Exposure
- ID
- MATIS.2025-08-07T08:04:52.166_1
- Header ID
- MATIS.2025-08-07T08:04:52.166
- Date updated
- 2025-08-07 08:10:53 UTC+0000
- Release date
- 2026-08-07 08:10:53 UTC+0000
- UTC Start
- 2025-08-07 08:04:52.166
- UTC End
- 2025-08-07 08:05:58.610
- MJD Start
- 60894.33671488
- MJD End
- 60894.33748390778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.007694
- Ambient temperature (°C)
- 13.61
- Seeing (arcsec)
- 0.64
Observation
- ID
- 69486
- 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
- 51617
- Name
- HD 218396
- RA
- 346.87169
- DEC
- 21.13408
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 49.4070 | 49.4850 | 38.1000 | 38.1000 |
| U1-U3 | 93.0150 | 93.1510 | 43.3000 | 43.3000 |
| U1-U4 | 129.8920 | 129.9280 | 62.8990 | 62.8040 |
| U2-U3 | 44.0340 | 44.0870 | 49.1000 | 49.1000 |
| U2-U4 | 87.5090 | 87.4250 | 76.5790 | 76.4630 |
| U3-U4 | 52.5330 | 52.3780 | 99.3360 | 99.2600 |
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 | 60894.33671488 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.87169 |
| 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 | 49.407 |
| HIERARCH ESO ISS PBL12 END | 49.485 |
| HIERARCH ESO ISS PBLA12 START | 38.1 |
| HIERARCH ESO ISS PBLA12 END | 38.1 |
| HIERARCH ESO ISS PBL13 START | 93.015 |
| HIERARCH ESO ISS PBL13 END | 93.151 |
| HIERARCH ESO ISS PBLA13 START | 43.3 |
| HIERARCH ESO ISS PBLA13 END | 43.3 |
| HIERARCH ESO ISS PBL14 START | 129.892 |
| HIERARCH ESO ISS PBL14 END | 129.928 |
| HIERARCH ESO ISS PBLA14 START | 62.899 |
| HIERARCH ESO ISS PBLA14 END | 62.804 |
| HIERARCH ESO ISS PBL23 START | 44.034 |
| HIERARCH ESO ISS PBL23 END | 44.087 |
| HIERARCH ESO ISS PBLA23 START | 49.1 |
| HIERARCH ESO ISS PBLA23 END | 49.1 |
| HIERARCH ESO ISS PBL24 START | 87.509 |
| HIERARCH ESO ISS PBL24 END | 87.425 |
| HIERARCH ESO ISS PBLA24 START | 76.579 |
| HIERARCH ESO ISS PBLA24 END | 76.463 |
| HIERARCH ESO ISS PBL34 START | 52.533 |
| HIERARCH ESO ISS PBL34 END | 52.378 |
| HIERARCH ESO ISS PBLA34 START | 99.336 |
| HIERARCH ESO ISS PBLA34 END | 99.26 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007694 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007694 |
| HIERARCH ESO ISS AMBI TEMP | 13.61 |
| HIERARCH ESO ISS AMBI FWHM START | 0.64 |
| HIERARCH ESO ISS AMBI FWHM END | 0.64 |