Exposure
- ID
- MATIS.2025-08-07T07:59:55.751_1
- Header ID
- MATIS.2025-08-07T07:59:55.751
- Date updated
- 2025-08-07 08:10:53 UTC+0000
- Release date
- 2026-08-07 08:10:53 UTC+0000
- UTC Start
- 2025-08-07 07:59:55.751
- UTC End
- 2025-08-07 08:00:57.761
- MJD Start
- 60894.33328416
- MJD End
- 60894.33400186833
- Exposure time (s)
- 62.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0082865
- Ambient temperature (°C)
- 13.6
- Seeing (arcsec)
- 0.695
Observation
- ID
- 69484
- 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
- 51615
- Name
- HD 218396
- RA
- 346.871689
- DEC
- 21.13407
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 49.0590 | 49.1340 | 38.1000 | 38.1000 |
| U1-U3 | 92.4100 | 92.5420 | 43.4000 | 43.3000 |
| U1-U4 | 129.7060 | 129.7500 | 63.3080 | 63.2210 |
| U2-U3 | 43.7930 | 43.8460 | 49.3000 | 49.2000 |
| U2-U4 | 87.8530 | 87.7840 | 77.0800 | 76.9760 |
| U3-U4 | 53.1930 | 53.0570 | 99.6640 | 99.5950 |
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 | 60894.33328416 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871689 |
| DEC | 21.13407 |
| 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 | 49.059 |
| HIERARCH ESO ISS PBL12 END | 49.134 |
| HIERARCH ESO ISS PBLA12 START | 38.1 |
| HIERARCH ESO ISS PBLA12 END | 38.1 |
| HIERARCH ESO ISS PBL13 START | 92.41 |
| HIERARCH ESO ISS PBL13 END | 92.542 |
| HIERARCH ESO ISS PBLA13 START | 43.4 |
| HIERARCH ESO ISS PBLA13 END | 43.3 |
| HIERARCH ESO ISS PBL14 START | 129.706 |
| HIERARCH ESO ISS PBL14 END | 129.75 |
| HIERARCH ESO ISS PBLA14 START | 63.308 |
| HIERARCH ESO ISS PBLA14 END | 63.221 |
| HIERARCH ESO ISS PBL23 START | 43.793 |
| HIERARCH ESO ISS PBL23 END | 43.846 |
| HIERARCH ESO ISS PBLA23 START | 49.3 |
| HIERARCH ESO ISS PBLA23 END | 49.2 |
| HIERARCH ESO ISS PBL24 START | 87.853 |
| HIERARCH ESO ISS PBL24 END | 87.784 |
| HIERARCH ESO ISS PBLA24 START | 77.08 |
| HIERARCH ESO ISS PBLA24 END | 76.976 |
| HIERARCH ESO ISS PBL34 START | 53.193 |
| HIERARCH ESO ISS PBL34 END | 53.057 |
| HIERARCH ESO ISS PBLA34 START | 99.664 |
| HIERARCH ESO ISS PBLA34 END | 99.595 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007616 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.008957 |
| HIERARCH ESO ISS AMBI TEMP | 13.6 |
| HIERARCH ESO ISS AMBI FWHM START | 0.7 |
| HIERARCH ESO ISS AMBI FWHM END | 0.69 |