Exposure
- ID
- MATIS.2025-08-09T08:21:46.886_1
- Header ID
- MATIS.2025-08-09T08:21:46.886
- Date updated
- 2025-08-09 08:30:44 UTC+0000
- Release date
- 2026-08-09 08:30:44 UTC+0000
- UTC Start
- 2025-08-09 08:21:46.886
- UTC End
- 2025-08-09 08:22:53.330
- MJD Start
- 60896.34845933
- MJD End
- 60896.34922835778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004789
- Ambient temperature (°C)
- 12.59
- Seeing (arcsec)
- 0.53
Observation
- ID
- 69647
- 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
- 51717
- Name
- HD 218396
- RA
- 346.871653
- DEC
- 21.13389
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 51.0280 | 51.0990 | 38.2000 | 38.2000 |
| U1-U3 | 95.7490 | 95.8650 | 42.8000 | 42.8000 |
| U1-U4 | 130.1860 | 130.1750 | 60.7150 | 60.6070 |
| U2-U3 | 45.0700 | 45.1120 | 48.0000 | 48.0000 |
| U2-U4 | 85.2970 | 85.1750 | 73.9410 | 73.8120 |
| U3-U4 | 48.9050 | 48.7220 | 97.6960 | 97.6200 |
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 | 60896.34845933 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871653 |
| 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 | 51.028 |
| HIERARCH ESO ISS PBL12 END | 51.099 |
| HIERARCH ESO ISS PBLA12 START | 38.2 |
| HIERARCH ESO ISS PBLA12 END | 38.2 |
| HIERARCH ESO ISS PBL13 START | 95.749 |
| HIERARCH ESO ISS PBL13 END | 95.865 |
| HIERARCH ESO ISS PBLA13 START | 42.8 |
| HIERARCH ESO ISS PBLA13 END | 42.8 |
| HIERARCH ESO ISS PBL14 START | 130.186 |
| HIERARCH ESO ISS PBL14 END | 130.175 |
| HIERARCH ESO ISS PBLA14 START | 60.715 |
| HIERARCH ESO ISS PBLA14 END | 60.607 |
| HIERARCH ESO ISS PBL23 START | 45.07 |
| HIERARCH ESO ISS PBL23 END | 45.112 |
| HIERARCH ESO ISS PBLA23 START | 48.0 |
| HIERARCH ESO ISS PBLA23 END | 48.0 |
| HIERARCH ESO ISS PBL24 START | 85.297 |
| HIERARCH ESO ISS PBL24 END | 85.175 |
| HIERARCH ESO ISS PBLA24 START | 73.941 |
| HIERARCH ESO ISS PBLA24 END | 73.812 |
| HIERARCH ESO ISS PBL34 START | 48.905 |
| HIERARCH ESO ISS PBL34 END | 48.722 |
| HIERARCH ESO ISS PBLA34 START | 97.696 |
| HIERARCH ESO ISS PBLA34 END | 97.62 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004789 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004789 |
| HIERARCH ESO ISS AMBI TEMP | 12.59 |
| HIERARCH ESO ISS AMBI FWHM START | 0.53 |
| HIERARCH ESO ISS AMBI FWHM END | 0.53 |