Exposure
- ID
- MATIS.2025-08-07T08:21:17.475_1
- Header ID
- MATIS.2025-08-07T08:21:17.475
- Date updated
- 2025-08-07 08:30:44 UTC+0000
- Release date
- 2026-08-07 08:30:43 UTC+0000
- UTC Start
- 2025-08-07 08:21:17.475
- UTC End
- 2025-08-07 08:22:23.919
- MJD Start
- 60894.34811892
- MJD End
- 60894.34888794778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.00846
- Ambient temperature (°C)
- 13.77
- Seeing (arcsec)
- 0.57
Observation
- ID
- 69483
- 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
- 51615
- Name
- HD 218396
- RA
- 346.871689
- DEC
- 21.13407
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 50.5030 | 50.5750 | 38.2000 | 38.2000 |
| U1-U3 | 94.8800 | 95.0010 | 43.0000 | 43.0000 |
| U1-U4 | 130.2020 | 130.2070 | 61.4800 | 61.3790 |
| U2-U3 | 44.7510 | 44.7960 | 48.4000 | 48.4000 |
| U2-U4 | 86.1320 | 86.0240 | 74.8580 | 74.7350 |
| U3-U4 | 50.1870 | 50.0160 | 98.2500 | 98.1750 |
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 | 60894.34811892 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871689 |
| DEC | 21.13407 |
| 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 | 50.503 |
| HIERARCH ESO ISS PBL12 END | 50.575 |
| HIERARCH ESO ISS PBLA12 START | 38.2 |
| HIERARCH ESO ISS PBLA12 END | 38.2 |
| HIERARCH ESO ISS PBL13 START | 94.88 |
| HIERARCH ESO ISS PBL13 END | 95.001 |
| HIERARCH ESO ISS PBLA13 START | 43.0 |
| HIERARCH ESO ISS PBLA13 END | 43.0 |
| HIERARCH ESO ISS PBL14 START | 130.202 |
| HIERARCH ESO ISS PBL14 END | 130.207 |
| HIERARCH ESO ISS PBLA14 START | 61.48 |
| HIERARCH ESO ISS PBLA14 END | 61.379 |
| HIERARCH ESO ISS PBL23 START | 44.751 |
| HIERARCH ESO ISS PBL23 END | 44.796 |
| HIERARCH ESO ISS PBLA23 START | 48.4 |
| HIERARCH ESO ISS PBLA23 END | 48.4 |
| HIERARCH ESO ISS PBL24 START | 86.132 |
| HIERARCH ESO ISS PBL24 END | 86.024 |
| HIERARCH ESO ISS PBLA24 START | 74.858 |
| HIERARCH ESO ISS PBLA24 END | 74.735 |
| HIERARCH ESO ISS PBL34 START | 50.187 |
| HIERARCH ESO ISS PBL34 END | 50.016 |
| HIERARCH ESO ISS PBLA34 START | 98.25 |
| HIERARCH ESO ISS PBLA34 END | 98.175 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00846 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00846 |
| HIERARCH ESO ISS AMBI TEMP | 13.77 |
| HIERARCH ESO ISS AMBI FWHM START | 0.57 |
| HIERARCH ESO ISS AMBI FWHM END | 0.57 |