Exposure
- ID
- MATIS.2025-08-06T05:49:58.927_1
- Header ID
- MATIS.2025-08-06T05:49:58.927
- Date updated
- 2025-08-06 05:55:45 UTC+0000
- Release date
- 2026-08-06 05:55:45 UTC+0000
- UTC Start
- 2025-08-06 05:49:58.927
- UTC End
- 2025-08-06 05:51:00.937
- MJD Start
- 60893.24304314
- MJD End
- 60893.24376084833
- Exposure time (s)
- 62.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0089615
- Ambient temperature (°C)
- 15.23
- Seeing (arcsec)
- 0.59
Observation
- ID
- 69167
- 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
- 51437
- Name
- HD 218396
- RA
- 346.871552
- DEC
- 21.13411
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 38.0710 | 38.1600 | 29.0000 | 29.1000 |
| U1-U3 | 70.5620 | 70.7610 | 38.1000 | 38.2000 |
| U1-U4 | 107.9910 | 108.2900 | 71.4190 | 71.3760 |
| U2-U3 | 33.5240 | 33.6290 | 48.5000 | 48.6000 |
| U2-U4 | 83.9130 | 84.0470 | 89.2430 | 89.1480 |
| U3-U4 | 62.4530 | 62.4470 | 109.7370 | 109.6420 |
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 | 60893.24304314 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871552 |
| DEC | 21.13411 |
| 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 | 38.071 |
| HIERARCH ESO ISS PBL12 END | 38.16 |
| HIERARCH ESO ISS PBLA12 START | 29.0 |
| HIERARCH ESO ISS PBLA12 END | 29.1 |
| HIERARCH ESO ISS PBL13 START | 70.562 |
| HIERARCH ESO ISS PBL13 END | 70.761 |
| HIERARCH ESO ISS PBLA13 START | 38.1 |
| HIERARCH ESO ISS PBLA13 END | 38.2 |
| HIERARCH ESO ISS PBL14 START | 107.991 |
| HIERARCH ESO ISS PBL14 END | 108.29 |
| HIERARCH ESO ISS PBLA14 START | 71.419 |
| HIERARCH ESO ISS PBLA14 END | 71.376 |
| HIERARCH ESO ISS PBL23 START | 33.524 |
| HIERARCH ESO ISS PBL23 END | 33.629 |
| HIERARCH ESO ISS PBLA23 START | 48.5 |
| HIERARCH ESO ISS PBLA23 END | 48.6 |
| HIERARCH ESO ISS PBL24 START | 83.913 |
| HIERARCH ESO ISS PBL24 END | 84.047 |
| HIERARCH ESO ISS PBLA24 START | 89.243 |
| HIERARCH ESO ISS PBLA24 END | 89.148 |
| HIERARCH ESO ISS PBL34 START | 62.453 |
| HIERARCH ESO ISS PBL34 END | 62.447 |
| HIERARCH ESO ISS PBLA34 START | 109.737 |
| HIERARCH ESO ISS PBLA34 END | 109.642 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.009822 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.008101 |
| HIERARCH ESO ISS AMBI TEMP | 15.23 |
| HIERARCH ESO ISS AMBI FWHM START | 0.57 |
| HIERARCH ESO ISS AMBI FWHM END | 0.61 |