Exposure
- ID
- MATIS.2025-08-09T06:39:48.516_1
- Header ID
- MATIS.2025-08-09T06:39:48.516
- Date updated
- 2025-08-09 06:45:43 UTC+0000
- Release date
- 2026-08-09 06:45:42 UTC+0000
- UTC Start
- 2025-08-09 06:39:48.516
- UTC End
- 2025-08-09 06:40:54.960
- MJD Start
- 60896.27764486
- MJD End
- 60896.278413887776
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.005417
- Ambient temperature (°C)
- 12.38
- Seeing (arcsec)
- 0.61
Observation
- ID
- 69568
- 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
- 51677
- Name
- HD 218396
- RA
- 346.871585
- DEC
- 21.13391
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 43.3380 | 43.4350 | 35.1000 | 35.2000 |
| U1-U3 | 81.6990 | 81.8910 | 42.4000 | 42.4000 |
| U1-U4 | 122.0070 | 122.2010 | 68.3440 | 68.2780 |
| U2-U3 | 39.0870 | 39.1770 | 50.4000 | 50.4000 |
| U2-U4 | 88.9600 | 89.0010 | 83.8130 | 83.7130 |
| U3-U4 | 60.3060 | 60.2330 | 104.7250 | 104.6400 |
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 | 60896.27764486 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871585 |
| DEC | 21.13391 |
| 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 | 43.338 |
| HIERARCH ESO ISS PBL12 END | 43.435 |
| HIERARCH ESO ISS PBLA12 START | 35.1 |
| HIERARCH ESO ISS PBLA12 END | 35.2 |
| HIERARCH ESO ISS PBL13 START | 81.699 |
| HIERARCH ESO ISS PBL13 END | 81.891 |
| HIERARCH ESO ISS PBLA13 START | 42.4 |
| HIERARCH ESO ISS PBLA13 END | 42.4 |
| HIERARCH ESO ISS PBL14 START | 122.007 |
| HIERARCH ESO ISS PBL14 END | 122.201 |
| HIERARCH ESO ISS PBLA14 START | 68.344 |
| HIERARCH ESO ISS PBLA14 END | 68.278 |
| HIERARCH ESO ISS PBL23 START | 39.087 |
| HIERARCH ESO ISS PBL23 END | 39.177 |
| HIERARCH ESO ISS PBLA23 START | 50.4 |
| HIERARCH ESO ISS PBLA23 END | 50.4 |
| HIERARCH ESO ISS PBL24 START | 88.96 |
| HIERARCH ESO ISS PBL24 END | 89.001 |
| HIERARCH ESO ISS PBLA24 START | 83.813 |
| HIERARCH ESO ISS PBLA24 END | 83.713 |
| HIERARCH ESO ISS PBL34 START | 60.306 |
| HIERARCH ESO ISS PBL34 END | 60.233 |
| HIERARCH ESO ISS PBLA34 START | 104.725 |
| HIERARCH ESO ISS PBLA34 END | 104.64 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005417 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005417 |
| HIERARCH ESO ISS AMBI TEMP | 12.38 |
| HIERARCH ESO ISS AMBI FWHM START | 0.63 |
| HIERARCH ESO ISS AMBI FWHM END | 0.59 |