Exposure
- ID
- MATIS.2025-08-06T08:04:15.987_1
- Header ID
- MATIS.2025-08-06T08:04:15.987
- Date updated
- 2025-08-06 08:15:50 UTC+0000
- Release date
- 2026-08-06 08:15:50 UTC+0000
- UTC Start
- 2025-08-06 08:04:15.987
- UTC End
- 2025-08-06 08:05:22.431
- MJD Start
- 60893.33629615
- MJD End
- 60893.33706517778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.008346
- Ambient temperature (°C)
- 14.29
- Seeing (arcsec)
- 0.54
Observation
- ID
- 69278
- 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
- 51494
- Name
- HD 218396
- RA
- 346.871635
- DEC
- 21.13407
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 49.0890 | 49.1760 | 38.1000 | 38.1000 |
| U1-U3 | 92.4630 | 92.6150 | 43.3000 | 43.3000 |
| U1-U4 | 129.7240 | 129.7730 | 63.2740 | 63.1720 |
| U2-U3 | 43.8140 | 43.8750 | 49.3000 | 49.2000 |
| U2-U4 | 87.8270 | 87.7430 | 77.0400 | 76.9160 |
| U3-U4 | 53.1410 | 52.9770 | 99.6380 | 99.5550 |
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 | 60893.33629615 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871635 |
| 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 | 49.089 |
| HIERARCH ESO ISS PBL12 END | 49.176 |
| HIERARCH ESO ISS PBLA12 START | 38.1 |
| HIERARCH ESO ISS PBLA12 END | 38.1 |
| HIERARCH ESO ISS PBL13 START | 92.463 |
| HIERARCH ESO ISS PBL13 END | 92.615 |
| HIERARCH ESO ISS PBLA13 START | 43.3 |
| HIERARCH ESO ISS PBLA13 END | 43.3 |
| HIERARCH ESO ISS PBL14 START | 129.724 |
| HIERARCH ESO ISS PBL14 END | 129.773 |
| HIERARCH ESO ISS PBLA14 START | 63.274 |
| HIERARCH ESO ISS PBLA14 END | 63.172 |
| HIERARCH ESO ISS PBL23 START | 43.814 |
| HIERARCH ESO ISS PBL23 END | 43.875 |
| HIERARCH ESO ISS PBLA23 START | 49.3 |
| HIERARCH ESO ISS PBLA23 END | 49.2 |
| HIERARCH ESO ISS PBL24 START | 87.827 |
| HIERARCH ESO ISS PBL24 END | 87.743 |
| HIERARCH ESO ISS PBLA24 START | 77.04 |
| HIERARCH ESO ISS PBLA24 END | 76.916 |
| HIERARCH ESO ISS PBL34 START | 53.141 |
| HIERARCH ESO ISS PBL34 END | 52.977 |
| HIERARCH ESO ISS PBLA34 START | 99.638 |
| HIERARCH ESO ISS PBLA34 END | 99.555 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.008346 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.008346 |
| HIERARCH ESO ISS AMBI TEMP | 14.29 |
| HIERARCH ESO ISS AMBI FWHM START | 0.53 |
| HIERARCH ESO ISS AMBI FWHM END | 0.55 |