Exposure
- ID
- MATIS.2025-07-10T09:33:35.232_1
- Header ID
- MATIS.2025-07-10T09:33:35.232
- Date updated
- 2025-07-10 09:40:46 UTC+0000
- Release date
- 2026-07-10 09:40:46 UTC+0000
- UTC Start
- 2025-07-10 09:33:35.232
- UTC End
- 2025-07-10 09:34:41.676
- MJD Start
- 60866.39832445
- MJD End
- 60866.399093477776
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004795499999999999
- Ambient temperature (°C)
- 12.7
- Seeing (arcsec)
- 0.515
Observation
- ID
- 68571
- 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
- 50998
- Name
- HD 218396
- RA
- 346.870969
- DEC
- 21.13427
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 47.8610 | 47.9560 | 37.7000 | 37.8000 |
| U1-U3 | 90.2820 | 90.4530 | 43.4000 | 43.4000 |
| U1-U4 | 128.7840 | 128.8720 | 64.6030 | 64.5060 |
| U2-U3 | 42.9200 | 42.9910 | 49.8000 | 49.7000 |
| U2-U4 | 88.7590 | 88.7030 | 78.7040 | 78.5820 |
| U3-U4 | 55.2380 | 55.0890 | 100.7730 | 100.6870 |
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 | 60866.39832445 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.870969 |
| DEC | 21.13427 |
| 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 | 47.861 |
| HIERARCH ESO ISS PBL12 END | 47.956 |
| HIERARCH ESO ISS PBLA12 START | 37.7 |
| HIERARCH ESO ISS PBLA12 END | 37.8 |
| HIERARCH ESO ISS PBL13 START | 90.282 |
| HIERARCH ESO ISS PBL13 END | 90.453 |
| HIERARCH ESO ISS PBLA13 START | 43.4 |
| HIERARCH ESO ISS PBLA13 END | 43.4 |
| HIERARCH ESO ISS PBL14 START | 128.784 |
| HIERARCH ESO ISS PBL14 END | 128.872 |
| HIERARCH ESO ISS PBLA14 START | 64.603 |
| HIERARCH ESO ISS PBLA14 END | 64.506 |
| HIERARCH ESO ISS PBL23 START | 42.92 |
| HIERARCH ESO ISS PBL23 END | 42.991 |
| HIERARCH ESO ISS PBLA23 START | 49.8 |
| HIERARCH ESO ISS PBLA23 END | 49.7 |
| HIERARCH ESO ISS PBL24 START | 88.759 |
| HIERARCH ESO ISS PBL24 END | 88.703 |
| HIERARCH ESO ISS PBLA24 START | 78.704 |
| HIERARCH ESO ISS PBLA24 END | 78.582 |
| HIERARCH ESO ISS PBL34 START | 55.238 |
| HIERARCH ESO ISS PBL34 END | 55.089 |
| HIERARCH ESO ISS PBLA34 START | 100.773 |
| HIERARCH ESO ISS PBLA34 END | 100.687 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004187 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005404 |
| HIERARCH ESO ISS AMBI TEMP | 12.7 |
| HIERARCH ESO ISS AMBI FWHM START | 0.49 |
| HIERARCH ESO ISS AMBI FWHM END | 0.54 |