Exposure
- ID
- MATIS.2025-08-10T08:04:55.877_1
- Header ID
- MATIS.2025-08-10T08:04:55.877
- Date updated
- 2025-08-10 08:15:42 UTC+0000
- Release date
- 2026-08-10 08:15:42 UTC+0000
- UTC Start
- 2025-08-10 08:04:55.877
- UTC End
- 2025-08-10 08:05:57.887
- MJD Start
- 60897.33675784
- MJD End
- 60897.33747554833
- Exposure time (s)
- 62.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003671
- Ambient temperature (°C)
- 11.86
- Seeing (arcsec)
- 0.45999999999999996
Observation
- ID
- 69795
- 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
- 51815
- Name
- HD 218396
- RA
- 346.871494
- DEC
- 21.13374
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 50.2070 | 50.2750 | 38.2000 | 38.2000 |
| U1-U3 | 94.3830 | 94.4970 | 43.1000 | 43.1000 |
| U1-U4 | 130.1620 | 130.1740 | 61.8850 | 61.7940 |
| U2-U3 | 44.5640 | 44.6070 | 48.6000 | 48.6000 |
| U2-U4 | 86.5490 | 86.4570 | 75.3450 | 75.2350 |
| U3-U4 | 50.8600 | 50.7090 | 98.5510 | 98.4830 |
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 | 60897.33675784 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871494 |
| DEC | 21.13374 |
| 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 | 50.207 |
| HIERARCH ESO ISS PBL12 END | 50.275 |
| HIERARCH ESO ISS PBLA12 START | 38.2 |
| HIERARCH ESO ISS PBLA12 END | 38.2 |
| HIERARCH ESO ISS PBL13 START | 94.383 |
| HIERARCH ESO ISS PBL13 END | 94.497 |
| HIERARCH ESO ISS PBLA13 START | 43.1 |
| HIERARCH ESO ISS PBLA13 END | 43.1 |
| HIERARCH ESO ISS PBL14 START | 130.162 |
| HIERARCH ESO ISS PBL14 END | 130.174 |
| HIERARCH ESO ISS PBLA14 START | 61.885 |
| HIERARCH ESO ISS PBLA14 END | 61.794 |
| HIERARCH ESO ISS PBL23 START | 44.564 |
| HIERARCH ESO ISS PBL23 END | 44.607 |
| HIERARCH ESO ISS PBLA23 START | 48.6 |
| HIERARCH ESO ISS PBLA23 END | 48.6 |
| HIERARCH ESO ISS PBL24 START | 86.549 |
| HIERARCH ESO ISS PBL24 END | 86.457 |
| HIERARCH ESO ISS PBLA24 START | 75.345 |
| HIERARCH ESO ISS PBLA24 END | 75.235 |
| HIERARCH ESO ISS PBL34 START | 50.86 |
| HIERARCH ESO ISS PBL34 END | 50.709 |
| HIERARCH ESO ISS PBLA34 START | 98.551 |
| HIERARCH ESO ISS PBLA34 END | 98.483 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003252 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00409 |
| HIERARCH ESO ISS AMBI TEMP | 11.86 |
| HIERARCH ESO ISS AMBI FWHM START | 0.48 |
| HIERARCH ESO ISS AMBI FWHM END | 0.44 |