Exposure
- ID
- MATIS.2025-08-11T07:36:47.572_1
- Header ID
- MATIS.2025-08-11T07:36:47.572
- Date updated
- 2025-08-11 07:45:42 UTC+0000
- Release date
- 2026-08-11 07:45:42 UTC+0000
- UTC Start
- 2025-08-11 07:36:47.572
- UTC End
- 2025-08-11 07:37:54.016
- MJD Start
- 60898.31721727
- MJD End
- 60898.31798629778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004218
- Ambient temperature (°C)
- 14.76
- Seeing (arcsec)
- 0.505
Observation
- ID
- 69895
- 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
- 51876
- Name
- HD 218396
- RA
- 346.87164
- DEC
- 21.13369
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 48.5280 | 48.6220 | 37.9000 | 38.0000 |
| U1-U3 | 91.4750 | 91.6420 | 43.4000 | 43.4000 |
| U1-U4 | 129.3500 | 129.4190 | 63.9040 | 63.8010 |
| U2-U3 | 43.4140 | 43.4820 | 49.5000 | 49.5000 |
| U2-U4 | 88.3090 | 88.2340 | 77.8230 | 77.6950 |
| U3-U4 | 54.1470 | 53.9830 | 100.1630 | 100.0760 |
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 | 60898.31721727 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.87164 |
| DEC | 21.13369 |
| 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 | 48.528 |
| HIERARCH ESO ISS PBL12 END | 48.622 |
| HIERARCH ESO ISS PBLA12 START | 37.9 |
| HIERARCH ESO ISS PBLA12 END | 38.0 |
| HIERARCH ESO ISS PBL13 START | 91.475 |
| HIERARCH ESO ISS PBL13 END | 91.642 |
| HIERARCH ESO ISS PBLA13 START | 43.4 |
| HIERARCH ESO ISS PBLA13 END | 43.4 |
| HIERARCH ESO ISS PBL14 START | 129.35 |
| HIERARCH ESO ISS PBL14 END | 129.419 |
| HIERARCH ESO ISS PBLA14 START | 63.904 |
| HIERARCH ESO ISS PBLA14 END | 63.801 |
| HIERARCH ESO ISS PBL23 START | 43.414 |
| HIERARCH ESO ISS PBL23 END | 43.482 |
| HIERARCH ESO ISS PBLA23 START | 49.5 |
| HIERARCH ESO ISS PBLA23 END | 49.5 |
| HIERARCH ESO ISS PBL24 START | 88.309 |
| HIERARCH ESO ISS PBL24 END | 88.234 |
| HIERARCH ESO ISS PBLA24 START | 77.823 |
| HIERARCH ESO ISS PBLA24 END | 77.695 |
| HIERARCH ESO ISS PBL34 START | 54.147 |
| HIERARCH ESO ISS PBL34 END | 53.983 |
| HIERARCH ESO ISS PBLA34 START | 100.163 |
| HIERARCH ESO ISS PBLA34 END | 100.076 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004218 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004218 |
| HIERARCH ESO ISS AMBI TEMP | 14.76 |
| HIERARCH ESO ISS AMBI FWHM START | 0.51 |
| HIERARCH ESO ISS AMBI FWHM END | 0.5 |