Exposure
- ID
- MATIS.2025-08-09T06:42:59.327_1
- Header ID
- MATIS.2025-08-09T06:42:59.327
- Date updated
- 2025-08-09 06:50:36 UTC+0000
- Release date
- 2026-08-09 06:50:36 UTC+0000
- UTC Start
- 2025-08-09 06:42:59.327
- UTC End
- 2025-08-09 06:44:01.337
- MJD Start
- 60896.27985332
- MJD End
- 60896.28057102833
- Exposure time (s)
- 62.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004026
- Ambient temperature (°C)
- 12.39
- Seeing (arcsec)
- 0.605
Observation
- ID
- 69573
- 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
- 51679
- Name
- HD 218396
- RA
- 346.871587
- DEC
- 21.1339
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 43.6100 | 43.6980 | 35.4000 | 35.4000 |
| U1-U3 | 82.2380 | 82.4120 | 42.5000 | 42.5000 |
| U1-U4 | 122.5470 | 122.7180 | 68.1550 | 68.0940 |
| U2-U3 | 39.3400 | 39.4210 | 50.4000 | 50.4000 |
| U2-U4 | 89.0710 | 89.1040 | 83.5310 | 83.4400 |
| U3-U4 | 60.0960 | 60.0260 | 104.4870 | 104.4100 |
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 | 60896.27985332 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871587 |
| DEC | 21.1339 |
| 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 | 43.61 |
| HIERARCH ESO ISS PBL12 END | 43.698 |
| HIERARCH ESO ISS PBLA12 START | 35.4 |
| HIERARCH ESO ISS PBLA12 END | 35.4 |
| HIERARCH ESO ISS PBL13 START | 82.238 |
| HIERARCH ESO ISS PBL13 END | 82.412 |
| HIERARCH ESO ISS PBLA13 START | 42.5 |
| HIERARCH ESO ISS PBLA13 END | 42.5 |
| HIERARCH ESO ISS PBL14 START | 122.547 |
| HIERARCH ESO ISS PBL14 END | 122.718 |
| HIERARCH ESO ISS PBLA14 START | 68.155 |
| HIERARCH ESO ISS PBLA14 END | 68.094 |
| HIERARCH ESO ISS PBL23 START | 39.34 |
| HIERARCH ESO ISS PBL23 END | 39.421 |
| HIERARCH ESO ISS PBLA23 START | 50.4 |
| HIERARCH ESO ISS PBLA23 END | 50.4 |
| HIERARCH ESO ISS PBL24 START | 89.071 |
| HIERARCH ESO ISS PBL24 END | 89.104 |
| HIERARCH ESO ISS PBLA24 START | 83.531 |
| HIERARCH ESO ISS PBLA24 END | 83.44 |
| HIERARCH ESO ISS PBL34 START | 60.096 |
| HIERARCH ESO ISS PBL34 END | 60.026 |
| HIERARCH ESO ISS PBLA34 START | 104.487 |
| HIERARCH ESO ISS PBLA34 END | 104.41 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003946 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004106 |
| HIERARCH ESO ISS AMBI TEMP | 12.39 |
| HIERARCH ESO ISS AMBI FWHM START | 0.6 |
| HIERARCH ESO ISS AMBI FWHM END | 0.61 |