Exposure
- ID
- MATIS.2025-08-06T07:31:55.488_1
- Header ID
- MATIS.2025-08-06T07:31:55.488
- Date updated
- 2025-08-06 07:40:46 UTC+0000
- Release date
- 2026-08-06 07:40:46 UTC+0000
- UTC Start
- 2025-08-06 07:31:55.488
- UTC End
- 2025-08-06 07:33:01.932
- MJD Start
- 60893.31383667
- MJD End
- 60893.31460569778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.006929
- Ambient temperature (°C)
- 14.23
- Seeing (arcsec)
- 0.48
Observation
- ID
- 69248
- 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
- 51479
- Name
- HD 218396
- RA
- 346.871615
- DEC
- 21.13407
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 46.6670 | 46.7660 | 37.3000 | 37.3000 |
| U1-U3 | 88.0970 | 88.2820 | 43.4000 | 43.4000 |
| U1-U4 | 127.4730 | 127.5960 | 65.7370 | 65.6470 |
| U2-U3 | 41.9870 | 42.0670 | 50.1000 | 50.1000 |
| U2-U4 | 89.2660 | 89.2370 | 80.1700 | 80.0520 |
| U3-U4 | 56.9370 | 56.8060 | 101.8310 | 101.7430 |
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 | 60893.31383667 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871615 |
| DEC | 21.13407 |
| 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 | 46.667 |
| HIERARCH ESO ISS PBL12 END | 46.766 |
| HIERARCH ESO ISS PBLA12 START | 37.3 |
| HIERARCH ESO ISS PBLA12 END | 37.3 |
| HIERARCH ESO ISS PBL13 START | 88.097 |
| HIERARCH ESO ISS PBL13 END | 88.282 |
| HIERARCH ESO ISS PBLA13 START | 43.4 |
| HIERARCH ESO ISS PBLA13 END | 43.4 |
| HIERARCH ESO ISS PBL14 START | 127.473 |
| HIERARCH ESO ISS PBL14 END | 127.596 |
| HIERARCH ESO ISS PBLA14 START | 65.737 |
| HIERARCH ESO ISS PBLA14 END | 65.647 |
| HIERARCH ESO ISS PBL23 START | 41.987 |
| HIERARCH ESO ISS PBL23 END | 42.067 |
| HIERARCH ESO ISS PBLA23 START | 50.1 |
| HIERARCH ESO ISS PBLA23 END | 50.1 |
| HIERARCH ESO ISS PBL24 START | 89.266 |
| HIERARCH ESO ISS PBL24 END | 89.237 |
| HIERARCH ESO ISS PBLA24 START | 80.17 |
| HIERARCH ESO ISS PBLA24 END | 80.052 |
| HIERARCH ESO ISS PBL34 START | 56.937 |
| HIERARCH ESO ISS PBL34 END | 56.806 |
| HIERARCH ESO ISS PBLA34 START | 101.831 |
| HIERARCH ESO ISS PBLA34 END | 101.743 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006929 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006929 |
| HIERARCH ESO ISS AMBI TEMP | 14.23 |
| HIERARCH ESO ISS AMBI FWHM START | 0.51 |
| HIERARCH ESO ISS AMBI FWHM END | 0.45 |