Exposure
- ID
- MATIS.2025-08-09T06:50:00.813_1
- Header ID
- MATIS.2025-08-09T06:50:00.813
- Date updated
- 2025-08-09 06:55:44 UTC+0000
- Release date
- 2026-08-09 06:55:44 UTC+0000
- UTC Start
- 2025-08-09 06:50:00.813
- UTC End
- 2025-08-09 06:51:07.257
- MJD Start
- 60896.28473163
- MJD End
- 60896.28550065778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.005479
- Ambient temperature (°C)
- 12.56
- Seeing (arcsec)
- 0.64
Observation
- ID
- 69580
- 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
- 51683
- Name
- HD 218396
- RA
- 346.871595
- DEC
- 21.1339
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 44.2030 | 44.3090 | 35.8000 | 35.9000 |
| U1-U3 | 83.4040 | 83.6120 | 42.7000 | 42.8000 |
| U1-U4 | 123.6690 | 123.8630 | 67.7300 | 67.6520 |
| U2-U3 | 39.8820 | 39.9780 | 50.4000 | 50.4000 |
| U2-U4 | 89.2620 | 89.2890 | 82.9090 | 82.7960 |
| U3-U4 | 59.6010 | 59.5060 | 103.9710 | 103.8780 |
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 | 60896.28473163 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871595 |
| DEC | 21.1339 |
| 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 | 44.203 |
| HIERARCH ESO ISS PBL12 END | 44.309 |
| HIERARCH ESO ISS PBLA12 START | 35.8 |
| HIERARCH ESO ISS PBLA12 END | 35.9 |
| HIERARCH ESO ISS PBL13 START | 83.404 |
| HIERARCH ESO ISS PBL13 END | 83.612 |
| HIERARCH ESO ISS PBLA13 START | 42.7 |
| HIERARCH ESO ISS PBLA13 END | 42.8 |
| HIERARCH ESO ISS PBL14 START | 123.669 |
| HIERARCH ESO ISS PBL14 END | 123.863 |
| HIERARCH ESO ISS PBLA14 START | 67.73 |
| HIERARCH ESO ISS PBLA14 END | 67.652 |
| HIERARCH ESO ISS PBL23 START | 39.882 |
| HIERARCH ESO ISS PBL23 END | 39.978 |
| HIERARCH ESO ISS PBLA23 START | 50.4 |
| HIERARCH ESO ISS PBLA23 END | 50.4 |
| HIERARCH ESO ISS PBL24 START | 89.262 |
| HIERARCH ESO ISS PBL24 END | 89.289 |
| HIERARCH ESO ISS PBLA24 START | 82.909 |
| HIERARCH ESO ISS PBLA24 END | 82.796 |
| HIERARCH ESO ISS PBL34 START | 59.601 |
| HIERARCH ESO ISS PBL34 END | 59.506 |
| HIERARCH ESO ISS PBLA34 START | 103.971 |
| HIERARCH ESO ISS PBLA34 END | 103.878 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005479 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005479 |
| HIERARCH ESO ISS AMBI TEMP | 12.56 |
| HIERARCH ESO ISS AMBI FWHM START | 0.55 |
| HIERARCH ESO ISS AMBI FWHM END | 0.73 |