Exposure
- ID
- MATIS.2025-08-07T06:09:39.713_1
- Header ID
- MATIS.2025-08-07T06:09:39.713
- Date updated
- 2025-08-07 06:25:51 UTC+0000
- Release date
- 2026-08-07 06:25:51 UTC+0000
- UTC Start
- 2025-08-07 06:09:39.713
- UTC End
- 2025-08-07 06:10:46.157
- MJD Start
- 60894.25670964
- MJD End
- 60894.25747866778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0074865
- Ambient temperature (°C)
- 13.24
- Seeing (arcsec)
- 0.59
Observation
- ID
- 69403
- 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
- 51574
- Name
- HD 218396
- RA
- 346.871637
- DEC
- 21.13381
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 40.0660 | 40.1660 | 31.8000 | 32.0000 |
| U1-U3 | 74.9480 | 75.1620 | 40.2000 | 40.3000 |
| U1-U4 | 114.1520 | 114.4310 | 70.3730 | 70.3170 |
| U2-U3 | 35.7930 | 35.9010 | 49.6000 | 49.7000 |
| U2-U4 | 86.4950 | 86.6020 | 87.1510 | 87.0480 |
| U3-U4 | 62.0570 | 62.0240 | 107.7130 | 107.6170 |
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 | 60894.25670964 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871637 |
| DEC | 21.13381 |
| 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 | 40.066 |
| HIERARCH ESO ISS PBL12 END | 40.166 |
| HIERARCH ESO ISS PBLA12 START | 31.8 |
| HIERARCH ESO ISS PBLA12 END | 32.0 |
| HIERARCH ESO ISS PBL13 START | 74.948 |
| HIERARCH ESO ISS PBL13 END | 75.162 |
| HIERARCH ESO ISS PBLA13 START | 40.2 |
| HIERARCH ESO ISS PBLA13 END | 40.3 |
| HIERARCH ESO ISS PBL14 START | 114.152 |
| HIERARCH ESO ISS PBL14 END | 114.431 |
| HIERARCH ESO ISS PBLA14 START | 70.373 |
| HIERARCH ESO ISS PBLA14 END | 70.317 |
| HIERARCH ESO ISS PBL23 START | 35.793 |
| HIERARCH ESO ISS PBL23 END | 35.901 |
| HIERARCH ESO ISS PBLA23 START | 49.6 |
| HIERARCH ESO ISS PBLA23 END | 49.7 |
| HIERARCH ESO ISS PBL24 START | 86.495 |
| HIERARCH ESO ISS PBL24 END | 86.602 |
| HIERARCH ESO ISS PBLA24 START | 87.151 |
| HIERARCH ESO ISS PBLA24 END | 87.048 |
| HIERARCH ESO ISS PBL34 START | 62.057 |
| HIERARCH ESO ISS PBL34 END | 62.024 |
| HIERARCH ESO ISS PBLA34 START | 107.713 |
| HIERARCH ESO ISS PBLA34 END | 107.617 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007632 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007341 |
| HIERARCH ESO ISS AMBI TEMP | 13.24 |
| HIERARCH ESO ISS AMBI FWHM START | 0.59 |
| HIERARCH ESO ISS AMBI FWHM END | 0.59 |