Exposure
- ID
- MATIS.2025-08-10T06:27:40.026_1
- Header ID
- MATIS.2025-08-10T06:27:40.026
- Date updated
- 2025-08-10 06:35:44 UTC+0000
- Release date
- 2026-08-10 06:35:44 UTC+0000
- UTC Start
- 2025-08-10 06:27:40.026
- UTC End
- 2025-08-10 06:28:42.036
- MJD Start
- 60897.26921326
- MJD End
- 60897.26993096833
- Exposure time (s)
- 62.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0053585
- Ambient temperature (°C)
- 12.37
- Seeing (arcsec)
- 0.47
Observation
- ID
- 69704
- 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
- 51767
- Name
- HD 218396
- RA
- 346.87142
- DEC
- 21.13374
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 42.6360 | 42.7250 | 34.6000 | 34.6000 |
| U1-U3 | 80.2920 | 80.4710 | 42.0000 | 42.1000 |
| U1-U4 | 120.5330 | 120.7250 | 68.8200 | 68.7620 |
| U2-U3 | 38.4190 | 38.5050 | 50.3000 | 50.3000 |
| U2-U4 | 88.6070 | 88.6570 | 84.5390 | 84.4480 |
| U3-U4 | 60.8010 | 60.7420 | 105.3480 | 105.2700 |
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 | 60897.26921326 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.87142 |
| DEC | 21.13374 |
| HIERARCH ESO DET NAME | MATISSE-N |
| HIERARCH ESO INS DIN NAME | LOW |
| HIERARCH ESO INS DIN ID | LOW |
| 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 | 0.0200088 |
| HIERARCH ESO DET SEQ1 PERIOD | 0.026 |
| HIERARCH ESO DET NDIT | 2385 |
| HIERARCH ESO ISS PBL12 START | 42.636 |
| HIERARCH ESO ISS PBL12 END | 42.725 |
| HIERARCH ESO ISS PBLA12 START | 34.6 |
| HIERARCH ESO ISS PBLA12 END | 34.6 |
| HIERARCH ESO ISS PBL13 START | 80.292 |
| HIERARCH ESO ISS PBL13 END | 80.471 |
| HIERARCH ESO ISS PBLA13 START | 42.0 |
| HIERARCH ESO ISS PBLA13 END | 42.1 |
| HIERARCH ESO ISS PBL14 START | 120.533 |
| HIERARCH ESO ISS PBL14 END | 120.725 |
| HIERARCH ESO ISS PBLA14 START | 68.82 |
| HIERARCH ESO ISS PBLA14 END | 68.762 |
| HIERARCH ESO ISS PBL23 START | 38.419 |
| HIERARCH ESO ISS PBL23 END | 38.505 |
| HIERARCH ESO ISS PBLA23 START | 50.3 |
| HIERARCH ESO ISS PBLA23 END | 50.3 |
| HIERARCH ESO ISS PBL24 START | 88.607 |
| HIERARCH ESO ISS PBL24 END | 88.657 |
| HIERARCH ESO ISS PBLA24 START | 84.539 |
| HIERARCH ESO ISS PBLA24 END | 84.448 |
| HIERARCH ESO ISS PBL34 START | 60.801 |
| HIERARCH ESO ISS PBL34 END | 60.742 |
| HIERARCH ESO ISS PBLA34 START | 105.348 |
| HIERARCH ESO ISS PBLA34 END | 105.27 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005354 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005363 |
| HIERARCH ESO ISS AMBI TEMP | 12.37 |
| HIERARCH ESO ISS AMBI FWHM START | 0.51 |
| HIERARCH ESO ISS AMBI FWHM END | 0.43 |