Exposure
- ID
- MATIS.2025-08-10T08:14:02.264_1
- Header ID
- MATIS.2025-08-10T08:14:02.264
- Date updated
- 2025-08-10 08:25:36 UTC+0000
- Release date
- 2026-08-10 08:25:36 UTC+0000
- UTC Start
- 2025-08-10 08:14:02.264
- UTC End
- 2025-08-10 08:15:08.708
- MJD Start
- 60897.34308176
- MJD End
- 60897.34385078778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0043245
- Ambient temperature (°C)
- 11.64
- Seeing (arcsec)
- 0.405
Observation
- ID
- 69801
- 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
- 51818
- Name
- HD 218396
- RA
- 346.871496
- DEC
- 21.13374
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 50.7920 | 50.8690 | 38.2000 | 38.2000 |
| U1-U3 | 95.3600 | 95.4880 | 42.9000 | 42.9000 |
| U1-U4 | 130.2080 | 130.2030 | 61.0690 | 60.9560 |
| U2-U3 | 44.9290 | 44.9750 | 48.2000 | 48.1000 |
| U2-U4 | 85.6880 | 85.5630 | 74.3630 | 74.2280 |
| U3-U4 | 49.4950 | 49.3040 | 97.9500 | 97.8690 |
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 | 60897.34308176 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871496 |
| DEC | 21.13374 |
| 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 | 50.792 |
| HIERARCH ESO ISS PBL12 END | 50.869 |
| HIERARCH ESO ISS PBLA12 START | 38.2 |
| HIERARCH ESO ISS PBLA12 END | 38.2 |
| HIERARCH ESO ISS PBL13 START | 95.36 |
| HIERARCH ESO ISS PBL13 END | 95.488 |
| HIERARCH ESO ISS PBLA13 START | 42.9 |
| HIERARCH ESO ISS PBLA13 END | 42.9 |
| HIERARCH ESO ISS PBL14 START | 130.208 |
| HIERARCH ESO ISS PBL14 END | 130.203 |
| HIERARCH ESO ISS PBLA14 START | 61.069 |
| HIERARCH ESO ISS PBLA14 END | 60.956 |
| HIERARCH ESO ISS PBL23 START | 44.929 |
| HIERARCH ESO ISS PBL23 END | 44.975 |
| HIERARCH ESO ISS PBLA23 START | 48.2 |
| HIERARCH ESO ISS PBLA23 END | 48.1 |
| HIERARCH ESO ISS PBL24 START | 85.688 |
| HIERARCH ESO ISS PBL24 END | 85.563 |
| HIERARCH ESO ISS PBLA24 START | 74.363 |
| HIERARCH ESO ISS PBLA24 END | 74.228 |
| HIERARCH ESO ISS PBL34 START | 49.495 |
| HIERARCH ESO ISS PBL34 END | 49.304 |
| HIERARCH ESO ISS PBLA34 START | 97.95 |
| HIERARCH ESO ISS PBLA34 END | 97.869 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004387 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004262 |
| HIERARCH ESO ISS AMBI TEMP | 11.64 |
| HIERARCH ESO ISS AMBI FWHM START | 0.4 |
| HIERARCH ESO ISS AMBI FWHM END | 0.41 |