Exposure
- ID
- MATIS.2025-08-11T08:05:34.229_1
- Header ID
- MATIS.2025-08-11T08:05:34.229
- Date updated
- 2025-08-11 08:10:42 UTC+0000
- Release date
- 2026-08-11 08:10:41 UTC+0000
- UTC Start
- 2025-08-11 08:05:34.229
- UTC End
- 2025-08-11 08:06:40.673
- MJD Start
- 60898.33720172
- MJD End
- 60898.33797074778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0053045
- Ambient temperature (°C)
- 14.73
- Seeing (arcsec)
- 0.365
Observation
- ID
- 69927
- 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
- 51893
- Name
- HD 218396
- RA
- 346.871663
- DEC
- 21.1337
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 50.5030 | 50.5860 | 38.2000 | 38.2000 |
| U1-U3 | 94.8800 | 95.0190 | 43.0000 | 43.0000 |
| U1-U4 | 130.2020 | 130.2070 | 61.4820 | 61.3650 |
| U2-U3 | 44.7510 | 44.8020 | 48.4000 | 48.4000 |
| U2-U4 | 86.1320 | 86.0080 | 74.8590 | 74.7180 |
| U3-U4 | 50.1860 | 49.9900 | 98.2510 | 98.1650 |
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 | 60898.33720172 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871663 |
| 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 | 50.503 |
| HIERARCH ESO ISS PBL12 END | 50.586 |
| HIERARCH ESO ISS PBLA12 START | 38.2 |
| HIERARCH ESO ISS PBLA12 END | 38.2 |
| HIERARCH ESO ISS PBL13 START | 94.88 |
| HIERARCH ESO ISS PBL13 END | 95.019 |
| HIERARCH ESO ISS PBLA13 START | 43.0 |
| HIERARCH ESO ISS PBLA13 END | 43.0 |
| HIERARCH ESO ISS PBL14 START | 130.202 |
| HIERARCH ESO ISS PBL14 END | 130.207 |
| HIERARCH ESO ISS PBLA14 START | 61.482 |
| HIERARCH ESO ISS PBLA14 END | 61.365 |
| HIERARCH ESO ISS PBL23 START | 44.751 |
| HIERARCH ESO ISS PBL23 END | 44.802 |
| HIERARCH ESO ISS PBLA23 START | 48.4 |
| HIERARCH ESO ISS PBLA23 END | 48.4 |
| HIERARCH ESO ISS PBL24 START | 86.132 |
| HIERARCH ESO ISS PBL24 END | 86.008 |
| HIERARCH ESO ISS PBLA24 START | 74.859 |
| HIERARCH ESO ISS PBLA24 END | 74.718 |
| HIERARCH ESO ISS PBL34 START | 50.186 |
| HIERARCH ESO ISS PBL34 END | 49.99 |
| HIERARCH ESO ISS PBLA34 START | 98.251 |
| HIERARCH ESO ISS PBLA34 END | 98.165 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004572 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006037 |
| HIERARCH ESO ISS AMBI TEMP | 14.73 |
| HIERARCH ESO ISS AMBI FWHM START | 0.39 |
| HIERARCH ESO ISS AMBI FWHM END | 0.34 |