Exposure
- ID
- MATIS.2025-08-09T07:47:31.190_1
- Header ID
- MATIS.2025-08-09T07:47:31.190
- Date updated
- 2025-08-09 07:55:44 UTC+0000
- Release date
- 2026-08-09 07:55:43 UTC+0000
- UTC Start
- 2025-08-09 07:47:31.190
- UTC End
- 2025-08-09 07:48:33.200
- MJD Start
- 60896.32466655
- MJD End
- 60896.32538425833
- Exposure time (s)
- 62.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0071545
- Ambient temperature (°C)
- 12.46
- Seeing (arcsec)
- 0.54
Observation
- ID
- 69630
- 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
- 51708
- Name
- HD 218396
- RA
- 346.871637
- DEC
- 21.13389
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 48.7360 | 48.8100 | 38.0000 | 38.0000 |
| U1-U3 | 91.8430 | 91.9740 | 43.4000 | 43.4000 |
| U1-U4 | 129.5000 | 129.5500 | 63.6710 | 63.5880 |
| U2-U3 | 43.5640 | 43.6170 | 49.4000 | 49.4000 |
| U2-U4 | 88.1410 | 88.0780 | 77.5340 | 77.4310 |
| U3-U4 | 53.7840 | 53.6520 | 99.9660 | 99.8970 |
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 | 60896.32466655 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871637 |
| DEC | 21.13389 |
| 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 | 48.736 |
| HIERARCH ESO ISS PBL12 END | 48.81 |
| HIERARCH ESO ISS PBLA12 START | 38.0 |
| HIERARCH ESO ISS PBLA12 END | 38.0 |
| HIERARCH ESO ISS PBL13 START | 91.843 |
| HIERARCH ESO ISS PBL13 END | 91.974 |
| HIERARCH ESO ISS PBLA13 START | 43.4 |
| HIERARCH ESO ISS PBLA13 END | 43.4 |
| HIERARCH ESO ISS PBL14 START | 129.5 |
| HIERARCH ESO ISS PBL14 END | 129.55 |
| HIERARCH ESO ISS PBLA14 START | 63.671 |
| HIERARCH ESO ISS PBLA14 END | 63.588 |
| HIERARCH ESO ISS PBL23 START | 43.564 |
| HIERARCH ESO ISS PBL23 END | 43.617 |
| HIERARCH ESO ISS PBLA23 START | 49.4 |
| HIERARCH ESO ISS PBLA23 END | 49.4 |
| HIERARCH ESO ISS PBL24 START | 88.141 |
| HIERARCH ESO ISS PBL24 END | 88.078 |
| HIERARCH ESO ISS PBLA24 START | 77.534 |
| HIERARCH ESO ISS PBLA24 END | 77.431 |
| HIERARCH ESO ISS PBL34 START | 53.784 |
| HIERARCH ESO ISS PBL34 END | 53.652 |
| HIERARCH ESO ISS PBLA34 START | 99.966 |
| HIERARCH ESO ISS PBLA34 END | 99.897 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007458 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006851 |
| HIERARCH ESO ISS AMBI TEMP | 12.46 |
| HIERARCH ESO ISS AMBI FWHM START | 0.43 |
| HIERARCH ESO ISS AMBI FWHM END | 0.65 |