Exposure
- ID
- MATIS.2025-08-10T07:03:40.977_1
- Header ID
- MATIS.2025-08-10T07:03:40.977
- Date updated
- 2025-08-10 07:15:44 UTC+0000
- Release date
- 2026-08-10 07:15:44 UTC+0000
- UTC Start
- 2025-08-10 07:03:40.977
- UTC End
- 2025-08-10 07:04:47.421
- MJD Start
- 60897.29422427
- MJD End
- 60897.29499329778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004628
- Ambient temperature (°C)
- 12.34
- Seeing (arcsec)
- 0.53
Observation
- ID
- 69741
- 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
- 51786
- Name
- HD 218396
- RA
- 346.871455
- DEC
- 21.13373
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 45.6610 | 45.7640 | 36.7000 | 36.8000 |
| U1-U3 | 86.2120 | 86.4070 | 43.2000 | 43.2000 |
| U1-U4 | 126.0920 | 126.2440 | 66.6020 | 66.5170 |
| U2-U3 | 41.1570 | 41.2440 | 50.3000 | 50.3000 |
| U2-U4 | 89.4250 | 89.4190 | 81.3270 | 81.2120 |
| U3-U4 | 58.1500 | 58.0340 | 102.7090 | 102.6200 |
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 | 60897.29422427 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871455 |
| DEC | 21.13373 |
| 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 | 45.661 |
| HIERARCH ESO ISS PBL12 END | 45.764 |
| HIERARCH ESO ISS PBLA12 START | 36.7 |
| HIERARCH ESO ISS PBLA12 END | 36.8 |
| HIERARCH ESO ISS PBL13 START | 86.212 |
| HIERARCH ESO ISS PBL13 END | 86.407 |
| HIERARCH ESO ISS PBLA13 START | 43.2 |
| HIERARCH ESO ISS PBLA13 END | 43.2 |
| HIERARCH ESO ISS PBL14 START | 126.092 |
| HIERARCH ESO ISS PBL14 END | 126.244 |
| HIERARCH ESO ISS PBLA14 START | 66.602 |
| HIERARCH ESO ISS PBLA14 END | 66.517 |
| HIERARCH ESO ISS PBL23 START | 41.157 |
| HIERARCH ESO ISS PBL23 END | 41.244 |
| 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 | 89.419 |
| HIERARCH ESO ISS PBLA24 START | 81.327 |
| HIERARCH ESO ISS PBLA24 END | 81.212 |
| HIERARCH ESO ISS PBL34 START | 58.15 |
| HIERARCH ESO ISS PBL34 END | 58.034 |
| HIERARCH ESO ISS PBLA34 START | 102.709 |
| HIERARCH ESO ISS PBLA34 END | 102.62 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004628 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004628 |
| HIERARCH ESO ISS AMBI TEMP | 12.34 |
| HIERARCH ESO ISS AMBI FWHM START | 0.53 |
| HIERARCH ESO ISS AMBI FWHM END | 0.53 |