Exposure
- ID
- MATIS.2025-08-06T09:00:48.736_1
- Header ID
- MATIS.2025-08-06T09:00:48.736
- Date updated
- 2025-08-06 09:10:45 UTC+0000
- Release date
- 2026-08-06 09:10:45 UTC+0000
- UTC Start
- 2025-08-06 09:00:48.736
- UTC End
- 2025-08-06 09:01:50.746
- MJD Start
- 60893.37556407
- MJD End
- 60893.37628177833
- Exposure time (s)
- 62.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0076315
- Ambient temperature (°C)
- 14.43
- Seeing (arcsec)
- 0.405
Observation
- ID
- 69315
- 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
- 51513
- Name
- HD 218396
- RA
- 346.871656
- DEC
- 21.13408
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 52.5790 | 52.6330 | 37.9000 | 37.9000 |
| U1-U3 | 98.2040 | 98.2860 | 41.9000 | 41.9000 |
| U1-U4 | 129.3560 | 129.3020 | 58.0240 | 57.9150 |
| U2-U3 | 45.8980 | 45.9230 | 46.5000 | 46.4000 |
| U2-U4 | 81.9830 | 81.8400 | 70.7430 | 70.6140 |
| U3-U4 | 44.3300 | 44.1450 | 95.8910 | 95.8220 |
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 | 60893.37556407 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871656 |
| 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 | 52.579 |
| HIERARCH ESO ISS PBL12 END | 52.633 |
| HIERARCH ESO ISS PBLA12 START | 37.9 |
| HIERARCH ESO ISS PBLA12 END | 37.9 |
| HIERARCH ESO ISS PBL13 START | 98.204 |
| HIERARCH ESO ISS PBL13 END | 98.286 |
| HIERARCH ESO ISS PBLA13 START | 41.9 |
| HIERARCH ESO ISS PBLA13 END | 41.9 |
| HIERARCH ESO ISS PBL14 START | 129.356 |
| HIERARCH ESO ISS PBL14 END | 129.302 |
| HIERARCH ESO ISS PBLA14 START | 58.024 |
| HIERARCH ESO ISS PBLA14 END | 57.915 |
| HIERARCH ESO ISS PBL23 START | 45.898 |
| HIERARCH ESO ISS PBL23 END | 45.923 |
| HIERARCH ESO ISS PBLA23 START | 46.5 |
| HIERARCH ESO ISS PBLA23 END | 46.4 |
| HIERARCH ESO ISS PBL24 START | 81.983 |
| HIERARCH ESO ISS PBL24 END | 81.84 |
| HIERARCH ESO ISS PBLA24 START | 70.743 |
| HIERARCH ESO ISS PBLA24 END | 70.614 |
| HIERARCH ESO ISS PBL34 START | 44.33 |
| HIERARCH ESO ISS PBL34 END | 44.145 |
| HIERARCH ESO ISS PBLA34 START | 95.891 |
| HIERARCH ESO ISS PBLA34 END | 95.822 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.008132 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007131 |
| HIERARCH ESO ISS AMBI TEMP | 14.43 |
| HIERARCH ESO ISS AMBI FWHM START | 0.39 |
| HIERARCH ESO ISS AMBI FWHM END | 0.42 |