Exposure
- ID
- MATIS.2025-08-09T07:21:00.467_1
- Header ID
- MATIS.2025-08-09T07:21:00.467
- Date updated
- 2025-08-09 07:30:44 UTC+0000
- Release date
- 2026-08-09 07:30:44 UTC+0000
- UTC Start
- 2025-08-09 07:21:00.467
- UTC End
- 2025-08-09 07:22:06.911
- MJD Start
- 60896.3062554
- MJD End
- 60896.30702442778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.00549
- Ambient temperature (°C)
- 12.28
- Seeing (arcsec)
- 0.685
Observation
- ID
- 69609
- 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
- 51698
- Name
- HD 218396
- RA
- 346.87162
- DEC
- 21.13389
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 46.7340 | 46.8360 | 37.3000 | 37.3000 |
| U1-U3 | 88.2220 | 88.4100 | 43.4000 | 43.4000 |
| U1-U4 | 127.5560 | 127.6800 | 65.6730 | 65.5810 |
| U2-U3 | 42.0420 | 42.1230 | 50.1000 | 50.1000 |
| U2-U4 | 89.2470 | 89.2160 | 80.0870 | 79.9660 |
| U3-U4 | 56.8490 | 56.7150 | 101.7690 | 101.6790 |
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 | 60896.3062554 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.87162 |
| 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 | 46.734 |
| HIERARCH ESO ISS PBL12 END | 46.836 |
| HIERARCH ESO ISS PBLA12 START | 37.3 |
| HIERARCH ESO ISS PBLA12 END | 37.3 |
| HIERARCH ESO ISS PBL13 START | 88.222 |
| HIERARCH ESO ISS PBL13 END | 88.41 |
| HIERARCH ESO ISS PBLA13 START | 43.4 |
| HIERARCH ESO ISS PBLA13 END | 43.4 |
| HIERARCH ESO ISS PBL14 START | 127.556 |
| HIERARCH ESO ISS PBL14 END | 127.68 |
| HIERARCH ESO ISS PBLA14 START | 65.673 |
| HIERARCH ESO ISS PBLA14 END | 65.581 |
| HIERARCH ESO ISS PBL23 START | 42.042 |
| HIERARCH ESO ISS PBL23 END | 42.123 |
| HIERARCH ESO ISS PBLA23 START | 50.1 |
| HIERARCH ESO ISS PBLA23 END | 50.1 |
| HIERARCH ESO ISS PBL24 START | 89.247 |
| HIERARCH ESO ISS PBL24 END | 89.216 |
| HIERARCH ESO ISS PBLA24 START | 80.087 |
| HIERARCH ESO ISS PBLA24 END | 79.966 |
| HIERARCH ESO ISS PBL34 START | 56.849 |
| HIERARCH ESO ISS PBL34 END | 56.715 |
| HIERARCH ESO ISS PBLA34 START | 101.769 |
| HIERARCH ESO ISS PBLA34 END | 101.679 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00531 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00567 |
| HIERARCH ESO ISS AMBI TEMP | 12.28 |
| HIERARCH ESO ISS AMBI FWHM START | 0.67 |
| HIERARCH ESO ISS AMBI FWHM END | 0.7 |