Exposure
- ID
- MATIS.2025-08-06T05:54:43.229_1
- Header ID
- MATIS.2025-08-06T05:54:43.229
- 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 05:54:43.229
- UTC End
- 2025-08-06 05:55:49.673
- MJD Start
- 60893.24633367
- MJD End
- 60893.24710269778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0080835
- Ambient temperature (°C)
- 15.17
- Seeing (arcsec)
- 0.595
Observation
- ID
- 69166
- 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 | 38.4650 | 38.5590 | 29.6000 | 29.8000 |
| U1-U3 | 71.4460 | 71.6580 | 38.6000 | 38.7000 |
| U1-U4 | 109.3030 | 109.6110 | 71.2230 | 71.1750 |
| U2-U3 | 33.9900 | 34.1010 | 48.8000 | 48.9000 |
| U2-U4 | 84.4940 | 84.6280 | 88.8200 | 88.7190 |
| U3-U4 | 62.4160 | 62.4030 | 109.3190 | 109.2200 |
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 | 60893.24633367 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871552 |
| DEC | 21.13411 |
| 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 | 38.465 |
| HIERARCH ESO ISS PBL12 END | 38.559 |
| HIERARCH ESO ISS PBLA12 START | 29.6 |
| HIERARCH ESO ISS PBLA12 END | 29.8 |
| HIERARCH ESO ISS PBL13 START | 71.446 |
| HIERARCH ESO ISS PBL13 END | 71.658 |
| HIERARCH ESO ISS PBLA13 START | 38.6 |
| HIERARCH ESO ISS PBLA13 END | 38.7 |
| HIERARCH ESO ISS PBL14 START | 109.303 |
| HIERARCH ESO ISS PBL14 END | 109.611 |
| HIERARCH ESO ISS PBLA14 START | 71.223 |
| HIERARCH ESO ISS PBLA14 END | 71.175 |
| HIERARCH ESO ISS PBL23 START | 33.99 |
| HIERARCH ESO ISS PBL23 END | 34.101 |
| HIERARCH ESO ISS PBLA23 START | 48.8 |
| HIERARCH ESO ISS PBLA23 END | 48.9 |
| HIERARCH ESO ISS PBL24 START | 84.494 |
| HIERARCH ESO ISS PBL24 END | 84.628 |
| HIERARCH ESO ISS PBLA24 START | 88.82 |
| HIERARCH ESO ISS PBLA24 END | 88.719 |
| HIERARCH ESO ISS PBL34 START | 62.416 |
| HIERARCH ESO ISS PBL34 END | 62.403 |
| HIERARCH ESO ISS PBLA34 START | 109.319 |
| HIERARCH ESO ISS PBLA34 END | 109.22 |
| 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 |