Exposure
- ID
- MATIS.2025-08-11T06:48:49.547_1
- Header ID
- MATIS.2025-08-11T06:48:49.547
- Date updated
- 2025-08-11 06:55:42 UTC+0000
- Release date
- 2026-08-11 06:55:42 UTC+0000
- UTC Start
- 2025-08-11 06:48:49.547
- UTC End
- 2025-08-11 06:49:55.991
- MJD Start
- 60898.28390679
- MJD End
- 60898.28467581778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004148
- Ambient temperature (°C)
- 14.66
- Seeing (arcsec)
- 0.41
Observation
- ID
- 69859
- 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
- 51858
- Name
- HD 218396
- RA
- 346.871618
- DEC
- 21.1337
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 44.7620 | 44.8670 | 36.2000 | 36.3000 |
| U1-U3 | 84.4910 | 84.6940 | 42.9000 | 43.0000 |
| U1-U4 | 124.6560 | 124.8340 | 67.3160 | 67.2360 |
| U2-U3 | 40.3810 | 40.4740 | 50.4000 | 50.4000 |
| U2-U4 | 89.3770 | 89.3910 | 82.3160 | 82.2020 |
| U3-U4 | 59.0840 | 58.9820 | 103.4900 | 103.3990 |
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 | 60898.28390679 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871618 |
| DEC | 21.1337 |
| 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 | 44.762 |
| HIERARCH ESO ISS PBL12 END | 44.867 |
| HIERARCH ESO ISS PBLA12 START | 36.2 |
| HIERARCH ESO ISS PBLA12 END | 36.3 |
| HIERARCH ESO ISS PBL13 START | 84.491 |
| HIERARCH ESO ISS PBL13 END | 84.694 |
| HIERARCH ESO ISS PBLA13 START | 42.9 |
| HIERARCH ESO ISS PBLA13 END | 43.0 |
| HIERARCH ESO ISS PBL14 START | 124.656 |
| HIERARCH ESO ISS PBL14 END | 124.834 |
| HIERARCH ESO ISS PBLA14 START | 67.316 |
| HIERARCH ESO ISS PBLA14 END | 67.236 |
| HIERARCH ESO ISS PBL23 START | 40.381 |
| HIERARCH ESO ISS PBL23 END | 40.474 |
| HIERARCH ESO ISS PBLA23 START | 50.4 |
| HIERARCH ESO ISS PBLA23 END | 50.4 |
| HIERARCH ESO ISS PBL24 START | 89.377 |
| HIERARCH ESO ISS PBL24 END | 89.391 |
| HIERARCH ESO ISS PBLA24 START | 82.316 |
| HIERARCH ESO ISS PBLA24 END | 82.202 |
| HIERARCH ESO ISS PBL34 START | 59.084 |
| HIERARCH ESO ISS PBL34 END | 58.982 |
| HIERARCH ESO ISS PBLA34 START | 103.49 |
| HIERARCH ESO ISS PBLA34 END | 103.399 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004148 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004148 |
| HIERARCH ESO ISS AMBI TEMP | 14.66 |
| HIERARCH ESO ISS AMBI FWHM START | 0.41 |
| HIERARCH ESO ISS AMBI FWHM END | 0.41 |