Exposure
- ID
- MATIS.2025-08-07T07:23:35.333_1
- Header ID
- MATIS.2025-08-07T07:23:35.333
- Date updated
- 2025-08-07 07:30:52 UTC+0000
- Release date
- 2026-08-07 07:30:52 UTC+0000
- UTC Start
- 2025-08-07 07:23:35.333
- UTC End
- 2025-08-07 07:24:41.777
- MJD Start
- 60894.30804783
- MJD End
- 60894.30881685778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.007694
- Ambient temperature (°C)
- 13.31
- Seeing (arcsec)
- 0.615
Observation
- ID
- 69458
- 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
- 51602
- Name
- HD 218396
- RA
- 346.871668
- DEC
- 21.13408
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 46.3150 | 46.4190 | 37.1000 | 37.1000 |
| U1-U3 | 87.4430 | 87.6370 | 43.3000 | 43.3000 |
| U1-U4 | 127.0180 | 127.1550 | 66.0480 | 65.9570 |
| U2-U3 | 41.7020 | 41.7870 | 50.2000 | 50.2000 |
| U2-U4 | 89.3480 | 89.3270 | 80.5810 | 80.4610 |
| U3-U4 | 57.3820 | 57.2530 | 102.1390 | 102.0480 |
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 | 60894.30804783 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871668 |
| 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 | 46.315 |
| HIERARCH ESO ISS PBL12 END | 46.419 |
| HIERARCH ESO ISS PBLA12 START | 37.1 |
| HIERARCH ESO ISS PBLA12 END | 37.1 |
| HIERARCH ESO ISS PBL13 START | 87.443 |
| HIERARCH ESO ISS PBL13 END | 87.637 |
| HIERARCH ESO ISS PBLA13 START | 43.3 |
| HIERARCH ESO ISS PBLA13 END | 43.3 |
| HIERARCH ESO ISS PBL14 START | 127.018 |
| HIERARCH ESO ISS PBL14 END | 127.155 |
| HIERARCH ESO ISS PBLA14 START | 66.048 |
| HIERARCH ESO ISS PBLA14 END | 65.957 |
| HIERARCH ESO ISS PBL23 START | 41.702 |
| HIERARCH ESO ISS PBL23 END | 41.787 |
| HIERARCH ESO ISS PBLA23 START | 50.2 |
| HIERARCH ESO ISS PBLA23 END | 50.2 |
| HIERARCH ESO ISS PBL24 START | 89.348 |
| HIERARCH ESO ISS PBL24 END | 89.327 |
| HIERARCH ESO ISS PBLA24 START | 80.581 |
| HIERARCH ESO ISS PBLA24 END | 80.461 |
| HIERARCH ESO ISS PBL34 START | 57.382 |
| HIERARCH ESO ISS PBL34 END | 57.253 |
| HIERARCH ESO ISS PBLA34 START | 102.139 |
| HIERARCH ESO ISS PBLA34 END | 102.048 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007694 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007694 |
| HIERARCH ESO ISS AMBI TEMP | 13.31 |
| HIERARCH ESO ISS AMBI FWHM START | 0.6 |
| HIERARCH ESO ISS AMBI FWHM END | 0.63 |