Exposure
- ID
- MATIS.2025-07-10T09:57:52.499_1
- Header ID
- MATIS.2025-07-10T09:57:52.499
- Date updated
- 2025-07-10 10:06:11 UTC+0000
- Release date
- 2026-07-10 10:06:11 UTC+0000
- UTC Start
- 2025-07-10 09:57:52.499
- UTC End
- 2025-07-10 09:58:58.943
- MJD Start
- 60866.41519096
- MJD End
- 60866.415959987775
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.006954
- Ambient temperature (°C)
- 12.5
- Seeing (arcsec)
- 0.42
Observation
- ID
- 68591
- 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
- 51009
- Name
- HD 218396
- RA
- 346.870979
- DEC
- 21.13428
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 49.6080 | 49.6880 | 38.2000 | 38.2000 |
| U1-U3 | 93.3620 | 93.4990 | 43.3000 | 43.2000 |
| U1-U4 | 129.9800 | 130.0120 | 62.6560 | 62.5570 |
| U2-U3 | 44.1700 | 44.2240 | 49.0000 | 48.9000 |
| U2-U4 | 87.2900 | 87.1990 | 76.2820 | 76.1620 |
| U3-U4 | 52.1330 | 51.9710 | 99.1450 | 99.0680 |
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 | 60866.41519096 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.870979 |
| DEC | 21.13428 |
| 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 | 49.608 |
| HIERARCH ESO ISS PBL12 END | 49.688 |
| HIERARCH ESO ISS PBLA12 START | 38.2 |
| HIERARCH ESO ISS PBLA12 END | 38.2 |
| HIERARCH ESO ISS PBL13 START | 93.362 |
| HIERARCH ESO ISS PBL13 END | 93.499 |
| HIERARCH ESO ISS PBLA13 START | 43.3 |
| HIERARCH ESO ISS PBLA13 END | 43.2 |
| HIERARCH ESO ISS PBL14 START | 129.98 |
| HIERARCH ESO ISS PBL14 END | 130.012 |
| HIERARCH ESO ISS PBLA14 START | 62.656 |
| HIERARCH ESO ISS PBLA14 END | 62.557 |
| HIERARCH ESO ISS PBL23 START | 44.17 |
| HIERARCH ESO ISS PBL23 END | 44.224 |
| HIERARCH ESO ISS PBLA23 START | 49.0 |
| HIERARCH ESO ISS PBLA23 END | 48.9 |
| HIERARCH ESO ISS PBL24 START | 87.29 |
| HIERARCH ESO ISS PBL24 END | 87.199 |
| HIERARCH ESO ISS PBLA24 START | 76.282 |
| HIERARCH ESO ISS PBLA24 END | 76.162 |
| HIERARCH ESO ISS PBL34 START | 52.133 |
| HIERARCH ESO ISS PBL34 END | 51.971 |
| HIERARCH ESO ISS PBLA34 START | 99.145 |
| HIERARCH ESO ISS PBLA34 END | 99.068 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006954 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006954 |
| HIERARCH ESO ISS AMBI TEMP | 12.5 |
| HIERARCH ESO ISS AMBI FWHM START | 0.43 |
| HIERARCH ESO ISS AMBI FWHM END | 0.41 |