Exposure
- ID
- MATIS.2025-08-07T07:08:39.625_1
- Header ID
- MATIS.2025-08-07T07:08:39.625
- 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 07:08:39.625
- UTC End
- 2025-08-07 07:09:46.069
- MJD Start
- 60894.29768085
- MJD End
- 60894.29844987778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.008336
- Ambient temperature (°C)
- 13.33
- Seeing (arcsec)
- 0.605
Observation
- ID
- 69446
- 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
- 51596
- Name
- HD 218396
- RA
- 346.871657
- DEC
- 21.13409
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 45.1020 | 45.2070 | 36.4000 | 36.5000 |
| U1-U3 | 85.1460 | 85.3460 | 43.0000 | 43.1000 |
| U1-U4 | 125.2210 | 125.3890 | 67.0510 | 66.9680 |
| U2-U3 | 40.6780 | 40.7690 | 50.4000 | 50.4000 |
| U2-U4 | 89.4150 | 89.4220 | 81.9450 | 81.8310 |
| U3-U4 | 58.7470 | 58.6390 | 103.1930 | 103.1030 |
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 | 60894.29768085 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871657 |
| DEC | 21.13409 |
| 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 | 45.102 |
| HIERARCH ESO ISS PBL12 END | 45.207 |
| HIERARCH ESO ISS PBLA12 START | 36.4 |
| HIERARCH ESO ISS PBLA12 END | 36.5 |
| HIERARCH ESO ISS PBL13 START | 85.146 |
| HIERARCH ESO ISS PBL13 END | 85.346 |
| HIERARCH ESO ISS PBLA13 START | 43.0 |
| HIERARCH ESO ISS PBLA13 END | 43.1 |
| HIERARCH ESO ISS PBL14 START | 125.221 |
| HIERARCH ESO ISS PBL14 END | 125.389 |
| HIERARCH ESO ISS PBLA14 START | 67.051 |
| HIERARCH ESO ISS PBLA14 END | 66.968 |
| HIERARCH ESO ISS PBL23 START | 40.678 |
| HIERARCH ESO ISS PBL23 END | 40.769 |
| HIERARCH ESO ISS PBLA23 START | 50.4 |
| HIERARCH ESO ISS PBLA23 END | 50.4 |
| HIERARCH ESO ISS PBL24 START | 89.415 |
| HIERARCH ESO ISS PBL24 END | 89.422 |
| HIERARCH ESO ISS PBLA24 START | 81.945 |
| HIERARCH ESO ISS PBLA24 END | 81.831 |
| HIERARCH ESO ISS PBL34 START | 58.747 |
| HIERARCH ESO ISS PBL34 END | 58.639 |
| HIERARCH ESO ISS PBLA34 START | 103.193 |
| HIERARCH ESO ISS PBLA34 END | 103.103 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.008641 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.008031 |
| HIERARCH ESO ISS AMBI TEMP | 13.33 |
| HIERARCH ESO ISS AMBI FWHM START | 0.61 |
| HIERARCH ESO ISS AMBI FWHM END | 0.6 |