Exposure
- ID
- MATIS.2025-08-07T06:50:45.651_1
- Header ID
- MATIS.2025-08-07T06:50:45.651
- Date updated
- 2025-08-07 07:00:52 UTC+0000
- Release date
- 2026-08-07 07:00:52 UTC+0000
- UTC Start
- 2025-08-07 06:50:45.651
- UTC End
- 2025-08-07 06:51:52.095
- MJD Start
- 60894.28525059
- MJD End
- 60894.28601961778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.00858
- Ambient temperature (°C)
- 13.38
- Seeing (arcsec)
- 0.53
Observation
- ID
- 69427
- 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
- 51587
- Name
- HD 218396
- RA
- 346.87164
- DEC
- 21.13409
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 43.6010 | 43.7080 | 35.4000 | 35.4000 |
| U1-U3 | 82.2200 | 82.4330 | 42.5000 | 42.5000 |
| U1-U4 | 122.5290 | 122.7390 | 68.1650 | 68.0890 |
| U2-U3 | 39.3320 | 39.4310 | 50.4000 | 50.4000 |
| U2-U4 | 89.0680 | 89.1080 | 83.5440 | 83.4320 |
| U3-U4 | 60.1030 | 60.0180 | 104.4980 | 104.4040 |
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 | 60894.28525059 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.87164 |
| 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 | 43.601 |
| HIERARCH ESO ISS PBL12 END | 43.708 |
| HIERARCH ESO ISS PBLA12 START | 35.4 |
| HIERARCH ESO ISS PBLA12 END | 35.4 |
| HIERARCH ESO ISS PBL13 START | 82.22 |
| HIERARCH ESO ISS PBL13 END | 82.433 |
| HIERARCH ESO ISS PBLA13 START | 42.5 |
| HIERARCH ESO ISS PBLA13 END | 42.5 |
| HIERARCH ESO ISS PBL14 START | 122.529 |
| HIERARCH ESO ISS PBL14 END | 122.739 |
| HIERARCH ESO ISS PBLA14 START | 68.165 |
| HIERARCH ESO ISS PBLA14 END | 68.089 |
| HIERARCH ESO ISS PBL23 START | 39.332 |
| HIERARCH ESO ISS PBL23 END | 39.431 |
| HIERARCH ESO ISS PBLA23 START | 50.4 |
| HIERARCH ESO ISS PBLA23 END | 50.4 |
| HIERARCH ESO ISS PBL24 START | 89.068 |
| HIERARCH ESO ISS PBL24 END | 89.108 |
| HIERARCH ESO ISS PBLA24 START | 83.544 |
| HIERARCH ESO ISS PBLA24 END | 83.432 |
| HIERARCH ESO ISS PBL34 START | 60.103 |
| HIERARCH ESO ISS PBL34 END | 60.018 |
| HIERARCH ESO ISS PBLA34 START | 104.498 |
| HIERARCH ESO ISS PBLA34 END | 104.404 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00858 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00858 |
| HIERARCH ESO ISS AMBI TEMP | 13.38 |
| HIERARCH ESO ISS AMBI FWHM START | 0.53 |
| HIERARCH ESO ISS AMBI FWHM END | 0.53 |