Exposure
- ID
- MATIS.2025-08-07T07:11:56.048_1
- Header ID
- MATIS.2025-08-07T07:11:56.048
- Date updated
- 2025-08-07 07:15:45 UTC+0000
- Release date
- 2026-08-07 07:15:45 UTC+0000
- UTC Start
- 2025-08-07 07:11:56.048
- UTC End
- 2025-08-07 07:13:02.492
- MJD Start
- 60894.29995426
- MJD End
- 60894.30072328778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.008582
- Ambient temperature (°C)
- 13.32
- Seeing (arcsec)
- 0.69
Observation
- ID
- 69448
- 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
- 51597
- Name
- HD 218396
- RA
- 346.871659
- DEC
- 21.13408
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 45.3740 | 45.4640 | 36.6000 | 36.6000 |
| U1-U3 | 85.6650 | 85.8370 | 43.1000 | 43.1000 |
| U1-U4 | 125.6530 | 125.7920 | 66.8350 | 66.7620 |
| U2-U3 | 40.9120 | 40.9900 | 50.4000 | 50.3000 |
| U2-U4 | 89.4280 | 89.4290 | 81.6470 | 81.5470 |
| U3-U4 | 58.4630 | 58.3670 | 102.9580 | 102.8800 |
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 | 60894.29995426 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871659 |
| 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 | 45.374 |
| HIERARCH ESO ISS PBL12 END | 45.464 |
| HIERARCH ESO ISS PBLA12 START | 36.6 |
| HIERARCH ESO ISS PBLA12 END | 36.6 |
| HIERARCH ESO ISS PBL13 START | 85.665 |
| HIERARCH ESO ISS PBL13 END | 85.837 |
| HIERARCH ESO ISS PBLA13 START | 43.1 |
| HIERARCH ESO ISS PBLA13 END | 43.1 |
| HIERARCH ESO ISS PBL14 START | 125.653 |
| HIERARCH ESO ISS PBL14 END | 125.792 |
| HIERARCH ESO ISS PBLA14 START | 66.835 |
| HIERARCH ESO ISS PBLA14 END | 66.762 |
| HIERARCH ESO ISS PBL23 START | 40.912 |
| HIERARCH ESO ISS PBL23 END | 40.99 |
| HIERARCH ESO ISS PBLA23 START | 50.4 |
| HIERARCH ESO ISS PBLA23 END | 50.3 |
| HIERARCH ESO ISS PBL24 START | 89.428 |
| HIERARCH ESO ISS PBL24 END | 89.429 |
| HIERARCH ESO ISS PBLA24 START | 81.647 |
| HIERARCH ESO ISS PBLA24 END | 81.547 |
| HIERARCH ESO ISS PBL34 START | 58.463 |
| HIERARCH ESO ISS PBL34 END | 58.367 |
| HIERARCH ESO ISS PBLA34 START | 102.958 |
| HIERARCH ESO ISS PBLA34 END | 102.88 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.008031 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.009133 |
| HIERARCH ESO ISS AMBI TEMP | 13.32 |
| HIERARCH ESO ISS AMBI FWHM START | 0.69 |
| HIERARCH ESO ISS AMBI FWHM END | 0.69 |