Exposure
- ID
- MATIS.2025-08-07T06:36:23.656_1
- Header ID
- MATIS.2025-08-07T06:36:23.656
- Date updated
- 2025-08-07 06:45:54 UTC+0000
- Release date
- 2026-08-07 06:45:54 UTC+0000
- UTC Start
- 2025-08-07 06:36:23.656
- UTC End
- 2025-08-07 06:37:25.666
- MJD Start
- 60894.2752738
- MJD End
- 60894.27599150833
- Exposure time (s)
- 62.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0079135
- Ambient temperature (°C)
- 13.48
- Seeing (arcsec)
- 0.52
Observation
- ID
- 69412
- 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
- 51578
- Name
- HD 218396
- RA
- 346.871628
- DEC
- 21.1341
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 42.3710 | 42.4630 | 34.3000 | 34.4000 |
| U1-U3 | 79.7540 | 79.9400 | 41.9000 | 41.9000 |
| U1-U4 | 119.9470 | 120.1510 | 68.9920 | 68.9330 |
| U2-U3 | 38.1620 | 38.2510 | 50.3000 | 50.3000 |
| U2-U4 | 88.4490 | 88.5050 | 84.8090 | 84.7160 |
| U3-U4 | 60.9700 | 60.9130 | 105.5840 | 105.5020 |
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 | 60894.2752738 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871628 |
| DEC | 21.1341 |
| 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 | 42.371 |
| HIERARCH ESO ISS PBL12 END | 42.463 |
| HIERARCH ESO ISS PBLA12 START | 34.3 |
| HIERARCH ESO ISS PBLA12 END | 34.4 |
| HIERARCH ESO ISS PBL13 START | 79.754 |
| HIERARCH ESO ISS PBL13 END | 79.94 |
| HIERARCH ESO ISS PBLA13 START | 41.9 |
| HIERARCH ESO ISS PBLA13 END | 41.9 |
| HIERARCH ESO ISS PBL14 START | 119.947 |
| HIERARCH ESO ISS PBL14 END | 120.151 |
| HIERARCH ESO ISS PBLA14 START | 68.992 |
| HIERARCH ESO ISS PBLA14 END | 68.933 |
| HIERARCH ESO ISS PBL23 START | 38.162 |
| HIERARCH ESO ISS PBL23 END | 38.251 |
| HIERARCH ESO ISS PBLA23 START | 50.3 |
| HIERARCH ESO ISS PBLA23 END | 50.3 |
| HIERARCH ESO ISS PBL24 START | 88.449 |
| HIERARCH ESO ISS PBL24 END | 88.505 |
| HIERARCH ESO ISS PBLA24 START | 84.809 |
| HIERARCH ESO ISS PBLA24 END | 84.716 |
| HIERARCH ESO ISS PBL34 START | 60.97 |
| HIERARCH ESO ISS PBL34 END | 60.913 |
| HIERARCH ESO ISS PBLA34 START | 105.584 |
| HIERARCH ESO ISS PBLA34 END | 105.502 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.008309 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007518 |
| HIERARCH ESO ISS AMBI TEMP | 13.48 |
| HIERARCH ESO ISS AMBI FWHM START | 0.52 |
| HIERARCH ESO ISS AMBI FWHM END | 0.52 |