Exposure
- ID
- MATIS.2025-08-09T08:05:27.541_1
- Header ID
- MATIS.2025-08-09T08:05:27.541
- Date updated
- 2025-08-09 08:15:43 UTC+0000
- Release date
- 2026-08-09 08:15:43 UTC+0000
- UTC Start
- 2025-08-09 08:05:27.541
- UTC End
- 2025-08-09 08:06:33.985
- MJD Start
- 60896.33712432
- MJD End
- 60896.33789334778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0065235
- Ambient temperature (°C)
- 12.57
- Seeing (arcsec)
- 0.47
Observation
- ID
- 69645
- 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
- 51716
- Name
- HD 218396
- RA
- 346.87165
- DEC
- 21.13388
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 49.9810 | 50.0620 | 38.2000 | 38.2000 |
| U1-U3 | 94.0010 | 94.1370 | 43.2000 | 43.1000 |
| U1-U4 | 130.1090 | 130.1300 | 62.1790 | 62.0720 |
| U2-U3 | 44.4180 | 44.4710 | 48.8000 | 48.7000 |
| U2-U4 | 86.8440 | 86.7390 | 75.7020 | 75.5720 |
| U3-U4 | 51.3540 | 51.1770 | 98.7730 | 98.6910 |
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 | 60896.33712432 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.87165 |
| DEC | 21.13388 |
| 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 | 49.981 |
| HIERARCH ESO ISS PBL12 END | 50.062 |
| HIERARCH ESO ISS PBLA12 START | 38.2 |
| HIERARCH ESO ISS PBLA12 END | 38.2 |
| HIERARCH ESO ISS PBL13 START | 94.001 |
| HIERARCH ESO ISS PBL13 END | 94.137 |
| HIERARCH ESO ISS PBLA13 START | 43.2 |
| HIERARCH ESO ISS PBLA13 END | 43.1 |
| HIERARCH ESO ISS PBL14 START | 130.109 |
| HIERARCH ESO ISS PBL14 END | 130.13 |
| HIERARCH ESO ISS PBLA14 START | 62.179 |
| HIERARCH ESO ISS PBLA14 END | 62.072 |
| HIERARCH ESO ISS PBL23 START | 44.418 |
| HIERARCH ESO ISS PBL23 END | 44.471 |
| HIERARCH ESO ISS PBLA23 START | 48.8 |
| HIERARCH ESO ISS PBLA23 END | 48.7 |
| HIERARCH ESO ISS PBL24 START | 86.844 |
| HIERARCH ESO ISS PBL24 END | 86.739 |
| HIERARCH ESO ISS PBLA24 START | 75.702 |
| HIERARCH ESO ISS PBLA24 END | 75.572 |
| HIERARCH ESO ISS PBL34 START | 51.354 |
| HIERARCH ESO ISS PBL34 END | 51.177 |
| HIERARCH ESO ISS PBLA34 START | 98.773 |
| HIERARCH ESO ISS PBLA34 END | 98.691 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006634 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006413 |
| HIERARCH ESO ISS AMBI TEMP | 12.57 |
| HIERARCH ESO ISS AMBI FWHM START | 0.46 |
| HIERARCH ESO ISS AMBI FWHM END | 0.48 |