Exposure
- ID
- MATIS.2025-08-09T07:42:34.920_1
- Header ID
- MATIS.2025-08-09T07:42:34.920
- Date updated
- 2025-08-09 07:50:34 UTC+0000
- Release date
- 2026-08-09 07:50:33 UTC+0000
- UTC Start
- 2025-08-09 07:42:34.920
- UTC End
- 2025-08-09 07:43:41.364
- MJD Start
- 60896.3212375
- MJD End
- 60896.32200652778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.006467499999999999
- Ambient temperature (°C)
- 12.32
- Seeing (arcsec)
- 0.54
Observation
- ID
- 69623
- 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
- 51705
- Name
- HD 218396
- RA
- 346.871634
- DEC
- 21.13389
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 48.3760 | 48.4650 | 37.9000 | 37.9000 |
| U1-U3 | 91.2040 | 91.3640 | 43.4000 | 43.4000 |
| U1-U4 | 129.2320 | 129.3020 | 64.0630 | 63.9670 |
| U2-U3 | 43.3030 | 43.3690 | 49.6000 | 49.5000 |
| U2-U4 | 88.4230 | 88.3560 | 78.0240 | 77.9030 |
| U3-U4 | 54.4050 | 54.2540 | 100.2990 | 100.2160 |
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 | 60896.3212375 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871634 |
| DEC | 21.13389 |
| 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 | 48.376 |
| HIERARCH ESO ISS PBL12 END | 48.465 |
| HIERARCH ESO ISS PBLA12 START | 37.9 |
| HIERARCH ESO ISS PBLA12 END | 37.9 |
| HIERARCH ESO ISS PBL13 START | 91.204 |
| HIERARCH ESO ISS PBL13 END | 91.364 |
| HIERARCH ESO ISS PBLA13 START | 43.4 |
| HIERARCH ESO ISS PBLA13 END | 43.4 |
| HIERARCH ESO ISS PBL14 START | 129.232 |
| HIERARCH ESO ISS PBL14 END | 129.302 |
| HIERARCH ESO ISS PBLA14 START | 64.063 |
| HIERARCH ESO ISS PBLA14 END | 63.967 |
| HIERARCH ESO ISS PBL23 START | 43.303 |
| HIERARCH ESO ISS PBL23 END | 43.369 |
| HIERARCH ESO ISS PBLA23 START | 49.6 |
| HIERARCH ESO ISS PBLA23 END | 49.5 |
| HIERARCH ESO ISS PBL24 START | 88.423 |
| HIERARCH ESO ISS PBL24 END | 88.356 |
| HIERARCH ESO ISS PBLA24 START | 78.024 |
| HIERARCH ESO ISS PBLA24 END | 77.903 |
| HIERARCH ESO ISS PBL34 START | 54.405 |
| HIERARCH ESO ISS PBL34 END | 54.254 |
| HIERARCH ESO ISS PBLA34 START | 100.299 |
| HIERARCH ESO ISS PBLA34 END | 100.216 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005905 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00703 |
| HIERARCH ESO ISS AMBI TEMP | 12.32 |
| HIERARCH ESO ISS AMBI FWHM START | 0.58 |
| HIERARCH ESO ISS AMBI FWHM END | 0.5 |