Exposure
- ID
- MATIS.2025-08-07T09:09:54.883_1
- Header ID
- MATIS.2025-08-07T09:09:54.883
- Date updated
- 2025-08-07 09:21:15 UTC+0000
- Release date
- 2026-08-07 09:21:15 UTC+0000
- UTC Start
- 2025-08-07 09:09:54.883
- UTC End
- 2025-08-07 09:11:01.327
- MJD Start
- 60894.38188522
- MJD End
- 60894.38265424778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.005573
- Ambient temperature (°C)
- 13.29
- Seeing (arcsec)
- 0.655
Observation
- ID
- 69502
- 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
- 51625
- Name
- HD 218396
- RA
- 346.871701
- DEC
- 21.13408
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 53.2300 | 53.2840 | 37.7000 | 37.6000 |
| U1-U3 | 99.1720 | 99.2490 | 41.4000 | 41.3000 |
| U1-U4 | 128.5610 | 128.4810 | 56.6130 | 56.4860 |
| U2-U3 | 46.1820 | 46.2030 | 45.7000 | 45.6000 |
| U2-U4 | 80.0980 | 79.9260 | 69.0720 | 68.9210 |
| U3-U4 | 41.9410 | 41.7280 | 95.0100 | 94.9320 |
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 | 60894.38188522 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871701 |
| 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 | 53.23 |
| HIERARCH ESO ISS PBL12 END | 53.284 |
| HIERARCH ESO ISS PBLA12 START | 37.7 |
| HIERARCH ESO ISS PBLA12 END | 37.6 |
| HIERARCH ESO ISS PBL13 START | 99.172 |
| HIERARCH ESO ISS PBL13 END | 99.249 |
| HIERARCH ESO ISS PBLA13 START | 41.4 |
| HIERARCH ESO ISS PBLA13 END | 41.3 |
| HIERARCH ESO ISS PBL14 START | 128.561 |
| HIERARCH ESO ISS PBL14 END | 128.481 |
| HIERARCH ESO ISS PBLA14 START | 56.613 |
| HIERARCH ESO ISS PBLA14 END | 56.486 |
| HIERARCH ESO ISS PBL23 START | 46.182 |
| HIERARCH ESO ISS PBL23 END | 46.203 |
| HIERARCH ESO ISS PBLA23 START | 45.7 |
| HIERARCH ESO ISS PBLA23 END | 45.6 |
| HIERARCH ESO ISS PBL24 START | 80.098 |
| HIERARCH ESO ISS PBL24 END | 79.926 |
| HIERARCH ESO ISS PBLA24 START | 69.072 |
| HIERARCH ESO ISS PBLA24 END | 68.921 |
| HIERARCH ESO ISS PBL34 START | 41.941 |
| HIERARCH ESO ISS PBL34 END | 41.728 |
| HIERARCH ESO ISS PBLA34 START | 95.01 |
| HIERARCH ESO ISS PBLA34 END | 94.932 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005547 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005599 |
| HIERARCH ESO ISS AMBI TEMP | 13.29 |
| HIERARCH ESO ISS AMBI FWHM START | 0.63 |
| HIERARCH ESO ISS AMBI FWHM END | 0.68 |