Exposure
- ID
- MATIS.2025-08-10T08:06:23.249_1
- Header ID
- MATIS.2025-08-10T08:06:23.249
- Date updated
- 2025-08-10 08:10:34 UTC+0000
- Release date
- 2026-08-10 08:10:33 UTC+0000
- UTC Start
- 2025-08-10 08:06:23.249
- UTC End
- 2025-08-10 08:07:29.693
- MJD Start
- 60897.33776909
- MJD End
- 60897.33853811778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004268
- Ambient temperature (°C)
- 11.81
- Seeing (arcsec)
- 0.43
Observation
- ID
- 69793
- 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
- 51813
- Name
- HD 218396
- RA
- 346.871493
- DEC
- 21.13374
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 50.3010 | 50.3750 | 38.2000 | 38.2000 |
| U1-U3 | 94.5410 | 94.6650 | 43.1000 | 43.1000 |
| U1-U4 | 130.1780 | 130.1890 | 61.7580 | 61.6580 |
| U2-U3 | 44.6240 | 44.6700 | 48.6000 | 48.5000 |
| U2-U4 | 86.4210 | 86.3170 | 75.1930 | 75.0710 |
| U3-U4 | 50.6500 | 50.4820 | 98.4560 | 98.3810 |
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 | 60897.33776909 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871493 |
| DEC | 21.13374 |
| HIERARCH ESO DET NAME | MATISSE-LM |
| HIERARCH ESO INS FIL NAME | LM |
| HIERARCH ESO INS FIL ID | LM |
| HIERARCH ESO INS DIL NAME | MED |
| HIERARCH ESO INS DIL ID | MED |
| 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 | 10.0 |
| HIERARCH ESO DET SEQ1 PERIOD | 11.074 |
| HIERARCH ESO DET NDIT | 6 |
| HIERARCH ESO ISS PBL12 START | 50.301 |
| HIERARCH ESO ISS PBL12 END | 50.375 |
| HIERARCH ESO ISS PBLA12 START | 38.2 |
| HIERARCH ESO ISS PBLA12 END | 38.2 |
| HIERARCH ESO ISS PBL13 START | 94.541 |
| HIERARCH ESO ISS PBL13 END | 94.665 |
| HIERARCH ESO ISS PBLA13 START | 43.1 |
| HIERARCH ESO ISS PBLA13 END | 43.1 |
| HIERARCH ESO ISS PBL14 START | 130.178 |
| HIERARCH ESO ISS PBL14 END | 130.189 |
| HIERARCH ESO ISS PBLA14 START | 61.758 |
| HIERARCH ESO ISS PBLA14 END | 61.658 |
| HIERARCH ESO ISS PBL23 START | 44.624 |
| HIERARCH ESO ISS PBL23 END | 44.67 |
| HIERARCH ESO ISS PBLA23 START | 48.6 |
| HIERARCH ESO ISS PBLA23 END | 48.5 |
| HIERARCH ESO ISS PBL24 START | 86.421 |
| HIERARCH ESO ISS PBL24 END | 86.317 |
| HIERARCH ESO ISS PBLA24 START | 75.193 |
| HIERARCH ESO ISS PBLA24 END | 75.071 |
| HIERARCH ESO ISS PBL34 START | 50.65 |
| HIERARCH ESO ISS PBL34 END | 50.482 |
| HIERARCH ESO ISS PBLA34 START | 98.456 |
| HIERARCH ESO ISS PBLA34 END | 98.381 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00409 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004446 |
| HIERARCH ESO ISS AMBI TEMP | 11.81 |
| HIERARCH ESO ISS AMBI FWHM START | 0.44 |
| HIERARCH ESO ISS AMBI FWHM END | 0.42 |