Exposure
- ID
- MATIS.2025-08-06T05:54:43.790_1
- Header ID
- MATIS.2025-08-06T05:54:43.790
- Date updated
- 2025-08-06 06:05:42 UTC+0000
- Release date
- 2026-08-06 06:05:42 UTC+0000
- UTC Start
- 2025-08-06 05:54:43.790
- UTC End
- 2025-08-06 05:55:45.800
- MJD Start
- 60893.24634016
- MJD End
- 60893.247057868335
- Exposure time (s)
- 62.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0080835
- Ambient temperature (°C)
- 15.17
- Seeing (arcsec)
- 0.595
Observation
- ID
- 69167
- 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
- 51437
- Name
- HD 218396
- RA
- 346.871552
- DEC
- 21.13411
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 38.4670 | 38.5540 | 29.6000 | 29.7000 |
| U1-U3 | 71.4520 | 71.6450 | 38.6000 | 38.7000 |
| U1-U4 | 109.3120 | 109.5930 | 71.2220 | 71.1780 |
| U2-U3 | 33.9930 | 34.0940 | 48.8000 | 48.9000 |
| U2-U4 | 84.4980 | 84.6200 | 88.8170 | 88.7250 |
| U3-U4 | 62.4150 | 62.4040 | 109.3160 | 109.2260 |
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 | 60893.24634016 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871552 |
| DEC | 21.13411 |
| HIERARCH ESO DET NAME | MATISSE-N |
| HIERARCH ESO INS DIN NAME | LOW |
| HIERARCH ESO INS DIN ID | LOW |
| 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 | 0.0200088 |
| HIERARCH ESO DET SEQ1 PERIOD | 0.026 |
| HIERARCH ESO DET NDIT | 2385 |
| HIERARCH ESO ISS PBL12 START | 38.467 |
| HIERARCH ESO ISS PBL12 END | 38.554 |
| HIERARCH ESO ISS PBLA12 START | 29.6 |
| HIERARCH ESO ISS PBLA12 END | 29.7 |
| HIERARCH ESO ISS PBL13 START | 71.452 |
| HIERARCH ESO ISS PBL13 END | 71.645 |
| HIERARCH ESO ISS PBLA13 START | 38.6 |
| HIERARCH ESO ISS PBLA13 END | 38.7 |
| HIERARCH ESO ISS PBL14 START | 109.312 |
| HIERARCH ESO ISS PBL14 END | 109.593 |
| HIERARCH ESO ISS PBLA14 START | 71.222 |
| HIERARCH ESO ISS PBLA14 END | 71.178 |
| HIERARCH ESO ISS PBL23 START | 33.993 |
| HIERARCH ESO ISS PBL23 END | 34.094 |
| HIERARCH ESO ISS PBLA23 START | 48.8 |
| HIERARCH ESO ISS PBLA23 END | 48.9 |
| HIERARCH ESO ISS PBL24 START | 84.498 |
| HIERARCH ESO ISS PBL24 END | 84.62 |
| HIERARCH ESO ISS PBLA24 START | 88.817 |
| HIERARCH ESO ISS PBLA24 END | 88.725 |
| HIERARCH ESO ISS PBL34 START | 62.415 |
| HIERARCH ESO ISS PBL34 END | 62.404 |
| HIERARCH ESO ISS PBLA34 START | 109.316 |
| HIERARCH ESO ISS PBLA34 END | 109.226 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.008468 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007699 |
| HIERARCH ESO ISS AMBI TEMP | 15.17 |
| HIERARCH ESO ISS AMBI FWHM START | 0.62 |
| HIERARCH ESO ISS AMBI FWHM END | 0.57 |