Exposure
- ID
- MATIS.2025-08-07T07:49:00.796_1
- Header ID
- MATIS.2025-08-07T07:49:00.796
- 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 07:49:00.796
- UTC End
- 2025-08-07 07:50:07.240
- MJD Start
- 60894.32570366
- MJD End
- 60894.326472687775
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.008457
- Ambient temperature (°C)
- 13.41
- Seeing (arcsec)
- 0.745
Observation
- ID
- 69471
- 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
- 51609
- Name
- HD 218396
- RA
- 346.871678
- DEC
- 21.13408
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 48.2710 | 48.3670 | 37.9000 | 37.9000 |
| U1-U3 | 91.0190 | 91.1890 | 43.4000 | 43.4000 |
| U1-U4 | 129.1470 | 129.2250 | 64.1770 | 64.0760 |
| U2-U3 | 43.2260 | 43.2970 | 49.6000 | 49.6000 |
| U2-U4 | 88.4970 | 88.4290 | 78.1660 | 78.0380 |
| U3-U4 | 54.5790 | 54.4200 | 100.3970 | 100.3100 |
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 | 60894.32570366 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871678 |
| 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 | 48.271 |
| HIERARCH ESO ISS PBL12 END | 48.367 |
| HIERARCH ESO ISS PBLA12 START | 37.9 |
| HIERARCH ESO ISS PBLA12 END | 37.9 |
| HIERARCH ESO ISS PBL13 START | 91.019 |
| HIERARCH ESO ISS PBL13 END | 91.189 |
| HIERARCH ESO ISS PBLA13 START | 43.4 |
| HIERARCH ESO ISS PBLA13 END | 43.4 |
| HIERARCH ESO ISS PBL14 START | 129.147 |
| HIERARCH ESO ISS PBL14 END | 129.225 |
| HIERARCH ESO ISS PBLA14 START | 64.177 |
| HIERARCH ESO ISS PBLA14 END | 64.076 |
| HIERARCH ESO ISS PBL23 START | 43.226 |
| HIERARCH ESO ISS PBL23 END | 43.297 |
| HIERARCH ESO ISS PBLA23 START | 49.6 |
| HIERARCH ESO ISS PBLA23 END | 49.6 |
| HIERARCH ESO ISS PBL24 START | 88.497 |
| HIERARCH ESO ISS PBL24 END | 88.429 |
| HIERARCH ESO ISS PBLA24 START | 78.166 |
| HIERARCH ESO ISS PBLA24 END | 78.038 |
| HIERARCH ESO ISS PBL34 START | 54.579 |
| HIERARCH ESO ISS PBL34 END | 54.42 |
| HIERARCH ESO ISS PBLA34 START | 100.397 |
| HIERARCH ESO ISS PBLA34 END | 100.31 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.008752 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.008162 |
| HIERARCH ESO ISS AMBI TEMP | 13.41 |
| HIERARCH ESO ISS AMBI FWHM START | 0.78 |
| HIERARCH ESO ISS AMBI FWHM END | 0.71 |