Exposure
- ID
- MATIS.2025-08-07T09:18:15.664_1
- Header ID
- MATIS.2025-08-07T09:18:15.664
- Date updated
- 2025-08-07 09:26:02 UTC+0000
- Release date
- 2026-08-07 09:26:02 UTC+0000
- UTC Start
- 2025-08-07 09:18:15.664
- UTC End
- 2025-08-07 09:19:22.108
- MJD Start
- 60894.3876813
- MJD End
- 60894.38845032778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.006338
- Ambient temperature (°C)
- 13.59
- Seeing (arcsec)
- 0.685
Observation
- ID
- 69509
- 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
- 51628
- Name
- HD 218396
- RA
- 346.871699
- DEC
- 21.13408
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 53.6150 | 53.6710 | 37.4000 | 37.4000 |
| U1-U3 | 99.7200 | 99.7990 | 41.0000 | 40.9000 |
| U1-U4 | 127.9280 | 127.8230 | 55.6660 | 55.5190 |
| U2-U3 | 46.3260 | 46.3460 | 45.1000 | 45.0000 |
| U2-U4 | 78.8020 | 78.5990 | 67.9470 | 67.7720 |
| U3-U4 | 40.3500 | 40.1040 | 94.4360 | 94.3480 |
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 | 60894.3876813 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871699 |
| DEC | 21.13408 |
| 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 | 53.615 |
| HIERARCH ESO ISS PBL12 END | 53.671 |
| HIERARCH ESO ISS PBLA12 START | 37.4 |
| HIERARCH ESO ISS PBLA12 END | 37.4 |
| HIERARCH ESO ISS PBL13 START | 99.72 |
| HIERARCH ESO ISS PBL13 END | 99.799 |
| HIERARCH ESO ISS PBLA13 START | 41.0 |
| HIERARCH ESO ISS PBLA13 END | 40.9 |
| HIERARCH ESO ISS PBL14 START | 127.928 |
| HIERARCH ESO ISS PBL14 END | 127.823 |
| HIERARCH ESO ISS PBLA14 START | 55.666 |
| HIERARCH ESO ISS PBLA14 END | 55.519 |
| HIERARCH ESO ISS PBL23 START | 46.326 |
| HIERARCH ESO ISS PBL23 END | 46.346 |
| HIERARCH ESO ISS PBLA23 START | 45.1 |
| HIERARCH ESO ISS PBLA23 END | 45.0 |
| HIERARCH ESO ISS PBL24 START | 78.802 |
| HIERARCH ESO ISS PBL24 END | 78.599 |
| HIERARCH ESO ISS PBLA24 START | 67.947 |
| HIERARCH ESO ISS PBLA24 END | 67.772 |
| HIERARCH ESO ISS PBL34 START | 40.35 |
| HIERARCH ESO ISS PBL34 END | 40.104 |
| HIERARCH ESO ISS PBLA34 START | 94.436 |
| HIERARCH ESO ISS PBLA34 END | 94.348 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006346 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00633 |
| HIERARCH ESO ISS AMBI TEMP | 13.59 |
| HIERARCH ESO ISS AMBI FWHM START | 0.69 |
| HIERARCH ESO ISS AMBI FWHM END | 0.68 |