Exposure
- ID
- MATIS.2025-08-06T07:49:50.604_1
- Header ID
- MATIS.2025-08-06T07:49:50.604
- Date updated
- 2025-08-06 07:55:50 UTC+0000
- Release date
- 2026-08-06 07:55:50 UTC+0000
- UTC Start
- 2025-08-06 07:49:50.604
- UTC End
- 2025-08-06 07:50:57.048
- MJD Start
- 60893.32628014
- MJD End
- 60893.327049167776
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.005545
- Ambient temperature (°C)
- 14.09
- Seeing (arcsec)
- 0.52
Observation
- ID
- 69266
- 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
- 51488
- Name
- HD 218396
- RA
- 346.871628
- DEC
- 21.13407
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 48.0410 | 48.1350 | 37.8000 | 37.8000 |
| U1-U3 | 90.6060 | 90.7750 | 43.4000 | 43.4000 |
| U1-U4 | 128.9500 | 129.0320 | 64.4170 | 64.3190 |
| U2-U3 | 43.0550 | 43.1260 | 49.7000 | 49.7000 |
| U2-U4 | 88.6500 | 88.5890 | 78.4680 | 78.3450 |
| U3-U4 | 54.9530 | 54.8010 | 100.6070 | 100.5210 |
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 | 60893.32628014 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871628 |
| DEC | 21.13407 |
| 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 | 48.041 |
| HIERARCH ESO ISS PBL12 END | 48.135 |
| HIERARCH ESO ISS PBLA12 START | 37.8 |
| HIERARCH ESO ISS PBLA12 END | 37.8 |
| HIERARCH ESO ISS PBL13 START | 90.606 |
| HIERARCH ESO ISS PBL13 END | 90.775 |
| HIERARCH ESO ISS PBLA13 START | 43.4 |
| HIERARCH ESO ISS PBLA13 END | 43.4 |
| HIERARCH ESO ISS PBL14 START | 128.95 |
| HIERARCH ESO ISS PBL14 END | 129.032 |
| HIERARCH ESO ISS PBLA14 START | 64.417 |
| HIERARCH ESO ISS PBLA14 END | 64.319 |
| HIERARCH ESO ISS PBL23 START | 43.055 |
| HIERARCH ESO ISS PBL23 END | 43.126 |
| HIERARCH ESO ISS PBLA23 START | 49.7 |
| HIERARCH ESO ISS PBLA23 END | 49.7 |
| HIERARCH ESO ISS PBL24 START | 88.65 |
| HIERARCH ESO ISS PBL24 END | 88.589 |
| HIERARCH ESO ISS PBLA24 START | 78.468 |
| HIERARCH ESO ISS PBLA24 END | 78.345 |
| HIERARCH ESO ISS PBL34 START | 54.953 |
| HIERARCH ESO ISS PBL34 END | 54.801 |
| HIERARCH ESO ISS PBLA34 START | 100.607 |
| HIERARCH ESO ISS PBLA34 END | 100.521 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00691 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00418 |
| HIERARCH ESO ISS AMBI TEMP | 14.09 |
| HIERARCH ESO ISS AMBI FWHM START | 0.53 |
| HIERARCH ESO ISS AMBI FWHM END | 0.51 |