Exposure
- ID
- MATIS.2025-08-07T07:55:15.937_1
- Header ID
- MATIS.2025-08-07T07:55:15.937
- Date updated
- 2025-08-07 08:00:52 UTC+0000
- Release date
- 2026-08-07 08:00:52 UTC+0000
- UTC Start
- 2025-08-07 07:55:15.937
- UTC End
- 2025-08-07 07:56:22.381
- MJD Start
- 60894.33004557
- MJD End
- 60894.33081459778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0077695
- Ambient temperature (°C)
- 13.54
- Seeing (arcsec)
- 0.635
Observation
- ID
- 69475
- 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
- 51611
- Name
- HD 218396
- RA
- 346.871682
- DEC
- 21.13407
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 48.7280 | 48.8100 | 38.0000 | 38.0000 |
| U1-U3 | 91.8290 | 91.9730 | 43.4000 | 43.4000 |
| U1-U4 | 129.4940 | 129.5500 | 63.6830 | 63.5920 |
| U2-U3 | 43.5590 | 43.6170 | 49.4000 | 49.4000 |
| U2-U4 | 88.1480 | 88.0790 | 77.5470 | 77.4350 |
| U3-U4 | 53.7980 | 53.6530 | 99.9760 | 99.9000 |
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 | 60894.33004557 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871682 |
| DEC | 21.13407 |
| 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 | 48.728 |
| HIERARCH ESO ISS PBL12 END | 48.81 |
| HIERARCH ESO ISS PBLA12 START | 38.0 |
| HIERARCH ESO ISS PBLA12 END | 38.0 |
| HIERARCH ESO ISS PBL13 START | 91.829 |
| HIERARCH ESO ISS PBL13 END | 91.973 |
| HIERARCH ESO ISS PBLA13 START | 43.4 |
| HIERARCH ESO ISS PBLA13 END | 43.4 |
| HIERARCH ESO ISS PBL14 START | 129.494 |
| HIERARCH ESO ISS PBL14 END | 129.55 |
| HIERARCH ESO ISS PBLA14 START | 63.683 |
| HIERARCH ESO ISS PBLA14 END | 63.592 |
| HIERARCH ESO ISS PBL23 START | 43.559 |
| HIERARCH ESO ISS PBL23 END | 43.617 |
| HIERARCH ESO ISS PBLA23 START | 49.4 |
| HIERARCH ESO ISS PBLA23 END | 49.4 |
| HIERARCH ESO ISS PBL24 START | 88.148 |
| HIERARCH ESO ISS PBL24 END | 88.079 |
| HIERARCH ESO ISS PBLA24 START | 77.547 |
| HIERARCH ESO ISS PBLA24 END | 77.435 |
| HIERARCH ESO ISS PBL34 START | 53.798 |
| HIERARCH ESO ISS PBL34 END | 53.653 |
| HIERARCH ESO ISS PBLA34 START | 99.976 |
| HIERARCH ESO ISS PBLA34 END | 99.9 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00761 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007929 |
| HIERARCH ESO ISS AMBI TEMP | 13.54 |
| HIERARCH ESO ISS AMBI FWHM START | 0.66 |
| HIERARCH ESO ISS AMBI FWHM END | 0.61 |