Exposure
- ID
- MATIS.2025-08-10T07:38:46.256_1
- Header ID
- MATIS.2025-08-10T07:38:46.256
- Date updated
- 2025-08-10 07:45:30 UTC+0000
- Release date
- 2026-08-10 07:45:30 UTC+0000
- UTC Start
- 2025-08-10 07:38:46.256
- UTC End
- 2025-08-10 07:39:48.266
- MJD Start
- 60897.31859093
- MJD End
- 60897.31930863833
- Exposure time (s)
- 62.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0042975
- Ambient temperature (°C)
- 12.03
- Seeing (arcsec)
- 0.43999999999999995
Observation
- ID
- 69773
- 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
- 51802
- Name
- HD 218396
- RA
- 346.871478
- DEC
- 21.13373
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 48.3860 | 48.4610 | 37.9000 | 37.9000 |
| U1-U3 | 91.2220 | 91.3570 | 43.4000 | 43.4000 |
| U1-U4 | 129.2400 | 129.2990 | 64.0570 | 63.9750 |
| U2-U3 | 43.3100 | 43.3660 | 49.6000 | 49.5000 |
| U2-U4 | 88.4160 | 88.3600 | 78.0140 | 77.9120 |
| U3-U4 | 54.3890 | 54.2610 | 100.2930 | 100.2240 |
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 | 60897.31859093 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871478 |
| 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 | 48.386 |
| HIERARCH ESO ISS PBL12 END | 48.461 |
| HIERARCH ESO ISS PBLA12 START | 37.9 |
| HIERARCH ESO ISS PBLA12 END | 37.9 |
| HIERARCH ESO ISS PBL13 START | 91.222 |
| HIERARCH ESO ISS PBL13 END | 91.357 |
| HIERARCH ESO ISS PBLA13 START | 43.4 |
| HIERARCH ESO ISS PBLA13 END | 43.4 |
| HIERARCH ESO ISS PBL14 START | 129.24 |
| HIERARCH ESO ISS PBL14 END | 129.299 |
| HIERARCH ESO ISS PBLA14 START | 64.057 |
| HIERARCH ESO ISS PBLA14 END | 63.975 |
| HIERARCH ESO ISS PBL23 START | 43.31 |
| HIERARCH ESO ISS PBL23 END | 43.366 |
| HIERARCH ESO ISS PBLA23 START | 49.6 |
| HIERARCH ESO ISS PBLA23 END | 49.5 |
| HIERARCH ESO ISS PBL24 START | 88.416 |
| HIERARCH ESO ISS PBL24 END | 88.36 |
| HIERARCH ESO ISS PBLA24 START | 78.014 |
| HIERARCH ESO ISS PBLA24 END | 77.912 |
| HIERARCH ESO ISS PBL34 START | 54.389 |
| HIERARCH ESO ISS PBL34 END | 54.261 |
| HIERARCH ESO ISS PBLA34 START | 100.293 |
| HIERARCH ESO ISS PBLA34 END | 100.224 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003616 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004979 |
| HIERARCH ESO ISS AMBI TEMP | 12.03 |
| HIERARCH ESO ISS AMBI FWHM START | 0.47 |
| HIERARCH ESO ISS AMBI FWHM END | 0.41 |