Exposure
- ID
- MATIS.2025-08-11T06:52:17.673_1
- Header ID
- MATIS.2025-08-11T06:52:17.673
- Date updated
- 2025-08-11 07:00:44 UTC+0000
- Release date
- 2026-08-11 07:00:44 UTC+0000
- UTC Start
- 2025-08-11 06:52:17.673
- UTC End
- 2025-08-11 06:53:24.117
- MJD Start
- 60898.28631566
- MJD End
- 60898.28708468778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004599
- Ambient temperature (°C)
- 14.78
- Seeing (arcsec)
- 0.385
Observation
- ID
- 69863
- 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
- 51860
- Name
- HD 218396
- RA
- 346.871617
- DEC
- 21.1337
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 45.0500 | 45.1430 | 36.4000 | 36.4000 |
| U1-U3 | 85.0450 | 85.2250 | 43.0000 | 43.0000 |
| U1-U4 | 125.1350 | 125.2870 | 67.0940 | 67.0200 |
| U2-U3 | 40.6330 | 40.7140 | 50.4000 | 50.4000 |
| U2-U4 | 89.4110 | 89.4180 | 82.0040 | 81.9020 |
| U3-U4 | 58.8000 | 58.7040 | 103.2410 | 103.1590 |
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 | 60898.28631566 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871617 |
| DEC | 21.1337 |
| 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 | 45.05 |
| HIERARCH ESO ISS PBL12 END | 45.143 |
| HIERARCH ESO ISS PBLA12 START | 36.4 |
| HIERARCH ESO ISS PBLA12 END | 36.4 |
| HIERARCH ESO ISS PBL13 START | 85.045 |
| HIERARCH ESO ISS PBL13 END | 85.225 |
| HIERARCH ESO ISS PBLA13 START | 43.0 |
| HIERARCH ESO ISS PBLA13 END | 43.0 |
| HIERARCH ESO ISS PBL14 START | 125.135 |
| HIERARCH ESO ISS PBL14 END | 125.287 |
| HIERARCH ESO ISS PBLA14 START | 67.094 |
| HIERARCH ESO ISS PBLA14 END | 67.02 |
| HIERARCH ESO ISS PBL23 START | 40.633 |
| HIERARCH ESO ISS PBL23 END | 40.714 |
| HIERARCH ESO ISS PBLA23 START | 50.4 |
| HIERARCH ESO ISS PBLA23 END | 50.4 |
| HIERARCH ESO ISS PBL24 START | 89.411 |
| HIERARCH ESO ISS PBL24 END | 89.418 |
| HIERARCH ESO ISS PBLA24 START | 82.004 |
| HIERARCH ESO ISS PBLA24 END | 81.902 |
| HIERARCH ESO ISS PBL34 START | 58.8 |
| HIERARCH ESO ISS PBL34 END | 58.704 |
| HIERARCH ESO ISS PBLA34 START | 103.241 |
| HIERARCH ESO ISS PBLA34 END | 103.159 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00454 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004658 |
| HIERARCH ESO ISS AMBI TEMP | 14.78 |
| HIERARCH ESO ISS AMBI FWHM START | 0.38 |
| HIERARCH ESO ISS AMBI FWHM END | 0.39 |