Exposure
- ID
- MATIS.2025-08-10T07:33:58.511_1
- Header ID
- MATIS.2025-08-10T07:33:58.511
- Date updated
- 2025-08-10 07:45:30 UTC+0000
- Release date
- 2026-08-10 07:45:30 UTC+0000
- UTC Start
- 2025-08-10 07:33:58.511
- UTC End
- 2025-08-10 07:35:04.955
- MJD Start
- 60897.31526054
- MJD End
- 60897.31602956778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0038239999999999997
- Ambient temperature (°C)
- 12.09
- Seeing (arcsec)
- 0.47
Observation
- ID
- 69767
- 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
- 51801
- Name
- HD 218396
- RA
- 346.871476
- DEC
- 21.13373
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 48.0300 | 48.1220 | 37.8000 | 37.8000 |
| U1-U3 | 90.5870 | 90.7520 | 43.4000 | 43.4000 |
| U1-U4 | 128.9400 | 129.0210 | 64.4280 | 64.3340 |
| U2-U3 | 43.0470 | 43.1160 | 49.7000 | 49.7000 |
| U2-U4 | 88.6570 | 88.5980 | 78.4830 | 78.3630 |
| U3-U4 | 54.9700 | 54.8230 | 100.6170 | 100.5340 |
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 | 60897.31526054 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871476 |
| DEC | 21.13373 |
| HIERARCH ESO DET NAME | MATISSE-LM |
| HIERARCH ESO INS FIL NAME | LM |
| HIERARCH ESO INS FIL ID | LM |
| HIERARCH ESO INS DIL NAME | MED |
| HIERARCH ESO INS DIL ID | MED |
| 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 | 10.0 |
| HIERARCH ESO DET SEQ1 PERIOD | 11.074 |
| HIERARCH ESO DET NDIT | 6 |
| HIERARCH ESO ISS PBL12 START | 48.03 |
| HIERARCH ESO ISS PBL12 END | 48.122 |
| HIERARCH ESO ISS PBLA12 START | 37.8 |
| HIERARCH ESO ISS PBLA12 END | 37.8 |
| HIERARCH ESO ISS PBL13 START | 90.587 |
| HIERARCH ESO ISS PBL13 END | 90.752 |
| HIERARCH ESO ISS PBLA13 START | 43.4 |
| HIERARCH ESO ISS PBLA13 END | 43.4 |
| HIERARCH ESO ISS PBL14 START | 128.94 |
| HIERARCH ESO ISS PBL14 END | 129.021 |
| HIERARCH ESO ISS PBLA14 START | 64.428 |
| HIERARCH ESO ISS PBLA14 END | 64.334 |
| HIERARCH ESO ISS PBL23 START | 43.047 |
| HIERARCH ESO ISS PBL23 END | 43.116 |
| HIERARCH ESO ISS PBLA23 START | 49.7 |
| HIERARCH ESO ISS PBLA23 END | 49.7 |
| HIERARCH ESO ISS PBL24 START | 88.657 |
| HIERARCH ESO ISS PBL24 END | 88.598 |
| HIERARCH ESO ISS PBLA24 START | 78.483 |
| HIERARCH ESO ISS PBLA24 END | 78.363 |
| HIERARCH ESO ISS PBL34 START | 54.97 |
| HIERARCH ESO ISS PBL34 END | 54.823 |
| HIERARCH ESO ISS PBLA34 START | 100.617 |
| HIERARCH ESO ISS PBLA34 END | 100.534 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004127 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003521 |
| HIERARCH ESO ISS AMBI TEMP | 12.09 |
| HIERARCH ESO ISS AMBI FWHM START | 0.47 |
| HIERARCH ESO ISS AMBI FWHM END | 0.47 |