Exposure
- ID
- MATIS.2025-08-09T07:35:55.253_1
- Header ID
- MATIS.2025-08-09T07:35:55.253
- Date updated
- 2025-08-09 07:45:33 UTC+0000
- Release date
- 2026-08-09 07:45:33 UTC+0000
- UTC Start
- 2025-08-09 07:35:55.253
- UTC End
- 2025-08-09 07:37:01.697
- MJD Start
- 60896.31661172
- MJD End
- 60896.31738074778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.005462
- Ambient temperature (°C)
- 12.28
- Seeing (arcsec)
- 0.685
Observation
- ID
- 69619
- 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
- 51703
- Name
- HD 218396
- RA
- 346.871632
- DEC
- 21.13389
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 47.8820 | 47.9750 | 37.7000 | 37.8000 |
| U1-U3 | 90.3210 | 90.4870 | 43.4000 | 43.4000 |
| U1-U4 | 128.8050 | 128.8900 | 64.5760 | 64.4820 |
| U2-U3 | 42.9360 | 43.0060 | 49.8000 | 49.7000 |
| U2-U4 | 88.7460 | 88.6910 | 78.6700 | 78.5510 |
| U3-U4 | 55.2030 | 55.0580 | 100.7470 | 100.6640 |
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 | 60896.31661172 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871632 |
| 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 | 47.882 |
| HIERARCH ESO ISS PBL12 END | 47.975 |
| HIERARCH ESO ISS PBLA12 START | 37.7 |
| HIERARCH ESO ISS PBLA12 END | 37.8 |
| HIERARCH ESO ISS PBL13 START | 90.321 |
| HIERARCH ESO ISS PBL13 END | 90.487 |
| HIERARCH ESO ISS PBLA13 START | 43.4 |
| HIERARCH ESO ISS PBLA13 END | 43.4 |
| HIERARCH ESO ISS PBL14 START | 128.805 |
| HIERARCH ESO ISS PBL14 END | 128.89 |
| HIERARCH ESO ISS PBLA14 START | 64.576 |
| HIERARCH ESO ISS PBLA14 END | 64.482 |
| HIERARCH ESO ISS PBL23 START | 42.936 |
| HIERARCH ESO ISS PBL23 END | 43.006 |
| HIERARCH ESO ISS PBLA23 START | 49.8 |
| HIERARCH ESO ISS PBLA23 END | 49.7 |
| HIERARCH ESO ISS PBL24 START | 88.746 |
| HIERARCH ESO ISS PBL24 END | 88.691 |
| HIERARCH ESO ISS PBLA24 START | 78.67 |
| HIERARCH ESO ISS PBLA24 END | 78.551 |
| HIERARCH ESO ISS PBL34 START | 55.203 |
| HIERARCH ESO ISS PBL34 END | 55.058 |
| HIERARCH ESO ISS PBLA34 START | 100.747 |
| HIERARCH ESO ISS PBLA34 END | 100.664 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005921 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005003 |
| HIERARCH ESO ISS AMBI TEMP | 12.28 |
| HIERARCH ESO ISS AMBI FWHM START | 0.67 |
| HIERARCH ESO ISS AMBI FWHM END | 0.7 |