Exposure
- ID
- MATIS.2025-08-10T06:54:59.919_1
- Header ID
- MATIS.2025-08-10T06:54:59.919
- Date updated
- 2025-08-10 07:05:44 UTC+0000
- Release date
- 2026-08-10 07:05:43 UTC+0000
- UTC Start
- 2025-08-10 06:54:59.919
- UTC End
- 2025-08-10 06:56:06.363
- MJD Start
- 60897.28819351
- MJD End
- 60897.28896253778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.005234
- Ambient temperature (°C)
- 12.34
- Seeing (arcsec)
- 0.48
Observation
- ID
- 69733
- 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
- 51782
- Name
- HD 218396
- RA
- 346.87145
- DEC
- 21.13373
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 44.9490 | 45.0540 | 36.3000 | 36.4000 |
| U1-U3 | 84.8520 | 85.0540 | 43.0000 | 43.0000 |
| U1-U4 | 124.9700 | 125.1430 | 67.1710 | 67.0890 |
| U2-U3 | 40.5450 | 40.6370 | 50.4000 | 50.4000 |
| U2-U4 | 89.4010 | 89.4110 | 82.1130 | 81.9980 |
| U3-U4 | 58.9010 | 58.7960 | 103.3270 | 103.2360 |
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 | 60897.28819351 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.87145 |
| 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 | 44.949 |
| HIERARCH ESO ISS PBL12 END | 45.054 |
| HIERARCH ESO ISS PBLA12 START | 36.3 |
| HIERARCH ESO ISS PBLA12 END | 36.4 |
| HIERARCH ESO ISS PBL13 START | 84.852 |
| HIERARCH ESO ISS PBL13 END | 85.054 |
| HIERARCH ESO ISS PBLA13 START | 43.0 |
| HIERARCH ESO ISS PBLA13 END | 43.0 |
| HIERARCH ESO ISS PBL14 START | 124.97 |
| HIERARCH ESO ISS PBL14 END | 125.143 |
| HIERARCH ESO ISS PBLA14 START | 67.171 |
| HIERARCH ESO ISS PBLA14 END | 67.089 |
| HIERARCH ESO ISS PBL23 START | 40.545 |
| HIERARCH ESO ISS PBL23 END | 40.637 |
| HIERARCH ESO ISS PBLA23 START | 50.4 |
| HIERARCH ESO ISS PBLA23 END | 50.4 |
| HIERARCH ESO ISS PBL24 START | 89.401 |
| HIERARCH ESO ISS PBL24 END | 89.411 |
| HIERARCH ESO ISS PBLA24 START | 82.113 |
| HIERARCH ESO ISS PBLA24 END | 81.998 |
| HIERARCH ESO ISS PBL34 START | 58.901 |
| HIERARCH ESO ISS PBL34 END | 58.796 |
| HIERARCH ESO ISS PBLA34 START | 103.327 |
| HIERARCH ESO ISS PBLA34 END | 103.236 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005234 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005234 |
| HIERARCH ESO ISS AMBI TEMP | 12.34 |
| HIERARCH ESO ISS AMBI FWHM START | 0.48 |
| HIERARCH ESO ISS AMBI FWHM END | 0.48 |