Exposure
- ID
- MATIS.2025-08-10T08:01:27.983_1
- Header ID
- MATIS.2025-08-10T08:01:27.983
- Date updated
- 2025-08-10 08:10:34 UTC+0000
- Release date
- 2026-08-10 08:10:33 UTC+0000
- UTC Start
- 2025-08-10 08:01:27.983
- UTC End
- 2025-08-10 08:02:29.993
- MJD Start
- 60897.33435166
- MJD End
- 60897.33506936833
- Exposure time (s)
- 62.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.002681
- Ambient temperature (°C)
- 11.96
- Seeing (arcsec)
- 0.53
Observation
- ID
- 69787
- 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
- 51809
- Name
- HD 218396
- RA
- 346.871492
- DEC
- 21.13373
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 49.9770 | 50.0460 | 38.2000 | 38.2000 |
| U1-U3 | 93.9940 | 94.1110 | 43.2000 | 43.2000 |
| U1-U4 | 130.1080 | 130.1260 | 62.1870 | 62.0970 |
| U2-U3 | 44.4150 | 44.4600 | 48.8000 | 48.7000 |
| U2-U4 | 86.8490 | 86.7610 | 75.7110 | 75.6030 |
| U3-U4 | 51.3620 | 51.2140 | 98.7800 | 98.7120 |
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 | 60897.33435166 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871492 |
| 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 | 49.977 |
| HIERARCH ESO ISS PBL12 END | 50.046 |
| HIERARCH ESO ISS PBLA12 START | 38.2 |
| HIERARCH ESO ISS PBLA12 END | 38.2 |
| HIERARCH ESO ISS PBL13 START | 93.994 |
| HIERARCH ESO ISS PBL13 END | 94.111 |
| HIERARCH ESO ISS PBLA13 START | 43.2 |
| HIERARCH ESO ISS PBLA13 END | 43.2 |
| HIERARCH ESO ISS PBL14 START | 130.108 |
| HIERARCH ESO ISS PBL14 END | 130.126 |
| HIERARCH ESO ISS PBLA14 START | 62.187 |
| HIERARCH ESO ISS PBLA14 END | 62.097 |
| HIERARCH ESO ISS PBL23 START | 44.415 |
| HIERARCH ESO ISS PBL23 END | 44.46 |
| HIERARCH ESO ISS PBLA23 START | 48.8 |
| HIERARCH ESO ISS PBLA23 END | 48.7 |
| HIERARCH ESO ISS PBL24 START | 86.849 |
| HIERARCH ESO ISS PBL24 END | 86.761 |
| HIERARCH ESO ISS PBLA24 START | 75.711 |
| HIERARCH ESO ISS PBLA24 END | 75.603 |
| HIERARCH ESO ISS PBL34 START | 51.362 |
| HIERARCH ESO ISS PBL34 END | 51.214 |
| HIERARCH ESO ISS PBLA34 START | 98.78 |
| HIERARCH ESO ISS PBLA34 END | 98.712 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002681 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002681 |
| HIERARCH ESO ISS AMBI TEMP | 11.96 |
| HIERARCH ESO ISS AMBI FWHM START | 0.53 |
| HIERARCH ESO ISS AMBI FWHM END | 0.53 |