Exposure
- ID
- MATIS.2025-08-07T08:49:04.735_1
- Header ID
- MATIS.2025-08-07T08:49:04.735
- Date updated
- 2025-08-07 09:00:34 UTC+0000
- Release date
- 2026-08-07 09:00:34 UTC+0000
- UTC Start
- 2025-08-07 08:49:04.735
- UTC End
- 2025-08-07 08:50:06.745
- MJD Start
- 60894.36741591
- MJD End
- 60894.36813361833
- Exposure time (s)
- 62.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.007066
- Ambient temperature (°C)
- 13.37
- Seeing (arcsec)
- 0.505
Observation
- ID
- 69508
- 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
- 51627
- Name
- HD 218396
- RA
- 346.8717
- DEC
- 21.13408
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 52.1610 | 52.2180 | 38.1000 | 38.1000 |
| U1-U3 | 97.5620 | 97.6490 | 42.2000 | 42.2000 |
| U1-U4 | 129.7120 | 129.6700 | 58.8280 | 58.7230 |
| U2-U3 | 45.6940 | 45.7230 | 47.0000 | 46.9000 |
| U2-U4 | 83.0200 | 82.8860 | 71.6960 | 71.5720 |
| U3-U4 | 45.6980 | 45.5200 | 96.4120 | 96.3430 |
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 | 60894.36741591 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.8717 |
| 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 | 52.161 |
| HIERARCH ESO ISS PBL12 END | 52.218 |
| HIERARCH ESO ISS PBLA12 START | 38.1 |
| HIERARCH ESO ISS PBLA12 END | 38.1 |
| HIERARCH ESO ISS PBL13 START | 97.562 |
| HIERARCH ESO ISS PBL13 END | 97.649 |
| HIERARCH ESO ISS PBLA13 START | 42.2 |
| HIERARCH ESO ISS PBLA13 END | 42.2 |
| HIERARCH ESO ISS PBL14 START | 129.712 |
| HIERARCH ESO ISS PBL14 END | 129.67 |
| HIERARCH ESO ISS PBLA14 START | 58.828 |
| HIERARCH ESO ISS PBLA14 END | 58.723 |
| HIERARCH ESO ISS PBL23 START | 45.694 |
| HIERARCH ESO ISS PBL23 END | 45.723 |
| HIERARCH ESO ISS PBLA23 START | 47.0 |
| HIERARCH ESO ISS PBLA23 END | 46.9 |
| HIERARCH ESO ISS PBL24 START | 83.02 |
| HIERARCH ESO ISS PBL24 END | 82.886 |
| HIERARCH ESO ISS PBLA24 START | 71.696 |
| HIERARCH ESO ISS PBLA24 END | 71.572 |
| HIERARCH ESO ISS PBL34 START | 45.698 |
| HIERARCH ESO ISS PBL34 END | 45.52 |
| HIERARCH ESO ISS PBLA34 START | 96.412 |
| HIERARCH ESO ISS PBLA34 END | 96.343 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007066 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007066 |
| HIERARCH ESO ISS AMBI TEMP | 13.37 |
| HIERARCH ESO ISS AMBI FWHM START | 0.52 |
| HIERARCH ESO ISS AMBI FWHM END | 0.49 |