Exposure
- ID
- MATIS.2025-08-07T08:16:27.457_1
- Header ID
- MATIS.2025-08-07T08:16:27.457
- Date updated
- 2025-08-07 08:25:47 UTC+0000
- Release date
- 2026-08-07 08:25:47 UTC+0000
- UTC Start
- 2025-08-07 08:16:27.457
- UTC End
- 2025-08-07 08:17:33.901
- MJD Start
- 60894.34476223
- MJD End
- 60894.34553125778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0067995
- Ambient temperature (°C)
- 13.82
- Seeing (arcsec)
- 0.6399999999999999
Observation
- ID
- 69497
- 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
- 51622
- Name
- HD 218396
- RA
- 346.871695
- DEC
- 21.13408
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 50.1880 | 50.2670 | 38.2000 | 38.2000 |
| U1-U3 | 94.3520 | 94.4840 | 43.1000 | 43.1000 |
| U1-U4 | 130.1580 | 130.1730 | 61.9090 | 61.8040 |
| U2-U3 | 44.5520 | 44.6020 | 48.6000 | 48.6000 |
| U2-U4 | 86.5740 | 86.4670 | 75.3750 | 75.2470 |
| U3-U4 | 50.9020 | 50.7260 | 98.5690 | 98.4900 |
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 | 60894.34476223 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871695 |
| DEC | 21.13408 |
| 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 | 50.188 |
| HIERARCH ESO ISS PBL12 END | 50.267 |
| HIERARCH ESO ISS PBLA12 START | 38.2 |
| HIERARCH ESO ISS PBLA12 END | 38.2 |
| HIERARCH ESO ISS PBL13 START | 94.352 |
| HIERARCH ESO ISS PBL13 END | 94.484 |
| HIERARCH ESO ISS PBLA13 START | 43.1 |
| HIERARCH ESO ISS PBLA13 END | 43.1 |
| HIERARCH ESO ISS PBL14 START | 130.158 |
| HIERARCH ESO ISS PBL14 END | 130.173 |
| HIERARCH ESO ISS PBLA14 START | 61.909 |
| HIERARCH ESO ISS PBLA14 END | 61.804 |
| HIERARCH ESO ISS PBL23 START | 44.552 |
| HIERARCH ESO ISS PBL23 END | 44.602 |
| HIERARCH ESO ISS PBLA23 START | 48.6 |
| HIERARCH ESO ISS PBLA23 END | 48.6 |
| HIERARCH ESO ISS PBL24 START | 86.574 |
| HIERARCH ESO ISS PBL24 END | 86.467 |
| HIERARCH ESO ISS PBLA24 START | 75.375 |
| HIERARCH ESO ISS PBLA24 END | 75.247 |
| HIERARCH ESO ISS PBL34 START | 50.902 |
| HIERARCH ESO ISS PBL34 END | 50.726 |
| HIERARCH ESO ISS PBLA34 START | 98.569 |
| HIERARCH ESO ISS PBLA34 END | 98.49 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007373 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006226 |
| HIERARCH ESO ISS AMBI TEMP | 13.82 |
| HIERARCH ESO ISS AMBI FWHM START | 0.59 |
| HIERARCH ESO ISS AMBI FWHM END | 0.69 |