Exposure
- ID
- MATIS.2025-08-10T06:34:06.627_1
- Header ID
- MATIS.2025-08-10T06:34:06.627
- Date updated
- 2025-08-10 06:45:44 UTC+0000
- Release date
- 2026-08-10 06:45:44 UTC+0000
- UTC Start
- 2025-08-10 06:34:06.627
- UTC End
- 2025-08-10 06:35:13.071
- MJD Start
- 60897.27368781
- MJD End
- 60897.274456837775
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.005877
- Ambient temperature (°C)
- 12.35
- Seeing (arcsec)
- 0.4
Observation
- ID
- 69712
- 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
- 51772
- Name
- HD 218396
- RA
- 346.871428
- DEC
- 21.13373
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 43.1880 | 43.2840 | 35.0000 | 35.1000 |
| U1-U3 | 81.3990 | 81.5920 | 42.3000 | 42.4000 |
| U1-U4 | 121.7000 | 121.8980 | 68.4510 | 68.3850 |
| U2-U3 | 38.9450 | 39.0370 | 50.4000 | 50.4000 |
| U2-U4 | 88.8930 | 88.9370 | 83.9730 | 83.8730 |
| U3-U4 | 60.4180 | 60.3470 | 104.8610 | 104.7760 |
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 | 60897.27368781 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871428 |
| DEC | 21.13373 |
| 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 | 43.188 |
| HIERARCH ESO ISS PBL12 END | 43.284 |
| HIERARCH ESO ISS PBLA12 START | 35.0 |
| HIERARCH ESO ISS PBLA12 END | 35.1 |
| HIERARCH ESO ISS PBL13 START | 81.399 |
| HIERARCH ESO ISS PBL13 END | 81.592 |
| HIERARCH ESO ISS PBLA13 START | 42.3 |
| HIERARCH ESO ISS PBLA13 END | 42.4 |
| HIERARCH ESO ISS PBL14 START | 121.7 |
| HIERARCH ESO ISS PBL14 END | 121.898 |
| HIERARCH ESO ISS PBLA14 START | 68.451 |
| HIERARCH ESO ISS PBLA14 END | 68.385 |
| HIERARCH ESO ISS PBL23 START | 38.945 |
| HIERARCH ESO ISS PBL23 END | 39.037 |
| HIERARCH ESO ISS PBLA23 START | 50.4 |
| HIERARCH ESO ISS PBLA23 END | 50.4 |
| HIERARCH ESO ISS PBL24 START | 88.893 |
| HIERARCH ESO ISS PBL24 END | 88.937 |
| HIERARCH ESO ISS PBLA24 START | 83.973 |
| HIERARCH ESO ISS PBLA24 END | 83.873 |
| HIERARCH ESO ISS PBL34 START | 60.418 |
| HIERARCH ESO ISS PBL34 END | 60.347 |
| HIERARCH ESO ISS PBLA34 START | 104.861 |
| HIERARCH ESO ISS PBLA34 END | 104.776 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005877 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005877 |
| HIERARCH ESO ISS AMBI TEMP | 12.35 |
| HIERARCH ESO ISS AMBI FWHM START | 0.4 |
| HIERARCH ESO ISS AMBI FWHM END | 0.4 |