Exposure
- ID
- MATIS.2025-08-07T06:47:33.564_1
- Header ID
- MATIS.2025-08-07T06:47:33.564
- Date updated
- 2025-08-07 06:55:55 UTC+0000
- Release date
- 2026-08-07 06:55:55 UTC+0000
- UTC Start
- 2025-08-07 06:47:33.564
- UTC End
- 2025-08-07 06:48:40.008
- MJD Start
- 60894.28302736
- MJD End
- 60894.283796387776
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0076489999999999995
- Ambient temperature (°C)
- 13.39
- Seeing (arcsec)
- 0.5449999999999999
Observation
- ID
- 69420
- 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
- 51583
- Name
- HD 218396
- RA
- 346.871636
- DEC
- 21.1341
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 43.3280 | 43.4250 | 35.1000 | 35.2000 |
| U1-U3 | 81.6790 | 81.8710 | 42.4000 | 42.4000 |
| U1-U4 | 121.9870 | 122.1810 | 68.3540 | 68.2880 |
| U2-U3 | 39.0780 | 39.1680 | 50.4000 | 50.4000 |
| U2-U4 | 88.9560 | 88.9970 | 83.8270 | 83.7270 |
| U3-U4 | 60.3140 | 60.2400 | 104.7370 | 104.6520 |
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 | 60894.28302736 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871636 |
| DEC | 21.1341 |
| 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 | 43.328 |
| HIERARCH ESO ISS PBL12 END | 43.425 |
| HIERARCH ESO ISS PBLA12 START | 35.1 |
| HIERARCH ESO ISS PBLA12 END | 35.2 |
| HIERARCH ESO ISS PBL13 START | 81.679 |
| HIERARCH ESO ISS PBL13 END | 81.871 |
| HIERARCH ESO ISS PBLA13 START | 42.4 |
| HIERARCH ESO ISS PBLA13 END | 42.4 |
| HIERARCH ESO ISS PBL14 START | 121.987 |
| HIERARCH ESO ISS PBL14 END | 122.181 |
| HIERARCH ESO ISS PBLA14 START | 68.354 |
| HIERARCH ESO ISS PBLA14 END | 68.288 |
| HIERARCH ESO ISS PBL23 START | 39.078 |
| HIERARCH ESO ISS PBL23 END | 39.168 |
| HIERARCH ESO ISS PBLA23 START | 50.4 |
| HIERARCH ESO ISS PBLA23 END | 50.4 |
| HIERARCH ESO ISS PBL24 START | 88.956 |
| HIERARCH ESO ISS PBL24 END | 88.997 |
| HIERARCH ESO ISS PBLA24 START | 83.827 |
| HIERARCH ESO ISS PBLA24 END | 83.727 |
| HIERARCH ESO ISS PBL34 START | 60.314 |
| HIERARCH ESO ISS PBL34 END | 60.24 |
| HIERARCH ESO ISS PBLA34 START | 104.737 |
| HIERARCH ESO ISS PBLA34 END | 104.652 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006832 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.008466 |
| HIERARCH ESO ISS AMBI TEMP | 13.39 |
| HIERARCH ESO ISS AMBI FWHM START | 0.58 |
| HIERARCH ESO ISS AMBI FWHM END | 0.51 |