Exposure
- ID
- MATIS.2025-08-11T06:58:48.922_1
- Header ID
- MATIS.2025-08-11T06:58:48.922
- 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 06:58:48.922
- UTC End
- 2025-08-11 06:59:55.366
- MJD Start
- 60898.29084401
- MJD End
- 60898.29161303778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0038325
- Ambient temperature (°C)
- 14.88
- Seeing (arcsec)
- 0.41500000000000004
Observation
- ID
- 69871
- 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
- 51864
- Name
- HD 218396
- RA
- 346.871625
- DEC
- 21.1337
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 45.5860 | 45.6870 | 36.7000 | 36.8000 |
| U1-U3 | 86.0700 | 86.2600 | 43.2000 | 43.2000 |
| U1-U4 | 125.9790 | 126.1300 | 66.6650 | 66.5820 |
| U2-U3 | 41.0940 | 41.1790 | 50.3000 | 50.3000 |
| U2-U4 | 89.4270 | 89.4230 | 81.4120 | 81.3000 |
| U3-U4 | 58.2330 | 58.1210 | 102.7750 | 102.6880 |
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 | 60898.29084401 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871625 |
| DEC | 21.1337 |
| 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 | 45.586 |
| HIERARCH ESO ISS PBL12 END | 45.687 |
| HIERARCH ESO ISS PBLA12 START | 36.7 |
| HIERARCH ESO ISS PBLA12 END | 36.8 |
| HIERARCH ESO ISS PBL13 START | 86.07 |
| HIERARCH ESO ISS PBL13 END | 86.26 |
| HIERARCH ESO ISS PBLA13 START | 43.2 |
| HIERARCH ESO ISS PBLA13 END | 43.2 |
| HIERARCH ESO ISS PBL14 START | 125.979 |
| HIERARCH ESO ISS PBL14 END | 126.13 |
| HIERARCH ESO ISS PBLA14 START | 66.665 |
| HIERARCH ESO ISS PBLA14 END | 66.582 |
| HIERARCH ESO ISS PBL23 START | 41.094 |
| HIERARCH ESO ISS PBL23 END | 41.179 |
| HIERARCH ESO ISS PBLA23 START | 50.3 |
| HIERARCH ESO ISS PBLA23 END | 50.3 |
| HIERARCH ESO ISS PBL24 START | 89.427 |
| HIERARCH ESO ISS PBL24 END | 89.423 |
| HIERARCH ESO ISS PBLA24 START | 81.412 |
| HIERARCH ESO ISS PBLA24 END | 81.3 |
| HIERARCH ESO ISS PBL34 START | 58.233 |
| HIERARCH ESO ISS PBL34 END | 58.121 |
| HIERARCH ESO ISS PBLA34 START | 102.775 |
| HIERARCH ESO ISS PBLA34 END | 102.688 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003864 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003801 |
| HIERARCH ESO ISS AMBI TEMP | 14.88 |
| HIERARCH ESO ISS AMBI FWHM START | 0.43 |
| HIERARCH ESO ISS AMBI FWHM END | 0.4 |