Exposure
- ID
- MATIS.2025-08-07T06:41:09.360_1
- Header ID
- MATIS.2025-08-07T06:41:09.360
- Date updated
- 2025-08-07 06:50:41 UTC+0000
- Release date
- 2026-08-07 06:50:41 UTC+0000
- UTC Start
- 2025-08-07 06:41:09.360
- UTC End
- 2025-08-07 06:42:15.804
- MJD Start
- 60894.27858055
- MJD End
- 60894.27934957778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.009363
- Ambient temperature (°C)
- 13.45
- Seeing (arcsec)
- 0.53
Observation
- ID
- 69415
- 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
- 51580
- Name
- HD 218396
- RA
- 346.871628
- DEC
- 21.13409
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 42.7810 | 42.8890 | 34.7000 | 34.8000 |
| U1-U3 | 80.5830 | 80.8010 | 42.1000 | 42.2000 |
| U1-U4 | 120.8450 | 121.0770 | 68.7240 | 68.6520 |
| U2-U3 | 38.5580 | 38.6620 | 50.3000 | 50.4000 |
| U2-U4 | 88.6880 | 88.7460 | 84.3910 | 84.2790 |
| U3-U4 | 60.7050 | 60.6300 | 105.2200 | 105.1240 |
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 | 60894.27858055 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871628 |
| DEC | 21.13409 |
| 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 | 42.781 |
| HIERARCH ESO ISS PBL12 END | 42.889 |
| HIERARCH ESO ISS PBLA12 START | 34.7 |
| HIERARCH ESO ISS PBLA12 END | 34.8 |
| HIERARCH ESO ISS PBL13 START | 80.583 |
| HIERARCH ESO ISS PBL13 END | 80.801 |
| HIERARCH ESO ISS PBLA13 START | 42.1 |
| HIERARCH ESO ISS PBLA13 END | 42.2 |
| HIERARCH ESO ISS PBL14 START | 120.845 |
| HIERARCH ESO ISS PBL14 END | 121.077 |
| HIERARCH ESO ISS PBLA14 START | 68.724 |
| HIERARCH ESO ISS PBLA14 END | 68.652 |
| HIERARCH ESO ISS PBL23 START | 38.558 |
| HIERARCH ESO ISS PBL23 END | 38.662 |
| HIERARCH ESO ISS PBLA23 START | 50.3 |
| HIERARCH ESO ISS PBLA23 END | 50.4 |
| HIERARCH ESO ISS PBL24 START | 88.688 |
| HIERARCH ESO ISS PBL24 END | 88.746 |
| HIERARCH ESO ISS PBLA24 START | 84.391 |
| HIERARCH ESO ISS PBLA24 END | 84.279 |
| HIERARCH ESO ISS PBL34 START | 60.705 |
| HIERARCH ESO ISS PBL34 END | 60.63 |
| HIERARCH ESO ISS PBLA34 START | 105.22 |
| HIERARCH ESO ISS PBLA34 END | 105.124 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.009363 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.009363 |
| HIERARCH ESO ISS AMBI TEMP | 13.45 |
| HIERARCH ESO ISS AMBI FWHM START | 0.56 |
| HIERARCH ESO ISS AMBI FWHM END | 0.5 |