Exposure
- ID
- MATIS.2025-08-07T08:11:10.281_1
- Header ID
- MATIS.2025-08-07T08:11:10.281
- Date updated
- 2025-08-07 08:15:40 UTC+0000
- Release date
- 2026-08-07 08:15:40 UTC+0000
- UTC Start
- 2025-08-07 08:11:10.281
- UTC End
- 2025-08-07 08:12:16.725
- MJD Start
- 60894.34109122
- MJD End
- 60894.341860247776
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0066935
- Ambient temperature (°C)
- 13.75
- Seeing (arcsec)
- 0.69
Observation
- ID
- 69493
- 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
- 51620
- Name
- HD 218396
- RA
- 346.871694
- DEC
- 21.13408
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 49.8380 | 49.9250 | 38.2000 | 38.2000 |
| U1-U3 | 93.7560 | 93.9050 | 43.2000 | 43.2000 |
| U1-U4 | 130.0650 | 130.0930 | 62.3660 | 62.2540 |
| U2-U3 | 44.3230 | 44.3810 | 48.8000 | 48.8000 |
| U2-U4 | 87.0220 | 86.9150 | 75.9290 | 75.7930 |
| U3-U4 | 51.6590 | 51.4740 | 98.9180 | 98.8320 |
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 | 60894.34109122 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871694 |
| 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 | 49.838 |
| HIERARCH ESO ISS PBL12 END | 49.925 |
| HIERARCH ESO ISS PBLA12 START | 38.2 |
| HIERARCH ESO ISS PBLA12 END | 38.2 |
| HIERARCH ESO ISS PBL13 START | 93.756 |
| HIERARCH ESO ISS PBL13 END | 93.905 |
| HIERARCH ESO ISS PBLA13 START | 43.2 |
| HIERARCH ESO ISS PBLA13 END | 43.2 |
| HIERARCH ESO ISS PBL14 START | 130.065 |
| HIERARCH ESO ISS PBL14 END | 130.093 |
| HIERARCH ESO ISS PBLA14 START | 62.366 |
| HIERARCH ESO ISS PBLA14 END | 62.254 |
| HIERARCH ESO ISS PBL23 START | 44.323 |
| HIERARCH ESO ISS PBL23 END | 44.381 |
| HIERARCH ESO ISS PBLA23 START | 48.8 |
| HIERARCH ESO ISS PBLA23 END | 48.8 |
| HIERARCH ESO ISS PBL24 START | 87.022 |
| HIERARCH ESO ISS PBL24 END | 86.915 |
| HIERARCH ESO ISS PBLA24 START | 75.929 |
| HIERARCH ESO ISS PBLA24 END | 75.793 |
| HIERARCH ESO ISS PBL34 START | 51.659 |
| HIERARCH ESO ISS PBL34 END | 51.474 |
| HIERARCH ESO ISS PBLA34 START | 98.918 |
| HIERARCH ESO ISS PBLA34 END | 98.832 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00732 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006067 |
| HIERARCH ESO ISS AMBI TEMP | 13.75 |
| HIERARCH ESO ISS AMBI FWHM START | 0.66 |
| HIERARCH ESO ISS AMBI FWHM END | 0.72 |