Exposure
- ID
- MATIS.2025-08-10T07:51:49.806_1
- Header ID
- MATIS.2025-08-10T07:51:49.806
- Date updated
- 2025-08-10 08:00:43 UTC+0000
- Release date
- 2026-08-10 08:00:43 UTC+0000
- UTC Start
- 2025-08-10 07:51:49.806
- UTC End
- 2025-08-10 07:52:51.816
- MJD Start
- 60897.32765979
- MJD End
- 60897.32837749833
- Exposure time (s)
- 62.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003957
- Ambient temperature (°C)
- 11.93
- Seeing (arcsec)
- 0.5
Observation
- ID
- 69785
- 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
- 51808
- Name
- HD 218396
- RA
- 346.871486
- DEC
- 21.13373
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 49.3200 | 49.3920 | 38.1000 | 38.1000 |
| U1-U3 | 92.8650 | 92.9890 | 43.3000 | 43.3000 |
| U1-U4 | 129.8490 | 129.8840 | 63.0030 | 62.9170 |
| U2-U3 | 43.9740 | 44.0240 | 49.1000 | 49.1000 |
| U2-U4 | 87.5990 | 87.5240 | 76.7070 | 76.6020 |
| U3-U4 | 52.7020 | 52.5620 | 99.4190 | 99.3500 |
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 | 60897.32765979 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871486 |
| 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 | 49.32 |
| HIERARCH ESO ISS PBL12 END | 49.392 |
| HIERARCH ESO ISS PBLA12 START | 38.1 |
| HIERARCH ESO ISS PBLA12 END | 38.1 |
| HIERARCH ESO ISS PBL13 START | 92.865 |
| HIERARCH ESO ISS PBL13 END | 92.989 |
| HIERARCH ESO ISS PBLA13 START | 43.3 |
| HIERARCH ESO ISS PBLA13 END | 43.3 |
| HIERARCH ESO ISS PBL14 START | 129.849 |
| HIERARCH ESO ISS PBL14 END | 129.884 |
| HIERARCH ESO ISS PBLA14 START | 63.003 |
| HIERARCH ESO ISS PBLA14 END | 62.917 |
| HIERARCH ESO ISS PBL23 START | 43.974 |
| HIERARCH ESO ISS PBL23 END | 44.024 |
| HIERARCH ESO ISS PBLA23 START | 49.1 |
| HIERARCH ESO ISS PBLA23 END | 49.1 |
| HIERARCH ESO ISS PBL24 START | 87.599 |
| HIERARCH ESO ISS PBL24 END | 87.524 |
| HIERARCH ESO ISS PBLA24 START | 76.707 |
| HIERARCH ESO ISS PBLA24 END | 76.602 |
| HIERARCH ESO ISS PBL34 START | 52.702 |
| HIERARCH ESO ISS PBL34 END | 52.562 |
| HIERARCH ESO ISS PBLA34 START | 99.419 |
| HIERARCH ESO ISS PBLA34 END | 99.35 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004056 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003858 |
| HIERARCH ESO ISS AMBI TEMP | 11.93 |
| HIERARCH ESO ISS AMBI FWHM START | 0.52 |
| HIERARCH ESO ISS AMBI FWHM END | 0.48 |