Exposure
- ID
- MATIS.2025-08-07T05:46:49.287_1
- Header ID
- MATIS.2025-08-07T05:46:49.287
- Date updated
- 2025-08-07 05:55:42 UTC+0000
- Release date
- 2026-08-07 05:55:42 UTC+0000
- UTC Start
- 2025-08-07 05:46:49.287
- UTC End
- 2025-08-07 05:47:55.731
- MJD Start
- 60894.24084823
- MJD End
- 60894.24161725778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.008668499999999999
- Ambient temperature (°C)
- 13.12
- Seeing (arcsec)
- 0.565
Observation
- ID
- 69376
- 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
- 51560
- Name
- HD 218396
- RA
- 346.871621
- DEC
- 21.13382
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 38.1360 | 38.2440 | 29.1000 | 29.3000 |
| U1-U3 | 70.7070 | 70.9500 | 38.2000 | 38.3000 |
| U1-U4 | 108.2090 | 108.5710 | 71.3870 | 71.3340 |
| U2-U3 | 33.6010 | 33.7290 | 48.6000 | 48.6000 |
| U2-U4 | 84.0100 | 84.1720 | 89.1740 | 89.0570 |
| U3-U4 | 62.4490 | 62.4390 | 109.6680 | 109.5530 |
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 | 60894.24084823 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871621 |
| DEC | 21.13382 |
| 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 | 38.136 |
| HIERARCH ESO ISS PBL12 END | 38.244 |
| HIERARCH ESO ISS PBLA12 START | 29.1 |
| HIERARCH ESO ISS PBLA12 END | 29.3 |
| HIERARCH ESO ISS PBL13 START | 70.707 |
| HIERARCH ESO ISS PBL13 END | 70.95 |
| HIERARCH ESO ISS PBLA13 START | 38.2 |
| HIERARCH ESO ISS PBLA13 END | 38.3 |
| HIERARCH ESO ISS PBL14 START | 108.209 |
| HIERARCH ESO ISS PBL14 END | 108.571 |
| HIERARCH ESO ISS PBLA14 START | 71.387 |
| HIERARCH ESO ISS PBLA14 END | 71.334 |
| HIERARCH ESO ISS PBL23 START | 33.601 |
| HIERARCH ESO ISS PBL23 END | 33.729 |
| HIERARCH ESO ISS PBLA23 START | 48.6 |
| HIERARCH ESO ISS PBLA23 END | 48.6 |
| HIERARCH ESO ISS PBL24 START | 84.01 |
| HIERARCH ESO ISS PBL24 END | 84.172 |
| HIERARCH ESO ISS PBLA24 START | 89.174 |
| HIERARCH ESO ISS PBLA24 END | 89.057 |
| HIERARCH ESO ISS PBL34 START | 62.449 |
| HIERARCH ESO ISS PBL34 END | 62.439 |
| HIERARCH ESO ISS PBLA34 START | 109.668 |
| HIERARCH ESO ISS PBLA34 END | 109.553 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.008321 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.009016 |
| HIERARCH ESO ISS AMBI TEMP | 13.12 |
| HIERARCH ESO ISS AMBI FWHM START | 0.6 |
| HIERARCH ESO ISS AMBI FWHM END | 0.53 |