Exposure
- ID
- MATIS.2025-08-06T05:38:35.991_1
- Header ID
- MATIS.2025-08-06T05:38:35.991
- Date updated
- 2025-08-06 05:50:48 UTC+0000
- Release date
- 2026-08-06 05:50:48 UTC+0000
- UTC Start
- 2025-08-06 05:38:35.991
- UTC End
- 2025-08-06 05:39:42.435
- MJD Start
- 60893.23513878
- MJD End
- 60893.23590780778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.008496
- Ambient temperature (°C)
- 15.16
- Seeing (arcsec)
- 0.71
Observation
- ID
- 69158
- 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
- 51432
- Name
- HD 218396
- RA
- 346.871545
- DEC
- 21.13412
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 37.1460 | 37.2430 | 27.4000 | 27.6000 |
| U1-U3 | 68.4390 | 68.6630 | 36.9000 | 37.0000 |
| U1-U4 | 104.6890 | 105.0470 | 71.8620 | 71.8170 |
| U2-U3 | 32.3850 | 32.5060 | 47.8000 | 47.9000 |
| U2-U4 | 82.3910 | 82.5600 | 90.2720 | 90.1620 |
| U3-U4 | 62.4600 | 62.4650 | 110.7680 | 110.6570 |
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 | 60893.23513878 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871545 |
| DEC | 21.13412 |
| 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 | 37.146 |
| HIERARCH ESO ISS PBL12 END | 37.243 |
| HIERARCH ESO ISS PBLA12 START | 27.4 |
| HIERARCH ESO ISS PBLA12 END | 27.6 |
| HIERARCH ESO ISS PBL13 START | 68.439 |
| HIERARCH ESO ISS PBL13 END | 68.663 |
| HIERARCH ESO ISS PBLA13 START | 36.9 |
| HIERARCH ESO ISS PBLA13 END | 37.0 |
| HIERARCH ESO ISS PBL14 START | 104.689 |
| HIERARCH ESO ISS PBL14 END | 105.047 |
| HIERARCH ESO ISS PBLA14 START | 71.862 |
| HIERARCH ESO ISS PBLA14 END | 71.817 |
| HIERARCH ESO ISS PBL23 START | 32.385 |
| HIERARCH ESO ISS PBL23 END | 32.506 |
| HIERARCH ESO ISS PBLA23 START | 47.8 |
| HIERARCH ESO ISS PBLA23 END | 47.9 |
| HIERARCH ESO ISS PBL24 START | 82.391 |
| HIERARCH ESO ISS PBL24 END | 82.56 |
| HIERARCH ESO ISS PBLA24 START | 90.272 |
| HIERARCH ESO ISS PBLA24 END | 90.162 |
| HIERARCH ESO ISS PBL34 START | 62.46 |
| HIERARCH ESO ISS PBL34 END | 62.465 |
| HIERARCH ESO ISS PBLA34 START | 110.768 |
| HIERARCH ESO ISS PBLA34 END | 110.657 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.009326 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007666 |
| HIERARCH ESO ISS AMBI TEMP | 15.16 |
| HIERARCH ESO ISS AMBI FWHM START | 0.73 |
| HIERARCH ESO ISS AMBI FWHM END | 0.69 |