Exposure
- ID
- MATIS.2025-08-11T08:16:52.242_1
- Header ID
- MATIS.2025-08-11T08:16:52.242
- Date updated
- 2025-08-11 08:25:42 UTC+0000
- Release date
- 2026-08-11 08:25:42 UTC+0000
- UTC Start
- 2025-08-11 08:16:52.242
- UTC End
- 2025-08-11 08:17:58.686
- MJD Start
- 60898.3450491
- MJD End
- 60898.345818127775
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0031520000000000003
- Ambient temperature (°C)
- 14.86
- Seeing (arcsec)
- 0.5700000000000001
Observation
- ID
- 69915
- 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
- 51887
- Name
- HD 218396
- RA
- 346.871657
- DEC
- 21.1337
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 51.2080 | 51.2820 | 38.2000 | 38.2000 |
| U1-U3 | 96.0430 | 96.1640 | 42.7000 | 42.7000 |
| U1-U4 | 130.1530 | 130.1350 | 60.4430 | 60.3230 |
| U2-U3 | 45.1750 | 45.2190 | 47.9000 | 47.8000 |
| U2-U4 | 84.9810 | 84.8420 | 73.6150 | 73.4720 |
| U3-U4 | 48.4370 | 48.2350 | 97.5050 | 97.4220 |
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 | 60898.3450491 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871657 |
| 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 | 51.208 |
| HIERARCH ESO ISS PBL12 END | 51.282 |
| HIERARCH ESO ISS PBLA12 START | 38.2 |
| HIERARCH ESO ISS PBLA12 END | 38.2 |
| HIERARCH ESO ISS PBL13 START | 96.043 |
| HIERARCH ESO ISS PBL13 END | 96.164 |
| HIERARCH ESO ISS PBLA13 START | 42.7 |
| HIERARCH ESO ISS PBLA13 END | 42.7 |
| HIERARCH ESO ISS PBL14 START | 130.153 |
| HIERARCH ESO ISS PBL14 END | 130.135 |
| HIERARCH ESO ISS PBLA14 START | 60.443 |
| HIERARCH ESO ISS PBLA14 END | 60.323 |
| HIERARCH ESO ISS PBL23 START | 45.175 |
| HIERARCH ESO ISS PBL23 END | 45.219 |
| HIERARCH ESO ISS PBLA23 START | 47.9 |
| HIERARCH ESO ISS PBLA23 END | 47.8 |
| HIERARCH ESO ISS PBL24 START | 84.981 |
| HIERARCH ESO ISS PBL24 END | 84.842 |
| HIERARCH ESO ISS PBLA24 START | 73.615 |
| HIERARCH ESO ISS PBLA24 END | 73.472 |
| HIERARCH ESO ISS PBL34 START | 48.437 |
| HIERARCH ESO ISS PBL34 END | 48.235 |
| HIERARCH ESO ISS PBLA34 START | 97.505 |
| HIERARCH ESO ISS PBLA34 END | 97.422 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003251 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003053 |
| HIERARCH ESO ISS AMBI TEMP | 14.86 |
| HIERARCH ESO ISS AMBI FWHM START | 0.54 |
| HIERARCH ESO ISS AMBI FWHM END | 0.6 |