Exposure
- ID
- MATIS.2025-08-07T08:22:57.565_1
- Header ID
- MATIS.2025-08-07T08:22:57.565
- Date updated
- 2025-08-07 08:35:39 UTC+0000
- Release date
- 2026-08-07 08:35:39 UTC+0000
- UTC Start
- 2025-08-07 08:22:57.565
- UTC End
- 2025-08-07 08:24:04.009
- MJD Start
- 60894.34927737
- MJD End
- 60894.350046397776
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0078095000000000005
- Ambient temperature (°C)
- 13.72
- Seeing (arcsec)
- 0.57
Observation
- ID
- 69491
- 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
- 51619
- Name
- HD 218396
- RA
- 346.871691
- DEC
- 21.13408
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 50.6090 | 50.6810 | 38.2000 | 38.2000 |
| U1-U3 | 95.0580 | 95.1770 | 43.0000 | 43.0000 |
| U1-U4 | 130.2080 | 130.2100 | 61.3310 | 61.2280 |
| U2-U3 | 44.8170 | 44.8610 | 48.3000 | 48.3000 |
| U2-U4 | 85.9730 | 85.8620 | 74.6770 | 74.5540 |
| U3-U4 | 49.9350 | 49.7630 | 98.1400 | 98.0650 |
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 | 60894.34927737 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871691 |
| 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 | 50.609 |
| HIERARCH ESO ISS PBL12 END | 50.681 |
| HIERARCH ESO ISS PBLA12 START | 38.2 |
| HIERARCH ESO ISS PBLA12 END | 38.2 |
| HIERARCH ESO ISS PBL13 START | 95.058 |
| HIERARCH ESO ISS PBL13 END | 95.177 |
| HIERARCH ESO ISS PBLA13 START | 43.0 |
| HIERARCH ESO ISS PBLA13 END | 43.0 |
| HIERARCH ESO ISS PBL14 START | 130.208 |
| HIERARCH ESO ISS PBL14 END | 130.21 |
| HIERARCH ESO ISS PBLA14 START | 61.331 |
| HIERARCH ESO ISS PBLA14 END | 61.228 |
| HIERARCH ESO ISS PBL23 START | 44.817 |
| HIERARCH ESO ISS PBL23 END | 44.861 |
| HIERARCH ESO ISS PBLA23 START | 48.3 |
| HIERARCH ESO ISS PBLA23 END | 48.3 |
| HIERARCH ESO ISS PBL24 START | 85.973 |
| HIERARCH ESO ISS PBL24 END | 85.862 |
| HIERARCH ESO ISS PBLA24 START | 74.677 |
| HIERARCH ESO ISS PBLA24 END | 74.554 |
| HIERARCH ESO ISS PBL34 START | 49.935 |
| HIERARCH ESO ISS PBL34 END | 49.763 |
| HIERARCH ESO ISS PBLA34 START | 98.14 |
| HIERARCH ESO ISS PBLA34 END | 98.065 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00846 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007159 |
| HIERARCH ESO ISS AMBI TEMP | 13.72 |
| HIERARCH ESO ISS AMBI FWHM START | 0.57 |
| HIERARCH ESO ISS AMBI FWHM END | 0.57 |