Exposure
- ID
- MATIS.2025-08-10T07:59:49.486_1
- Header ID
- MATIS.2025-08-10T07:59:49.486
- Date updated
- 2025-08-10 08:05:43 UTC+0000
- Release date
- 2026-08-10 08:05:43 UTC+0000
- UTC Start
- 2025-08-10 07:59:49.486
- UTC End
- 2025-08-10 08:00:51.496
- MJD Start
- 60897.33321164
- MJD End
- 60897.33392934833
- Exposure time (s)
- 62.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0039655
- Ambient temperature (°C)
- 11.97
- Seeing (arcsec)
- 0.455
Observation
- ID
- 69790
- 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
- 51811
- Name
- HD 218396
- RA
- 346.871494
- DEC
- 21.13373
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 49.8660 | 49.9370 | 38.2000 | 38.2000 |
| U1-U3 | 93.8040 | 93.9260 | 43.2000 | 43.2000 |
| U1-U4 | 130.0740 | 130.0960 | 62.3310 | 62.2390 |
| U2-U3 | 44.3420 | 44.3890 | 48.8000 | 48.8000 |
| U2-U4 | 86.9880 | 86.8990 | 75.8860 | 75.7740 |
| U3-U4 | 51.6000 | 51.4480 | 98.8900 | 98.8200 |
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 | 60897.33321164 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871494 |
| DEC | 21.13373 |
| 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 | 49.866 |
| HIERARCH ESO ISS PBL12 END | 49.937 |
| HIERARCH ESO ISS PBLA12 START | 38.2 |
| HIERARCH ESO ISS PBLA12 END | 38.2 |
| HIERARCH ESO ISS PBL13 START | 93.804 |
| HIERARCH ESO ISS PBL13 END | 93.926 |
| HIERARCH ESO ISS PBLA13 START | 43.2 |
| HIERARCH ESO ISS PBLA13 END | 43.2 |
| HIERARCH ESO ISS PBL14 START | 130.074 |
| HIERARCH ESO ISS PBL14 END | 130.096 |
| HIERARCH ESO ISS PBLA14 START | 62.331 |
| HIERARCH ESO ISS PBLA14 END | 62.239 |
| HIERARCH ESO ISS PBL23 START | 44.342 |
| HIERARCH ESO ISS PBL23 END | 44.389 |
| HIERARCH ESO ISS PBLA23 START | 48.8 |
| HIERARCH ESO ISS PBLA23 END | 48.8 |
| HIERARCH ESO ISS PBL24 START | 86.988 |
| HIERARCH ESO ISS PBL24 END | 86.899 |
| HIERARCH ESO ISS PBLA24 START | 75.886 |
| HIERARCH ESO ISS PBLA24 END | 75.774 |
| HIERARCH ESO ISS PBL34 START | 51.6 |
| HIERARCH ESO ISS PBL34 END | 51.448 |
| HIERARCH ESO ISS PBLA34 START | 98.89 |
| HIERARCH ESO ISS PBLA34 END | 98.82 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00525 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002681 |
| HIERARCH ESO ISS AMBI TEMP | 11.97 |
| HIERARCH ESO ISS AMBI FWHM START | 0.38 |
| HIERARCH ESO ISS AMBI FWHM END | 0.53 |