Exposure
- ID
- MATIS.2025-08-07T07:15:21.950_1
- Header ID
- MATIS.2025-08-07T07:15:21.950
- Date updated
- 2025-08-07 07:20:53 UTC+0000
- Release date
- 2026-08-07 07:20:53 UTC+0000
- UTC Start
- 2025-08-07 07:15:21.950
- UTC End
- 2025-08-07 07:16:28.394
- MJD Start
- 60894.30233739
- MJD End
- 60894.30310641778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.008601
- Ambient temperature (°C)
- 13.31
- Seeing (arcsec)
- 0.61
Observation
- ID
- 69452
- 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
- 51599
- Name
- HD 218396
- RA
- 346.871664
- DEC
- 21.13408
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 45.6540 | 45.7520 | 36.7000 | 36.8000 |
| U1-U3 | 86.1990 | 86.3840 | 43.2000 | 43.2000 |
| U1-U4 | 126.0810 | 126.2260 | 66.6070 | 66.5260 |
| U2-U3 | 41.1510 | 41.2340 | 50.3000 | 50.3000 |
| U2-U4 | 89.4250 | 89.4200 | 81.3340 | 81.2250 |
| U3-U4 | 58.1570 | 58.0480 | 102.7140 | 102.6300 |
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 | 60894.30233739 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871664 |
| DEC | 21.13408 |
| 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 | 45.654 |
| HIERARCH ESO ISS PBL12 END | 45.752 |
| HIERARCH ESO ISS PBLA12 START | 36.7 |
| HIERARCH ESO ISS PBLA12 END | 36.8 |
| HIERARCH ESO ISS PBL13 START | 86.199 |
| HIERARCH ESO ISS PBL13 END | 86.384 |
| HIERARCH ESO ISS PBLA13 START | 43.2 |
| HIERARCH ESO ISS PBLA13 END | 43.2 |
| HIERARCH ESO ISS PBL14 START | 126.081 |
| HIERARCH ESO ISS PBL14 END | 126.226 |
| HIERARCH ESO ISS PBLA14 START | 66.607 |
| HIERARCH ESO ISS PBLA14 END | 66.526 |
| HIERARCH ESO ISS PBL23 START | 41.151 |
| HIERARCH ESO ISS PBL23 END | 41.234 |
| HIERARCH ESO ISS PBLA23 START | 50.3 |
| HIERARCH ESO ISS PBLA23 END | 50.3 |
| HIERARCH ESO ISS PBL24 START | 89.425 |
| HIERARCH ESO ISS PBL24 END | 89.42 |
| HIERARCH ESO ISS PBLA24 START | 81.334 |
| HIERARCH ESO ISS PBLA24 END | 81.225 |
| HIERARCH ESO ISS PBL34 START | 58.157 |
| HIERARCH ESO ISS PBL34 END | 58.048 |
| HIERARCH ESO ISS PBLA34 START | 102.714 |
| HIERARCH ESO ISS PBLA34 END | 102.63 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.008601 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.008601 |
| HIERARCH ESO ISS AMBI TEMP | 13.31 |
| HIERARCH ESO ISS AMBI FWHM START | 0.6 |
| HIERARCH ESO ISS AMBI FWHM END | 0.62 |