
| HIERARCH ESO ISS PBLA24 START | 81.266 |
| HIERARCH ESO ISS PBLA24 END | 81.169 |
| HIERARCH ESO ISS PBL34 START | 58.088 |
| HIERARCH ESO ISS PBL34 END | 57.99 |
| HIERARCH ESO ISS PBLA34 START | 102.66 |
| HIERARCH ESO ISS PBLA34 END | 102.587 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003801 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004846 |
| HIERARCH ESO ISS AMBI TEMP | 14.89 |
| HIERARCH ESO ISS AMBI FWHM START | 0.4 |
| HIERARCH ESO ISS AMBI FWHM END | 0.41 |