Exposure
- ID
- MATIS.2025-08-06T07:08:54.465_1
- Header ID
- MATIS.2025-08-06T07:08:54.465
- Date updated
- 2025-08-06 07:15:49 UTC+0000
- Release date
- 2026-08-06 07:15:49 UTC+0000
- UTC Start
- 2025-08-06 07:08:54.465
- UTC End
- 2025-08-06 07:09:56.475
- MJD Start
- 60893.2978526
- MJD End
- 60893.29857030833
- Exposure time (s)
- 62.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0047740000000000005
- Ambient temperature (°C)
- 14.5
- Seeing (arcsec)
- 0.525
Observation
- ID
- 69231
- 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
- 51469
- Name
- HD 218396
- RA
- 346.871598
- DEC
- 21.13408
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 44.7980 | 44.8830 | 36.2000 | 36.3000 |
| U1-U3 | 84.5600 | 84.7260 | 42.9000 | 43.0000 |
| U1-U4 | 124.7160 | 124.8610 | 67.2870 | 67.2210 |
| U2-U3 | 40.4120 | 40.4880 | 50.4000 | 50.4000 |
| U2-U4 | 89.3820 | 89.3930 | 82.2760 | 82.1830 |
| U3-U4 | 59.0500 | 58.9660 | 103.4570 | 103.3830 |
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 | 60893.2978526 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871598 |
| DEC | 21.13408 |
| 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 | 44.798 |
| HIERARCH ESO ISS PBL12 END | 44.883 |
| HIERARCH ESO ISS PBLA12 START | 36.2 |
| HIERARCH ESO ISS PBLA12 END | 36.3 |
| HIERARCH ESO ISS PBL13 START | 84.56 |
| HIERARCH ESO ISS PBL13 END | 84.726 |
| HIERARCH ESO ISS PBLA13 START | 42.9 |
| HIERARCH ESO ISS PBLA13 END | 43.0 |
| HIERARCH ESO ISS PBL14 START | 124.716 |
| HIERARCH ESO ISS PBL14 END | 124.861 |
| HIERARCH ESO ISS PBLA14 START | 67.287 |
| HIERARCH ESO ISS PBLA14 END | 67.221 |
| HIERARCH ESO ISS PBL23 START | 40.412 |
| HIERARCH ESO ISS PBL23 END | 40.488 |
| HIERARCH ESO ISS PBLA23 START | 50.4 |
| HIERARCH ESO ISS PBLA23 END | 50.4 |
| HIERARCH ESO ISS PBL24 START | 89.382 |
| HIERARCH ESO ISS PBL24 END | 89.393 |
| HIERARCH ESO ISS PBLA24 START | 82.276 |
| HIERARCH ESO ISS PBLA24 END | 82.183 |
| HIERARCH ESO ISS PBL34 START | 59.05 |
| HIERARCH ESO ISS PBL34 END | 58.966 |
| HIERARCH ESO ISS PBLA34 START | 103.457 |
| HIERARCH ESO ISS PBLA34 END | 103.383 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004522 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005026 |
| HIERARCH ESO ISS AMBI TEMP | 14.5 |
| HIERARCH ESO ISS AMBI FWHM START | 0.55 |
| HIERARCH ESO ISS AMBI FWHM END | 0.5 |