Exposure
- ID
- MATIS.2025-08-10T06:56:38.792_1
- Header ID
- MATIS.2025-08-10T06:56:38.792
- Date updated
- 2025-08-10 07:05:44 UTC+0000
- Release date
- 2026-08-10 07:05:43 UTC+0000
- UTC Start
- 2025-08-10 06:56:38.792
- UTC End
- 2025-08-10 06:57:45.236
- MJD Start
- 60897.28933787
- MJD End
- 60897.29010689778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0048059999999999995
- Ambient temperature (°C)
- 12.34
- Seeing (arcsec)
- 0.475
Observation
- ID
- 69735
- 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
- 51783
- Name
- HD 218396
- RA
- 346.871452
- DEC
- 21.13373
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 45.0850 | 45.1920 | 36.4000 | 36.5000 |
| U1-U3 | 85.1120 | 85.3180 | 43.0000 | 43.1000 |
| U1-U4 | 125.1920 | 125.3650 | 67.0650 | 66.9810 |
| U2-U3 | 40.6630 | 40.7560 | 50.4000 | 50.4000 |
| U2-U4 | 89.4140 | 89.4210 | 81.9650 | 81.8480 |
| U3-U4 | 58.7650 | 58.6550 | 103.2100 | 103.1170 |
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 | 60897.28933787 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871452 |
| 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 | 45.085 |
| HIERARCH ESO ISS PBL12 END | 45.192 |
| HIERARCH ESO ISS PBLA12 START | 36.4 |
| HIERARCH ESO ISS PBLA12 END | 36.5 |
| HIERARCH ESO ISS PBL13 START | 85.112 |
| HIERARCH ESO ISS PBL13 END | 85.318 |
| HIERARCH ESO ISS PBLA13 START | 43.0 |
| HIERARCH ESO ISS PBLA13 END | 43.1 |
| HIERARCH ESO ISS PBL14 START | 125.192 |
| HIERARCH ESO ISS PBL14 END | 125.365 |
| HIERARCH ESO ISS PBLA14 START | 67.065 |
| HIERARCH ESO ISS PBLA14 END | 66.981 |
| HIERARCH ESO ISS PBL23 START | 40.663 |
| HIERARCH ESO ISS PBL23 END | 40.756 |
| HIERARCH ESO ISS PBLA23 START | 50.4 |
| HIERARCH ESO ISS PBLA23 END | 50.4 |
| HIERARCH ESO ISS PBL24 START | 89.414 |
| HIERARCH ESO ISS PBL24 END | 89.421 |
| HIERARCH ESO ISS PBLA24 START | 81.965 |
| HIERARCH ESO ISS PBLA24 END | 81.848 |
| HIERARCH ESO ISS PBL34 START | 58.765 |
| HIERARCH ESO ISS PBL34 END | 58.655 |
| HIERARCH ESO ISS PBLA34 START | 103.21 |
| HIERARCH ESO ISS PBLA34 END | 103.117 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005323 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004289 |
| HIERARCH ESO ISS AMBI TEMP | 12.34 |
| HIERARCH ESO ISS AMBI FWHM START | 0.47 |
| HIERARCH ESO ISS AMBI FWHM END | 0.48 |