Exposure
- ID
- MATIS.2025-08-06T06:17:53.917_1
- Header ID
- MATIS.2025-08-06T06:17:53.917
- Date updated
- 2025-08-06 06:25:49 UTC+0000
- Release date
- 2026-08-06 06:25:49 UTC+0000
- UTC Start
- 2025-08-06 06:17:53.917
- UTC End
- 2025-08-06 06:19:00.361
- MJD Start
- 60893.26242959
- MJD End
- 60893.26319861778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.007271
- Ambient temperature (°C)
- 14.96
- Seeing (arcsec)
- 0.595
Observation
- ID
- 69184
- 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
- 51446
- Name
- HD 218396
- RA
- 346.871564
- DEC
- 21.13409
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 40.4370 | 40.5410 | 32.3000 | 32.4000 |
| U1-U3 | 75.7400 | 75.9590 | 40.5000 | 40.6000 |
| U1-U4 | 115.1750 | 115.4540 | 70.1640 | 70.1050 |
| U2-U3 | 36.1910 | 36.3010 | 49.8000 | 49.8000 |
| U2-U4 | 86.8810 | 86.9840 | 86.7710 | 86.6660 |
| U3-U4 | 61.9270 | 61.8880 | 107.3580 | 107.2600 |
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 | 60893.26242959 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871564 |
| 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 | 40.437 |
| HIERARCH ESO ISS PBL12 END | 40.541 |
| HIERARCH ESO ISS PBLA12 START | 32.3 |
| HIERARCH ESO ISS PBLA12 END | 32.4 |
| HIERARCH ESO ISS PBL13 START | 75.74 |
| HIERARCH ESO ISS PBL13 END | 75.959 |
| HIERARCH ESO ISS PBLA13 START | 40.5 |
| HIERARCH ESO ISS PBLA13 END | 40.6 |
| HIERARCH ESO ISS PBL14 START | 115.175 |
| HIERARCH ESO ISS PBL14 END | 115.454 |
| HIERARCH ESO ISS PBLA14 START | 70.164 |
| HIERARCH ESO ISS PBLA14 END | 70.105 |
| HIERARCH ESO ISS PBL23 START | 36.191 |
| HIERARCH ESO ISS PBL23 END | 36.301 |
| HIERARCH ESO ISS PBLA23 START | 49.8 |
| HIERARCH ESO ISS PBLA23 END | 49.8 |
| HIERARCH ESO ISS PBL24 START | 86.881 |
| HIERARCH ESO ISS PBL24 END | 86.984 |
| HIERARCH ESO ISS PBLA24 START | 86.771 |
| HIERARCH ESO ISS PBLA24 END | 86.666 |
| HIERARCH ESO ISS PBL34 START | 61.927 |
| HIERARCH ESO ISS PBL34 END | 61.888 |
| HIERARCH ESO ISS PBLA34 START | 107.358 |
| HIERARCH ESO ISS PBLA34 END | 107.26 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007518 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007024 |
| HIERARCH ESO ISS AMBI TEMP | 14.96 |
| HIERARCH ESO ISS AMBI FWHM START | 0.6 |
| HIERARCH ESO ISS AMBI FWHM END | 0.59 |