Exposure
- ID
- MATIS.2025-08-07T08:57:10.812_1
- Header ID
- MATIS.2025-08-07T08:57:10.812
- Date updated
- 2025-08-07 09:05:45 UTC+0000
- Release date
- 2026-08-07 09:05:45 UTC+0000
- UTC Start
- 2025-08-07 08:57:10.812
- UTC End
- 2025-08-07 08:58:17.256
- MJD Start
- 60894.37304181
- MJD End
- 60894.37381083778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.006556
- Ambient temperature (°C)
- 13.31
- Seeing (arcsec)
- 0.56
Observation
- ID
- 69513
- 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
- 51630
- Name
- HD 218396
- RA
- 346.871696
- DEC
- 21.13408
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 52.5950 | 52.6540 | 37.9000 | 37.9000 |
| U1-U3 | 98.2280 | 98.3170 | 41.9000 | 41.9000 |
| U1-U4 | 129.3410 | 129.2810 | 57.9920 | 57.8720 |
| U2-U3 | 45.9060 | 45.9330 | 46.5000 | 46.4000 |
| U2-U4 | 81.9410 | 81.7840 | 70.7050 | 70.5640 |
| U3-U4 | 44.2760 | 44.0730 | 95.8710 | 95.7950 |
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 | 60894.37304181 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871696 |
| 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 | 52.595 |
| HIERARCH ESO ISS PBL12 END | 52.654 |
| HIERARCH ESO ISS PBLA12 START | 37.9 |
| HIERARCH ESO ISS PBLA12 END | 37.9 |
| HIERARCH ESO ISS PBL13 START | 98.228 |
| HIERARCH ESO ISS PBL13 END | 98.317 |
| HIERARCH ESO ISS PBLA13 START | 41.9 |
| HIERARCH ESO ISS PBLA13 END | 41.9 |
| HIERARCH ESO ISS PBL14 START | 129.341 |
| HIERARCH ESO ISS PBL14 END | 129.281 |
| HIERARCH ESO ISS PBLA14 START | 57.992 |
| HIERARCH ESO ISS PBLA14 END | 57.872 |
| HIERARCH ESO ISS PBL23 START | 45.906 |
| HIERARCH ESO ISS PBL23 END | 45.933 |
| HIERARCH ESO ISS PBLA23 START | 46.5 |
| HIERARCH ESO ISS PBLA23 END | 46.4 |
| HIERARCH ESO ISS PBL24 START | 81.941 |
| HIERARCH ESO ISS PBL24 END | 81.784 |
| HIERARCH ESO ISS PBLA24 START | 70.705 |
| HIERARCH ESO ISS PBLA24 END | 70.564 |
| HIERARCH ESO ISS PBL34 START | 44.276 |
| HIERARCH ESO ISS PBL34 END | 44.073 |
| HIERARCH ESO ISS PBLA34 START | 95.871 |
| HIERARCH ESO ISS PBLA34 END | 95.795 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006556 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006556 |
| HIERARCH ESO ISS AMBI TEMP | 13.31 |
| HIERARCH ESO ISS AMBI FWHM START | 0.54 |
| HIERARCH ESO ISS AMBI FWHM END | 0.58 |