Exposure
- ID
- MATIS.2025-08-07T09:04:57.454_1
- Header ID
- MATIS.2025-08-07T09:04:57.454
- Date updated
- 2025-08-07 09:10:44 UTC+0000
- Release date
- 2026-08-07 09:10:44 UTC+0000
- UTC Start
- 2025-08-07 09:04:57.454
- UTC End
- 2025-08-07 09:06:03.898
- MJD Start
- 60894.37844275
- MJD End
- 60894.37921177778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.005712
- Ambient temperature (°C)
- 13.27
- Seeing (arcsec)
- 0.78
Observation
- ID
- 69501
- 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
- 51624
- Name
- HD 218396
- RA
- 346.871702
- DEC
- 21.13408
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 52.9890 | 53.0530 | 37.8000 | 37.8000 |
| U1-U3 | 98.8190 | 98.9130 | 41.6000 | 41.5000 |
| U1-U4 | 128.8930 | 128.8100 | 57.1600 | 57.0180 |
| U2-U3 | 46.0820 | 46.1090 | 46.0000 | 45.9000 |
| U2-U4 | 80.8380 | 80.6470 | 69.7210 | 69.5520 |
| U3-U4 | 42.8660 | 42.6260 | 95.3480 | 95.2600 |
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 | 60894.37844275 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871702 |
| DEC | 21.13408 |
| 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 | 52.989 |
| HIERARCH ESO ISS PBL12 END | 53.053 |
| HIERARCH ESO ISS PBLA12 START | 37.8 |
| HIERARCH ESO ISS PBLA12 END | 37.8 |
| HIERARCH ESO ISS PBL13 START | 98.819 |
| HIERARCH ESO ISS PBL13 END | 98.913 |
| HIERARCH ESO ISS PBLA13 START | 41.6 |
| HIERARCH ESO ISS PBLA13 END | 41.5 |
| HIERARCH ESO ISS PBL14 START | 128.893 |
| HIERARCH ESO ISS PBL14 END | 128.81 |
| HIERARCH ESO ISS PBLA14 START | 57.16 |
| HIERARCH ESO ISS PBLA14 END | 57.018 |
| HIERARCH ESO ISS PBL23 START | 46.082 |
| HIERARCH ESO ISS PBL23 END | 46.109 |
| HIERARCH ESO ISS PBLA23 START | 46.0 |
| HIERARCH ESO ISS PBLA23 END | 45.9 |
| HIERARCH ESO ISS PBL24 START | 80.838 |
| HIERARCH ESO ISS PBL24 END | 80.647 |
| HIERARCH ESO ISS PBLA24 START | 69.721 |
| HIERARCH ESO ISS PBLA24 END | 69.552 |
| HIERARCH ESO ISS PBL34 START | 42.866 |
| HIERARCH ESO ISS PBL34 END | 42.626 |
| HIERARCH ESO ISS PBLA34 START | 95.348 |
| HIERARCH ESO ISS PBLA34 END | 95.26 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006149 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005275 |
| HIERARCH ESO ISS AMBI TEMP | 13.27 |
| HIERARCH ESO ISS AMBI FWHM START | 0.67 |
| HIERARCH ESO ISS AMBI FWHM END | 0.89 |