Exposure
- ID
- MATIS.2025-08-11T07:28:44.071_1
- Header ID
- MATIS.2025-08-11T07:28:44.071
- Date updated
- 2025-08-11 07:35:43 UTC+0000
- Release date
- 2026-08-11 07:35:43 UTC+0000
- UTC Start
- 2025-08-11 07:28:44.071
- UTC End
- 2025-08-11 07:29:46.081
- MJD Start
- 60898.31162119
- MJD End
- 60898.31233889833
- Exposure time (s)
- 62.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003332
- Ambient temperature (°C)
- 14.78
- Seeing (arcsec)
- 0.47
Observation
- ID
- 69898
- 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
- 51877
- Name
- HD 218396
- RA
- 346.871643
- DEC
- 21.13369
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 47.9320 | 48.0120 | 37.8000 | 37.8000 |
| U1-U3 | 90.4100 | 90.5530 | 43.4000 | 43.4000 |
| U1-U4 | 128.8510 | 128.9230 | 64.5300 | 64.4490 |
| U2-U3 | 42.9730 | 43.0330 | 49.8000 | 49.7000 |
| U2-U4 | 88.7170 | 88.6680 | 78.6110 | 78.5080 |
| U3-U4 | 55.1260 | 55.0000 | 100.7070 | 100.6350 |
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 | 60898.31162119 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871643 |
| DEC | 21.13369 |
| 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 | 47.932 |
| HIERARCH ESO ISS PBL12 END | 48.012 |
| HIERARCH ESO ISS PBLA12 START | 37.8 |
| HIERARCH ESO ISS PBLA12 END | 37.8 |
| HIERARCH ESO ISS PBL13 START | 90.41 |
| HIERARCH ESO ISS PBL13 END | 90.553 |
| HIERARCH ESO ISS PBLA13 START | 43.4 |
| HIERARCH ESO ISS PBLA13 END | 43.4 |
| HIERARCH ESO ISS PBL14 START | 128.851 |
| HIERARCH ESO ISS PBL14 END | 128.923 |
| HIERARCH ESO ISS PBLA14 START | 64.53 |
| HIERARCH ESO ISS PBLA14 END | 64.449 |
| HIERARCH ESO ISS PBL23 START | 42.973 |
| HIERARCH ESO ISS PBL23 END | 43.033 |
| HIERARCH ESO ISS PBLA23 START | 49.8 |
| HIERARCH ESO ISS PBLA23 END | 49.7 |
| HIERARCH ESO ISS PBL24 START | 88.717 |
| HIERARCH ESO ISS PBL24 END | 88.668 |
| HIERARCH ESO ISS PBLA24 START | 78.611 |
| HIERARCH ESO ISS PBLA24 END | 78.508 |
| HIERARCH ESO ISS PBL34 START | 55.126 |
| HIERARCH ESO ISS PBL34 END | 55.0 |
| HIERARCH ESO ISS PBLA34 START | 100.707 |
| HIERARCH ESO ISS PBLA34 END | 100.635 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002985 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003679 |
| HIERARCH ESO ISS AMBI TEMP | 14.78 |
| HIERARCH ESO ISS AMBI FWHM START | 0.47 |
| HIERARCH ESO ISS AMBI FWHM END | 0.47 |