Exposure
- ID
- MATIS.2025-08-07T07:53:47.938_1
- Header ID
- MATIS.2025-08-07T07:53:47.938
- Date updated
- 2025-08-07 08:05:46 UTC+0000
- Release date
- 2026-08-07 08:05:46 UTC+0000
- UTC Start
- 2025-08-07 07:53:47.938
- UTC End
- 2025-08-07 07:54:54.382
- MJD Start
- 60894.32902706
- MJD End
- 60894.329796087775
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.00761
- Ambient temperature (°C)
- 13.51
- Seeing (arcsec)
- 0.66
Observation
- ID
- 69476
- 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
- 51612
- Name
- HD 218396
- RA
- 346.871681
- DEC
- 21.13407
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 48.6220 | 48.7020 | 38.0000 | 38.0000 |
| U1-U3 | 91.6420 | 91.7830 | 43.4000 | 43.4000 |
| U1-U4 | 129.4190 | 129.4760 | 63.8000 | 63.7120 |
| U2-U3 | 43.4820 | 43.5400 | 49.5000 | 49.4000 |
| U2-U4 | 88.2340 | 88.1700 | 77.6930 | 77.5840 |
| U3-U4 | 53.9840 | 53.8440 | 100.0740 | 100.0010 |
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 | 60894.32902706 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871681 |
| 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 | 48.622 |
| HIERARCH ESO ISS PBL12 END | 48.702 |
| HIERARCH ESO ISS PBLA12 START | 38.0 |
| HIERARCH ESO ISS PBLA12 END | 38.0 |
| HIERARCH ESO ISS PBL13 START | 91.642 |
| HIERARCH ESO ISS PBL13 END | 91.783 |
| HIERARCH ESO ISS PBLA13 START | 43.4 |
| HIERARCH ESO ISS PBLA13 END | 43.4 |
| HIERARCH ESO ISS PBL14 START | 129.419 |
| HIERARCH ESO ISS PBL14 END | 129.476 |
| HIERARCH ESO ISS PBLA14 START | 63.8 |
| HIERARCH ESO ISS PBLA14 END | 63.712 |
| HIERARCH ESO ISS PBL23 START | 43.482 |
| HIERARCH ESO ISS PBL23 END | 43.54 |
| HIERARCH ESO ISS PBLA23 START | 49.5 |
| HIERARCH ESO ISS PBLA23 END | 49.4 |
| HIERARCH ESO ISS PBL24 START | 88.234 |
| HIERARCH ESO ISS PBL24 END | 88.17 |
| HIERARCH ESO ISS PBLA24 START | 77.693 |
| HIERARCH ESO ISS PBLA24 END | 77.584 |
| HIERARCH ESO ISS PBL34 START | 53.984 |
| HIERARCH ESO ISS PBL34 END | 53.844 |
| HIERARCH ESO ISS PBLA34 START | 100.074 |
| HIERARCH ESO ISS PBLA34 END | 100.001 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00761 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00761 |
| HIERARCH ESO ISS AMBI TEMP | 13.51 |
| HIERARCH ESO ISS AMBI FWHM START | 0.66 |
| HIERARCH ESO ISS AMBI FWHM END | 0.66 |