Exposure
- ID
- MATIS.2025-08-07T08:01:34.702_1
- Header ID
- MATIS.2025-08-07T08:01:34.702
- Date updated
- 2025-08-07 08:10:53 UTC+0000
- Release date
- 2026-08-07 08:10:53 UTC+0000
- UTC Start
- 2025-08-07 08:01:34.702
- UTC End
- 2025-08-07 08:02:36.712
- MJD Start
- 60894.33442942
- MJD End
- 60894.33514712833
- Exposure time (s)
- 62.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.008872
- Ambient temperature (°C)
- 13.59
- Seeing (arcsec)
- 0.685
Observation
- ID
- 69484
- 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
- 51615
- Name
- HD 218396
- RA
- 346.871689
- DEC
- 21.13407
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 49.1770 | 49.2490 | 38.1000 | 38.1000 |
| U1-U3 | 92.6150 | 92.7410 | 43.3000 | 43.3000 |
| U1-U4 | 129.7730 | 129.8120 | 63.1720 | 63.0870 |
| U2-U3 | 43.8750 | 43.9250 | 49.2000 | 49.2000 |
| U2-U4 | 87.7430 | 87.6710 | 76.9150 | 76.8100 |
| U3-U4 | 52.9770 | 52.8390 | 99.5550 | 99.4860 |
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 | 60894.33442942 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871689 |
| DEC | 21.13407 |
| HIERARCH ESO DET NAME | MATISSE-N |
| HIERARCH ESO INS DIN NAME | LOW |
| HIERARCH ESO INS DIN ID | LOW |
| 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 | 0.0200088 |
| HIERARCH ESO DET SEQ1 PERIOD | 0.026 |
| HIERARCH ESO DET NDIT | 2385 |
| HIERARCH ESO ISS PBL12 START | 49.177 |
| HIERARCH ESO ISS PBL12 END | 49.249 |
| HIERARCH ESO ISS PBLA12 START | 38.1 |
| HIERARCH ESO ISS PBLA12 END | 38.1 |
| HIERARCH ESO ISS PBL13 START | 92.615 |
| HIERARCH ESO ISS PBL13 END | 92.741 |
| HIERARCH ESO ISS PBLA13 START | 43.3 |
| HIERARCH ESO ISS PBLA13 END | 43.3 |
| HIERARCH ESO ISS PBL14 START | 129.773 |
| HIERARCH ESO ISS PBL14 END | 129.812 |
| HIERARCH ESO ISS PBLA14 START | 63.172 |
| HIERARCH ESO ISS PBLA14 END | 63.087 |
| HIERARCH ESO ISS PBL23 START | 43.875 |
| HIERARCH ESO ISS PBL23 END | 43.925 |
| HIERARCH ESO ISS PBLA23 START | 49.2 |
| HIERARCH ESO ISS PBLA23 END | 49.2 |
| HIERARCH ESO ISS PBL24 START | 87.743 |
| HIERARCH ESO ISS PBL24 END | 87.671 |
| HIERARCH ESO ISS PBLA24 START | 76.915 |
| HIERARCH ESO ISS PBLA24 END | 76.81 |
| HIERARCH ESO ISS PBL34 START | 52.977 |
| HIERARCH ESO ISS PBL34 END | 52.839 |
| HIERARCH ESO ISS PBLA34 START | 99.555 |
| HIERARCH ESO ISS PBLA34 END | 99.486 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.008957 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.008787 |
| HIERARCH ESO ISS AMBI TEMP | 13.59 |
| HIERARCH ESO ISS AMBI FWHM START | 0.69 |
| HIERARCH ESO ISS AMBI FWHM END | 0.68 |