Exposure
- ID
- MATIS.2025-08-10T07:48:42.558_1
- Header ID
- MATIS.2025-08-10T07:48:42.558
- Date updated
- 2025-08-10 07:55:44 UTC+0000
- Release date
- 2026-08-10 07:55:44 UTC+0000
- UTC Start
- 2025-08-10 07:48:42.558
- UTC End
- 2025-08-10 07:49:44.568
- MJD Start
- 60897.32549257
- MJD End
- 60897.326210278334
- Exposure time (s)
- 62.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003809
- Ambient temperature (°C)
- 11.93
- Seeing (arcsec)
- 0.45499999999999996
Observation
- ID
- 69774
- 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
- 51803
- Name
- HD 218396
- RA
- 346.871482
- DEC
- 21.13373
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 49.1010 | 49.1730 | 38.1000 | 38.1000 |
| U1-U3 | 92.4830 | 92.6090 | 43.3000 | 43.3000 |
| U1-U4 | 129.7300 | 129.7710 | 63.2610 | 63.1770 |
| U2-U3 | 43.8220 | 43.8730 | 49.3000 | 49.2000 |
| U2-U4 | 87.8160 | 87.7460 | 77.0250 | 76.9210 |
| U3-U4 | 53.1200 | 52.9830 | 99.6280 | 99.5590 |
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 | 60897.32549257 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871482 |
| 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 | 49.101 |
| HIERARCH ESO ISS PBL12 END | 49.173 |
| HIERARCH ESO ISS PBLA12 START | 38.1 |
| HIERARCH ESO ISS PBLA12 END | 38.1 |
| HIERARCH ESO ISS PBL13 START | 92.483 |
| HIERARCH ESO ISS PBL13 END | 92.609 |
| HIERARCH ESO ISS PBLA13 START | 43.3 |
| HIERARCH ESO ISS PBLA13 END | 43.3 |
| HIERARCH ESO ISS PBL14 START | 129.73 |
| HIERARCH ESO ISS PBL14 END | 129.771 |
| HIERARCH ESO ISS PBLA14 START | 63.261 |
| HIERARCH ESO ISS PBLA14 END | 63.177 |
| HIERARCH ESO ISS PBL23 START | 43.822 |
| HIERARCH ESO ISS PBL23 END | 43.873 |
| HIERARCH ESO ISS PBLA23 START | 49.3 |
| HIERARCH ESO ISS PBLA23 END | 49.2 |
| HIERARCH ESO ISS PBL24 START | 87.816 |
| HIERARCH ESO ISS PBL24 END | 87.746 |
| HIERARCH ESO ISS PBLA24 START | 77.025 |
| HIERARCH ESO ISS PBLA24 END | 76.921 |
| HIERARCH ESO ISS PBL34 START | 53.12 |
| HIERARCH ESO ISS PBL34 END | 52.983 |
| HIERARCH ESO ISS PBLA34 START | 99.628 |
| HIERARCH ESO ISS PBLA34 END | 99.559 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003809 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003809 |
| HIERARCH ESO ISS AMBI TEMP | 11.93 |
| HIERARCH ESO ISS AMBI FWHM START | 0.43 |
| HIERARCH ESO ISS AMBI FWHM END | 0.48 |